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Martin Rypdal

Professor/Instituttleder Institutt for matematikk og statistikk
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STILLINGER 


2017-present: Professor og instituttleder, Institutt for matematikk og statistikk, UiT

2012-2017: Førsteamanuensis, Institutt for matematikk og statistikk, UiT 

2009-2012: Post doc. med personlig stipend fra Norges forskningsråd 

2008-2009: Forsker ved NORUT   

2004-2008: Stipendiat med personlig stipend fra Norges forskningsråd

 
UTDANNING

2008: PhD i matematikk fra UiT: Dynamical and Stochastic Aspects of Self-Organized Critical Systems. (Disputas 08.11.2008)

2004: Cand. Scient. i matematikk, UiT

 
PRISER

Fakultetets undervisningspris (2007 and 2015)

 
VEILEDNING 

• Hovedveileder for PhD-studenter (O. Løvsletten var ferdig i 2014 and H.-B. Fredriksen var ferdig i 2017)

• Biveileder for PhD-studenter (T. Nilsen and A. Theodorsen)

• Veileder for 16 masterstudenter (Martinsen, Johansen, Mentzoni, Sund, Løvsletten, Polina, Checkanova, Smolkova, Zankova, Jespersen, Myklebust, Skagseth, Holmstrand, Grabovskaia, Tranås, Yong)

 
UNDERVISNING

• Specialized curriculum in Industrial Mathematics (2009, 2014, 2016)

• Kalkulus 1 (2013, 2014, 2015, 2016, 2017)

• Kalkulus 2 (2005, 2014, 2016)

• Lineær algebra (2007, 2013)

• Chaos and Fractals (2004)

• Forkurs i matematikk (2005)

 
STYRER OG KOMITEER

• Medlem i bærekraftkomiteen  (siden 2019)

• Representant i Fakultetstyret (NT-fak, UiT)  (2014-2018)

 
MOBILITET

• Norwegian University of Science and Technology (Sep. 2010-Des. 2010).

• University of Granada, Spain (Apr. 2015-Mai 2015).

• University of California San Diego (Jan. 2017 - Jun. 2017).


ERFARING UTENFOR AKADEMIA

• Konsulent for Olympiatoppen (2013-2015)

• Foredragsholder for Olympiatoppen (2012)

• Invitert foredragsholder på konferansen til friidrettens trenerforening (2006)

• Instruktør ved idrettshøyskolen, UiT (2012, 2013 and 2014).

• Koordinator for studenter med toppidrettsatus (2010-2015)

• Trener for tre norske mesterskap i stafett .

Egne idrettsprestasjoner:

• Norsk mester på 100m (2005 and 2006)

• Norsk mester på 60m (2003, 2004, 2005 and 2010)

• Norsk mester på 200m (2001,2002 and 2005)

• Semifinale på 60m i EM (2007)

• Kvartfinale på 100m i EM (2006)

• Troms Idrettskrets Hederstegn (2010)

 
LEDERERFARING

• UiTs prosjekt "The Dynamics of the Climate in the Arctic".

• Analyse av markedsrisiko. Prosjekt med Sparebank-1 Nord-Norge og Norges Forskningsråd 

• “Long-range memory in Earth’s climate response and the implications for future global warming“. The project is funded by the NRC (project number 229754-E10).

• Leder for en gruppe sprintere i Tromsø 2003-2011. Laget vant flere norske mesterskap.  


FORMIDLING 

• Kan vi forutse epidemier? 

• Breakthrough in predicting dengue fever outbreaks

• Breakthrough predicting dengue fever outbreaks 

• UiT-forsker med gjennombrudd: Modell kan forutsi omfanget av dengue-epidemier

• Media mente forskerne avlyste «klimaskrekkscenario»: Dette fant vi da vi gikk studien deres i sømmene

• Kawasaki’s disease: one disease multiple triggers

• “En Felles Arena”. Sammen med K. Rypdal. (2008)

• Kan vi forutse renteendringer? (sammen med G. Andreassen), NT-fakultetet (2011)

• Presentasjon av anvendt matematikk. Kongsbakken vgs and Nordkjosbotn vgs (2011)

• Gøy med fraktaler. Nord-Norsk Vitensenter. (2011)

• Presentasjon av Matematikk og finans. Nord-Norsk Vitensenter (2011)

Artikler i aviser/magasiner:  

• “Rasende Dynamikk”. (with K. Rypdal), Avisa Nordlys (2008)

• “Hva bestemmer nivået?” (with K. Rypdal), Bladet Friidrett (2006)

 

FORSKNINGSARTIKLER 

  • Rypdal M., N. Boers, H.-B. Fredriksen, K.-U. Eiselt, A. Johansen, A. Martinsen, E. F. Mentzoni, R. Graversen, and K. Rypdal Estimating Remaining Carbon Budgets Using Emulators of CMIP6 Models, in review at Communications Earth and Environment
  • Nova N., E. R. Deyle, M. S. Shocket, A. J. MacDonald, M. L. Childs, M. Rypdal, G. Sugihara, E. A. Mordecai, Susceptible host availability modulates climate effects on dengue dynamics, Accepted in Ecology Letters November 2020 doi:10.1111/ele.13652    
  • Rypdal, K. and M. Rypdal, A parsimonious description and cross-country analysis of COVID-19 epidemic curve, Int. J. Environ. Res. Public Health 17(18), 2020, 6487 (Link to paper)
  • Rypdal M., Rypdal V., Jakobsen P., Ytterstad E., Løvsletten O., Klingenberg C., Rypdal K., Modelling Suggests Limited Change in the Reproduction Number from Reopening Norwegian Kindergartens and Schools During the COVID-19 Pandemic (Link to preprint)
  • Rypdal, M. and G. Sugihara, Inter-outbreak stability reflects the size of the susceptible pool and forecasts magnitudes of seasonal epidemics, Nature Communications 10, 2019, 2374 (Link to paper)
  • Rypdal V., J. Guzman, A. Henrey, T. Loughin, M. Glerup, E. D. Arnstad, K. Aalto, M. Rygg, S. Nielsen, T. Herlin, A. Fasth, L. Berntson, M. Rypdal, E. Nordal, Validation of prediction models of severe disease course and non-achievement of remission in juvenile idiopathic arthritis: part 1—results of the Canadian model in the Nordic cohort, Arthritis Research & Therapy 21, 2019 (Link to paper)
  • Henrey A., V. Rypdal, M. Rypdal, T. Loughin, E. Nordal, and J. Guzman, for the ReACCh-Out and NoSPeR Investigators,Validation of prediction models of severe disease course and non-achievement of remission in juvenile idiopathic arthritis part 2: results of the Nordic model in the Canadian cohort, Arthritis Research & Therapy 22, 2020 (Link to paper)
  • Myrvoll-Nilsen, E., S. H. Sørbye, H.-B. Fredriksen, H. Rue, M. Rypdal, Statistical estimation of global surface temperature response to forcing under the assumption of temporal scaling, Earth System Dynamics (2020), 11, 329–345. (Link to paper).
  • Myrvoll-Nilsen, E. H-B. Fredriksen, S. H. Sørbye, M. Rypdal, Warming trends and long-range dependent climate variability since year 1900: a Bayesian approach. Frontiers in Earth Science 7, 2019, 214 (Link to paper)
  • Rypdal, M., H.-B. Fredriksen, E. Myrvold-Nilsen, S. H. Sørbye and K. Rypdal, Emergent Scale Invariance and Climate Sensitivity, Climate, 2018. 6(4), 93. (Link to paper)
  • Franzke, C., S. Barbosa, R. Blender, H.-B. Fredriksen, T. Laepple, F. Lambert, T. Nilsen, K. Rypdal, M. Rypdal, M. G. Scotto, S. Vannitsem, N. W. Watkins, L. Yang, N. Yuan, The Structure of Climate Variability Across Scales, Reviews of Geophysics, 2020 58, e2019RG000657 (Link to paper).
  • Nilsen, T., J. P. Werner, D. V. Divine and M. Rypdal, Assessing the performance of the BARCAST climate field reconstruction technique for a climate with long-range memory, Climate of the Past, 2018. 14: p. 947-967. (Link to paper)
  • Rypdal, V., E. D. Arnstad, K. Aalto, L. Berntson, M. Ekelund, A. Fasth, M. Glerup, T. Herlin, S. Nielsen, S. Peltoniemi, M. Zak, M. Rygg, M. Rypdal, E. Nordal, Predicting unfavorable long-term outcome in Juvenile Idiopathic Arthritis: Results from the Nordic cohort study, Arthritis Research & Therapy 2018, 20:91 (Link to paper)
  • Rypdal, M., H.-B. Fredriksen, K. Rypdal and R. Steene, Emergent constraint on equilibrium climate sensitivity, Nature 2018, 563: p. E4-E5. (link to paper)  
  • Rypdal, M., V. Rypdal, J. A. Burney, D. Cayan, E. Bainto, S. Skochko, A. H. Tremoulet, J. Creamean, C. Shimizu, J. Kim and J. C. Burns, Clustering and climate associations of Kawasaki Disease in San Diego County suggest environmental triggers, Scientific Reports 2018. 8: 16140. (link to paper)
  • Fredriksen, H-.B. and M. Rypdal, Long-range persistence in global surface temperatures explained by linear multi-box energy balance models, Journal of Climate, 2017. 30: p. 7157-7168. (Link to paper)
  • Theodorsen A., O. E. Garcia and M. Rypdal, Statistical properties of a filtered Poisson process with additive random noise: distributions, correlations and moment estimation, Physica Scripta, 2017,  92(5), 054002. (preprint)
  • Rypdal, M. and K. Rypdal, Late Quaternary temperature variability described as abrupt transitions on a 1/f noise background. Earth System Dynamics, 2016. 7: p. 281-293. (Link to paper) 
  • Rypdal, M., Early-Warning Signals for the onsets of Greenland Interstadials and the Younger Dryas-Preboreal transition. Journal of Climate, 2016. 29(11): p. 4047-4056. (Link to paper)
  • Løvsletten, O. and M. Rypdal, Statistics of Regional Surface Temperatures after 1900: Long-Range versus Short-Range Dependence and Significance of Warming Trends, Journal of Climate, 2016. 29(11): p. 4057-4068. (Link to paper)
  • Rypdal, K. and M. Rypdal, Comment on "Scaling regimes and linear/nonlinear responses of last millennium climate to volcanic and solar forcing" by S. Lovejoy and C. Varotsos. Earth System Dynamics Discussions, 2016. (Link to paper)
  • Rypdal, K., M. Rypdal, and S. Holm, Detection and attribution: how is the solar signal identified and distinguished from the response to other forcings?, in Earth's climate response to a changing Sun. 2015, EDP Sciences. p. 345. 
  • Rypdal, K., M. Rypdal, and H.-B. Fredriksen, Spatiotemporal long-range persistence in earth's temperature field: Analysis of stochastic-diffusive energy balance models. Journal of Climate, 2015. 28(21): p. 8379-8395. (Link to paper) 
  • Rypdal, K. and M. Rypdal, Modeled impact of total solar irradiance (TSI) forcing, in Earth's climate response to a changing Sun. 2015, EDP Sciences. p. 345.
  • Østvand, L., K. Rypdal, and M. Rypdal, Statistical significance of rising and oscillatory trends in global ocean and land temperature in the past 160 years. Earth System Dynamics Discussions, 2014. 5: p. 327-362. (Link to discussion)
  • Østvand, L., T. Nilsen, K. Rypdal, D. Divine, V., and M. Rypdal, Long-range memory in internal and forced dynamics of millennium-long climate model simulations. Earth System Dynamics, 2014. 5(2): p. 295-308.
  • Rypdal, M. and K. Rypdal, Long-memory effects in linear response models of Earth's temperature and implications for future global warming. Journal of Climate, 2014. 27(14): p. 5240-5258.
  • Rypdal, M., E. Sirnes, O. Løvsletten, and K. Rypdal, Assessing market uncertainty by means of a time-varying intermittency parameter for asset price fluctuations. Physica A: Statistical Mechanics and its Applications, 2013: p. 8.
  • Rypdal, M. and O. Løvsletten, Modeling electricity spot prices using mean-reverting multifractal processes. Physica A: Statistical Mechanics and its Applications, 2013. 392(1): p. 194-207.
  • Rypdal, K., L. Østvand, and M. Rypdal, Long-range memory in Earth's surface temperature on time scales from months to centuries. Journal of Geophysical Research - Atmospheres, 2013. 118(13): p. 7046-7062.
  • Rypdal, M. and K. Rypdal, Is there long-range memory in solar activity on timescales shorter than the sunspot period? Journal of Geophysical Research - Space Physics, 2012. 117: p. 11.
  • Rypdal, K. and M. Rypdal, Stochastic properties of solar activity proxies. Astrophysics and Space Science Proceedings, 2012. 33: p. 227-232.
  • Løvsletten, O. and M. Rypdal, Approximated maximum likelihood estimation in multifractal random walks. Physical Review E. Statistical, Nonlinear, and Soft Matter Physics, 2012. 85(4): p. 8.
  • Rypdal, M. and K. Rypdal, Discerning a linkage between solar wind turbulence and ionospheric dissipation by a method of confined multifractal motions. Journal of Geophysical Research - Space Physics, 2011. 226: p. A02202.
  • Rypdal, K., B. Klumov, B. Kozelov, R. Kube, and M. Rypdal, Exploring the Analogy Between Freezing of a 2D Yukawa Liquid and 2D Decaying Turbulence in Fluids. AIP Conference Proceedings, 2011. 1397(1): p. 72-77.
  • Hall, C., K. Rypdal, and M. Rypdal, The E region at 69 degrees N, 19 degrees E: Trends, significances, and detectability. Journal of Geophysical Research - Space Physics, 2011. 116: p. A05309.
  • Rypdal, M. and K. Rypdal, Testing Hypotheses about Sun-Climate Complexity Linking. Physical Review Letters, 2010. 104(12): p. 4.
  • Rypdal, M. and K. Rypdal, Stochastic modeling of the AE index and its relation to fluctuations in B-z of the IMF on time scales shorter than substorm duration. Journal of Geophysical Research - Space Physics, 2010. 115: p. 15.
  • Rypdal, M. and K. Rypdal, Rypdal and Rypdal reply. A Reply to the Comment by Nicola Scafetta and Bruce J. West. Physical Review Letters, 2010. 105(21): p. 219802. 
  • Rypdal, M. and K. Rypdal, A stochastic theory for temporal fluctuations in self-organized critical systems. New Journal of Physics, 2008. 10: p. 123010/1-11.
  • Rypdal, K., B.V. Kozelov, S. Ratynskaia, B. Klumov, C. Knapek, and M. Rypdal, Scale-free vortex cascade emerging from random forcing in a strongly coupled system. New Journal of Physics, 2008. 10: p. 093018.
  • Rypdal, K., M. Rypdal, T. Zivkovic, and B.V. Kozelov, Complexity in astro and geospace systems: the turbulence versus SOC controversy. AIP Conference Proceedings, 2007. 932: p. 203-208.
  • Kruglikov, B.S. and M. Rypdal, Entropy via multiplicity. Discrete and Continuous Dynamical Systems, 2006. 16: p. 395-410.
  • Kruglikov, B.S. and M. Rypdal, Dynamics and entropy in the Zhang model of self-organized criticality. Journal of statistical physics, 2006. 122.
  • Kruglikov, B.S. and M. Rypdal, A piece-wise affine contracting map with positive entropy. Discrete and Continuous Dynamical Systems, 2006. 16: p. 393-394.
  • Rypdal, M. and K. Rypdal, Modelling temporal fluctuations in avalanching systems. Physical Review E, 2008. 78, 051127.

  • Rypdal, Veronika Gjertsen; Guzman, Jaime; Henrey, Andrew; Loughin, Thomas; Glerup, Mia; Arnstad, Ellen Dalen; Aalto, Kristiina; Rygg, Marite; Nielsen, Susan M.; Herlin, Troels; Fasth, Anders; Berntson, Lillemor; Rypdal, Martin Wibe; Nordal, Ellen Berit. Validation of prediction models of severe disease course and non-achievement of remission in juvenile idiopathic arthritis: part 1-results of the Canadian model in the Nordic cohort. Arthritis Research & Therapy 2019; Volum 21:270. ISSN 1478-6354.s 1 - 10.s doi: 10.1186/s13075-019-2060-2.
  • Franzke, Christian; Barbosa, Susana; Blender, Richard; Fredriksen, Hege-Beate; Laepple, Thomas; Lambert, Fabrice; Nilsen, Tine; Rypdal, Kristoffer; Scotto, Manuel; Rypdal, Martin Wibe; Vannitsem, Stephane; Watkins, Nicholas W.; Yang, Lichao; Yuan, Naiming. The Structure of Climate Variability Across Scales. Reviews of Geophysics 2020; Volum 58 (2). ISSN 8755-1209.s doi: 10.1029/2019RG000657.

  • Franzke, Christian L.E.; Barbosa, Susana; Blender, Richard; Fredriksen, Hege-Beate; Laepple, Thomas; Lambert, Fabrice; Nilsen, Tine; Rypdal, Kristoffer; Rypdal, Martin; Scotto, Manuel G; Vannitsem, Stephane; Watkins, Nicholas W.; Yang, Lichao; Yuan, Naiming. The Structure of Climate Variability Across Scales. Reviews of Geophysics 2020; Volum 58 (2). ISSN 8755-1209.s e2019RG000657 - e2019RG000657.s doi: 10.1029/2019RG000657.

  • Rypdal, Kristoffer; Bianchi, Filippo Maria; Rypdal, Martin. Intervention Fatigue is the Primary Cause of Strong Secondary Waves in the COVID-19 Pandemic. International Journal of Environmental Research and Public Health (IJERPH) 2020. ISSN 1661-7827.s doi: 10.3390/ijerph17249592.

  • Nova, Nicole; Sugihara, George; Rypdal, Martin. Susceptible host availability modulates climate effects on dengue dynamics. Ecology Letters 2020. ISSN 1461-023X.s doi: 10.1111/ele.13652.

  • Myrvoll-Nilsen, Eirik; Sørbye, Sigrunn Holbek; Fredriksen, Hege-Beate; Rue, Håvard; Rypdal, Martin Wibe. Statistical estimation of global surface temperature response to forcing under the assumption of temporal scaling. Earth System Dynamics 2020; Volum 11. ISSN 2190-4979.s 329 - 345.s doi: 10.5194/esd-11-329-2020.

  • Henrey, Andrew; Rypdal, Veronika Gjertsen; Rypdal, Martin Wibe; Loughin, Thomas; Nordal, Ellen Berit; Guzman, Jaime. Validation of prediction models of severe disease course and non-achievement of remission in juvenile idiopathic arthritis part 2: Results of the Nordic model in the Canadian cohort. Arthritis Research & Therapy 2020; Volum 22:10. ISSN 1478-6354.s 1 - 11.s doi: 10.1186/s13075-019-2091-8.

  • Rypdal, Veronika Gjertsen; Guzman, Jaime; Henrey, Andrew; Loughin, Thomas; Glerup, Mia; Arnstad, Ellen Dalen; Aalto, Kristiina; Rygg, Marite; Nielsen, Susan M.; Herlin, Troels; Fasth, Anders; Berntson, Lillemor; Rypdal, Martin Wibe; Nordal, Ellen Berit. Validation of prediction models of severe disease course and non-achievement of remission in juvenile idiopathic arthritis: part 1-results of the Canadian model in the Nordic cohort. Arthritis Research & Therapy 2019; Volum 21:270. ISSN 1478-6354.s 1 - 10.s doi: 10.1186/s13075-019-2060-2.

  • Myrvoll-Nilsen, Eirik; Fredriksen, Hege-Beate; Sørbye, Sigrunn Holbek; Rypdal, Martin wibe. Warming trends and long-range dependent climate variability since year 1900: A Bayesian approach. Frontiers in Earth Science 2019; Volum 7 (214). ISSN 2296-6463.s doi: 10.3389/feart.2019.00214.

  • Rypdal, Martin wibe; Sugihara, George. Inter-outbreak stability reflects the size of the susceptible pool and forecasts magnitudes of seasonal epidemics. Nature Communications 2019; Volum 10 (1). ISSN 2041-1723.s 1 - 8.s doi: 10.1038/s41467-019-10099-y.

  • Rypdal, Martin wibe; Rypdal, Veronika Gjertsen; Burney, Jennifer A.; Cayan, Daniel; Bainto, Emelia; Skochko, Shannon; Tremoulet, Adriana H.; Creamean, Jessie; Shimizu, Chisato; Kim, Ji-Hoon; Burns, Jane C.. Clustering and climate associations of Kawasaki Disease in San Diego County suggest environmental triggers. Scientific Reports 2018; Volum 8:16140. ISSN 2045-2322.s 1 - 9.s doi: 10.1038/s41598-018-33124-4.

  • Rypdal, Martin wibe; Fredriksen, Hege-Beate; Myrvoll-Nilsen, Eirik; Rypdal, Kristoffer; Sørbye, Sigrunn Holbek. Emergent scale invariance and climate sensitivity. Climate 2018; Volum 6 (4). ISSN 2225-1154.s 1 - 15.s doi: 10.3390/cli6040093.

  • Rypdal, Martin wibe; Fredriksen, Hege-Beate; Rypdal, Kristoffer; Steene, Rebekka. Emergent constraints on climate sensitivity. Nature 2018; Volum 563 (7729). ISSN 0028-0836.s E4 - E5.s doi: 10.1038/s41586-018-0639-4.

  • Nilsen, Tine; Werner, Johannes; Divine, Dmitry V; Rypdal, Martin wibe. Assessing the performance of the BARCAST climate field reconstruction technique for a climate with long-range memory. Climate of the Past 2018; Volum 14 (6). ISSN 1814-9324.s 947 - 967.s doi: 10.5194/cp-14-947-2018.

  • Rypdal, Veronika Gjertsen; Arnstad, Ellen Dalen; Aalto, Kristiina; Berntson, Lillemor; Ekelund, Maria; Fasth, Anders; Glerup, Mia; Herlin, Troels; Nielsen, Susan; Peltoniemi, Suvi; Zak, Marek; Rygg, Marite; Rypdal, Martin Wibe; Nordal, Ellen Berit. Predicting unfavorable long-term outcome in juvenile idiopathic arthritis: Results from the Nordic cohort study. Arthritis Research & Therapy 2018; Volum 20 (91). ISSN 1478-6354.s doi: 10.1186/s13075-018-1571-6.

  • Theodorsen, Audun; Garcia, Odd Erik; Rypdal, Martin Wibe. Statistical properties of a filtered Poisson process with additive random noise: distributions, correlations and moment estimation. Physica Scripta 2017; Volum 92 (5). ISSN 0031-8949.s doi: 10.1088/1402-4896/aa694c.

  • Fredriksen, Hege-Beate; Rypdal, Martin wibe. Long-range persistence in global surface temperatures explained by linear multibox energy balance models. Journal of Climate 2017; Volum 30 (18). ISSN 0894-8755.s 7157 - 7168.s doi: 10.1175/JCLI-D-16-0877.1.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. Late Quaternary temperature variability described as abrupt transitions on a 1/f noise background. Earth System Dynamics 2016; Volum 7. ISSN 2190-4979.s 281 - 293.s doi: 10.5194/esd-7-281-2016.

  • Rypdal, Martin wibe. Early-warning signals for the onsets of Greenland interstadials and the younger dryas-preboreal transition. Journal of Climate 2016; Volum 29 (11). ISSN 0894-8755.s 4047 - 4056.s doi: 10.1175/JCLI-D-15-0828.1.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Interactive discussion on: K. Rypdal and M. Rypdal: Comment on scaling regimes and and linear/nonlinear responses of last millennium climate to volcanic and solar forcing" by S. Lovejoy and C. Varotsos.. Earth System Dynamics Discussions 2016. ISSN 1866-3591.

  • Rypdal, Martin wibe. Interactive discussion on “Late quaternary temperature variability described as abrupt transitions on a 1/f noise background” by M. Rypdal and K. Rypdal. (fulltekst) Earth System Dynamics Discussions 2016. ISSN 1866-3591.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Comment on "Scaling regimes and linear/nonlinear responses of last millennium climate to volcanic and solar forcing" by S. Lovejoy and C. Varotsos (2016). Earth System Dynamics 2016; Volum 7 (3). ISSN 2190-4979.s 579 - 609.s doi: 10.5194/esd-7-597-2016.

  • Løvsletten, Ola; Rypdal, Martin wibe. Statistics of Regional Surface Temperatures after 1900: Long-Range versus Short-Range Dependence and Significance of Warming Trends. Journal of Climate 2016; Volum 29 (11). ISSN 0894-8755.s 4057 - 4068.s doi: 10.1175/JCLI-D-15-0437.1.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. Late quaternary temperature variability described as abrupt transitions on a 1/f noise background. Earth System Dynamics Discussions 2015; Volum 6. ISSN 1866-3591.s 2323 - 2337.s doi: 10.5194/esdd-2323-2015.

  • Rypdal, Kristoffer; Rypdal, Martin wibe; Fredriksen, Hege-Beate. Spatiotemporal long-range persistence in earth's temperature field: Analysis of stochastic-diffusive energy balance models. Journal of Climate 2015; Volum 28 (21). ISSN 0894-8755.s 8379 - 8395.s doi: 10.1175/JCLI-D-15-0183.1.

  • Østvand, Lene; Nilsen, Tine; Rypdal, Kristoffer; Divine, Dmitry, V.; Rypdal, Martin wibe. Long-range memory in internal and forced dynamics of millennium-long climate model simulations. Earth System Dynamics 2014; Volum 5 (2). ISSN 2190-4979.s 295 - 308.s doi: 10.5194/esd-5-295-2014.

  • Østvand, Lene; Rypdal, Kristoffer; Rypdal, Martin wibe. Statistical significance of rising and oscillatory trends in global ocean and land temperature in the past 160 years. (fulltekst) Earth System Dynamics Discussions 2014; Volum 5. ISSN 1866-3591.s 327 - 362.s doi: 10.5194/esdd-5-327-2014.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. Long-memory effects in linear response models of Earth's temperature and implications for future global warming. Journal of Climate 2014; Volum 27 (14). ISSN 0894-8755.s 5240 - 5258.s doi: 10.1175/JCLI-D-13-00296.1.

  • Rypdal, Martin wibe; Løvsletten, Ola. Modeling electricity spot prices using mean-reverting multifractal processes. Physica A: Statistical Mechanics and its Applications 2013; Volum 392 (1). ISSN 0378-4371.s 194 - 207.s doi: 10.1016/j.physa.2012.08.004.

  • Rypdal, Kristoffer; Østvand, Lene; Rypdal, Martin wibe. Long-range memory in Earth's surface temperature on time scales from months to centuries. Journal of Geophysical Research (JGR): Atmospheres 2013; Volum 118 (13). ISSN 2169-897X.s 7046 - 7062.s doi: 10.1002/jgrd.50399.

  • Rypdal, Martin wibe; Sirnes, Espen; Løvsletten, Ola; Rypdal, Kristoffer. Assessing market uncertainty by means of a time-varying intermittency parameter for asset price fluctuations. Physica A: Statistical Mechanics and its Applications 2013. ISSN 0378-4371.s doi: 10.1016/j.physa.2013.02.010.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Stochastic properties of solar activity proxies. Astrophysics and Space Science Proceedings 2012; Volum 33. ISSN 1570-6591.s 227 - 232.s doi: 10.1007/978-3-642-30442-2_25.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. Is there long-range memory in solar activity on timescales shorter than the sunspot period?. Journal of Geophysical Research (JGR): Space Physics 2012; Volum 117. ISSN 2169-9380.s doi: 10.1029/2011JA017283.

  • Løvsletten, Ola; Rypdal, Martin wibe. Approximated maximum likelihood estimation in multifractal random walks. Physical Review E. Statistical, Nonlinear, and Soft Matter Physics 2012; Volum 85 (4). ISSN 1539-3755.s doi: 10.1103/PhysRevE.85.046705.

  • Rypdal, Kristoffer; Klumov, B.; Kozelov, Boris; Kube, Ralph; Rypdal, Martin wibe. Exploring the Analogy Between Freezing of a 2D Yukawa Liquid and 2D Decaying Turbulence in Fluids. AIP Conference Proceedings 2011; Volum 1397 (1). ISSN 0094-243X.s 72 - 77.s doi: 10.1063/1.3659743.

  • Hall, Chris; Rypdal, Kristoffer; Rypdal, Martin wibe. The E region at 69 degrees N, 19 degrees E: Trends, significances, and detectability. Journal of Geophysical Research (JGR): Space Physics 2011; Volum 116. ISSN 2169-9380.s A05309 - .s doi: 10.1029/2011JA016431.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. Discerning a linkage between solar wind turbulence and ionospheric dissipation by a method of confined multifractal motions. Journal of Geophysical Research (JGR): Space Physics 2011; Volum 226. ISSN 2169-9380.s A02202 - .s doi: 10.1029/2010JA015907.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. Stochastic modeling of the AE index and its relation to fluctuations in B-z of the IMF on time scales shorter than substorm duration. Journal of Geophysical Research (JGR): Space Physics 2010; Volum 115. ISSN 2169-9380.s doi: 10.1029/2010JA015463.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. Rypdal and Rypdal reply. A Reply to the Comment by Nicola Scafetta and Bruce J. West. Physical Review Letters 2010; Volum 105 (21). ISSN 0031-9007.s 219802 - .s doi: 10.1103/PhysRevLett.105.21980.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. Testing Hypotheses about Sun-Climate Complexity Linking. Physical Review Letters 2010; Volum 104 (12). ISSN 0031-9007.s doi: 10.1103/PhysRevLett.104.128501.

  • Rypdal, Kristoffer; Kozelov, Boris V; Ratynskaia, Svetlana; Klumov, B.; Knapek, C.; Rypdal, Martin wibe. Scale-free vortex cascade emerging from random forcing in a strongly coupled system. New Journal of Physics 2008; Volum 10. ISSN 1367-2630.s 093018 - .s doi: 10.1088/1367-2630/10/9/093018.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. A stochastic theory for temporal fluctuations in self-organized critical systems. New Journal of Physics 2008; Volum 10. ISSN 1367-2630.s 123010/1 - 11.s doi: 10.1088/1367-2630/10/12/123010.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. Modeling temporal fluctuations in avalanching systems. Physical Review E. Statistical, Nonlinear, and Soft Matter Physics 2008; Volum 78. ISSN 1539-3755.s 051127/1 - 11.s doi: 10.1103/PhysRevE.78.051127.

  • Rypdal, Kristoffer; Rypdal, Martin wibe; Zivkovic, Tatjana; Kozelov, Boris V. Complexity in astro and geospace systems: the turbulence versus SOC controversy. AIP Conference Proceedings 2007; Volum 932. ISSN 0094-243X.s 203 - 208.

  • Kruglikov, Boris Serafimovich; Rypdal, Martin Wibe. Entropy via multiplicity. Discrete and Continuous Dynamical Systems. Series A 2006; Volum 16. ISSN 1078-0947.s 395 - 410.

  • Kruglikov, Boris Serafimovich; Rypdal, Martin Wibe. A piece-wise affine contracting map with positive entropy. Discrete and Continuous Dynamical Systems. Series A 2006; Volum 16. ISSN 1078-0947.s 393 - 394.

  • Kruglikov, Boris Serafimovich; Rypdal, Martin Wibe. Dynamics and entropy in the Zhang model of self-organized criticality. Journal of statistical physics 2006; Volum 122. ISSN 0022-4715.

  • Myrvoll-Nilsen, Eirik; Sørbye, Sigrunn Holbek; Fredriksen, Hege-Beate; Rypdal, Martin wibe. A statistical model for global surface temperature response to radiative forcing with long-range dependent noise. EGU General Assembly 2019 2019-04-07 - 2019-04-12 2019.

  • Rypdal, Veronika Gjertsen; Guzman, Jaime; Henrey, A; Loughin, T; Glerup, Mia; Arnstad, Ellen Dalen; Fasth, Anders; Berntson, Lillemor; Nielsen, Susan; Zak, Marek; Aalto, Kristiina; Herlin, T; Rygg, Marite; Rypdal, Martin wibe; Nordal, Ellen Berit. SAT0628 Validation of methods for predicting long-term outcome in juvenile idiopathic arthritis: Results for Canadian and Nordic prediction models in the Nordic cohort.. Annals of the Rheumatic Diseases 2019; Volum 78. ISSN 0003-4967.s 1410 - 1411.s doi: 10.1136/annrheumdis-2019-eular.2577.

  • Theodorsen, Audun; Rypdal, Martin wibe. Climate Response to Volcanic Forcing. Time series analysis 2019-01-28 - 2019-01-30 2019.

  • Theodorsen, Audun; Garcia, Odd Erik; Rypdal, Martin wibe. Power-law scaling of uncorrelated plasma bursts. European Physical Society 46th conference on plasma physics 2019-07-08 - 2019-07-12 2019.

  • Rypdal, Martin wibe; Rypdal, Veronika Gjertsen; Burney, Jennifer A.; Cayan, Daniel; Bainto, Emelia; Skochko, Shannon; Tremoulet, Adriana H.; Creamean, Jessie; Shimizu, Chisato; Kim, Jihoon; Burns, Jane C.. Author Correction: Clustering and climate associations of Kawasaki Disease in San Diego County suggest environmental triggers. Scientific Reports 2019; Volum 9. ISSN 2045-2322.s doi: 10.1038/s41598-019-42137-6.

  • Sørbye, Sigrunn Holbek; Myrvoll-Nilsen, Eirik; Rypdal, Martin wibe; Fredriksen, Hege-Beate; Rue, Håvard. Bayesian analysis of temperature series accounting for long-range dependence and climate forcing. Det 20. norske statistikermøtet 2019-06-18 - 2019-06-20 2019.

  • Fredriksen, Hege-Beate; Rypdal, Martin wibe; Rypdal, Kristoffer. At which spatiotemporal scales, and in which climate states, can the linear temperature response hypothesis be rejected by data?. EGU general assembly 2018 2018-04-09 - 2018-04-13 2018.

  • Myrvoll-Nilsen, Eirik; Sørbye, Sigrunn Holbek; Rypdal, Martin wibe; Fredriksen, Hege-Beate; Rue, Håvard. Modeling global surface temperatures in terms of climate forcing and a long-memory stochastic process. The 4th Baysian Young Statisticians Meeting 2018-07-02 - 2018-07-03 2018.

  • Myrvoll-Nilsen, Eirik; Sørbye, Sigrunn Holbek; Rypdal, Martin wibe; Fredriksen, Hege-Beate; Rue, Håvard. Modeling global surface temperatures in terms of climate forcing and a long-memory stochastic process. The 27th Nordic Conference in Mathematical Statistics 2018-06-26 - 2018-06-29 2018.

  • Myklebust, Erik Bryhn; Rypdal, Martin wibe; Rypdal, Kristoffer. Modelling the future of the arctic sea ice cover. (fulltekst) 2017.

  • Fredriksen, Hege-Beate; Rypdal, Martin wibe; Rypdal, Kristoffer. How can long-range memory in surface temperatures be produced?. ResClim All Staff Meeting 2016 2016-03-02 - 2016-03-04 2016.

  • Fredriksen, Hege-Beate; Rypdal, Martin wibe; Rypdal, Kristoffer. Scaling of temperatures produced by linear energy balance models. CVAS workshop 2016-11-28 - 2016-11-30 2016.

  • Rypdal, Martin wibe; Myklebust, Erik Bryhn; Rypdal, Kristoffer; Fredriksen, Hege-Beate; Løvsletten, Ola; Nilsen, Tine. Early-warning signals for tipping points in strongly driven systems with many characteristic time scales. CRITICS Workshop 2016-09-05 - 2016-09-09 2016.

  • Fredriksen, Hege-Beate; Rypdal, Martin wibe; Rypdal, Kristoffer. The potential of explaining low-frequency temperature variability by a linear model. EGU General Assembly 2016 2016-04-18 - 2016-04-22 2016.

  • Myklebust, Erik Bryhn; Rypdal, Martin wibe; Rypdal, Kristoffer. Model Complexity and Climate Sensitivity. AGU Fall Meeting 2016-12-11 - 2016-12-15 2016.

  • Fredriksen, Hege-Beate; Rypdal, Martin wibe. Global surface temperature response explained by multi-box energy balance models. American Geophysical Union Fall Meeting 2016-12-12 - 2016-12-16 2016.

  • Løvsletten, Ola; Rypdal, Martin wibe; Rypdal, Kristoffer; Fredriksen, Hege-Beate. Statistics of regional surface temperatures post year 1900. Long-range versus short-range dependence, and significance of warming trends.. European Geosciences Union General Assembly 2015 2015-04-13 - 2015-04-17 2015.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Modeled impact of total solar irradiance (TSI) forcing. EDP Sciences 2015 ISBN 978-2-7598-1733-7.s 289 - 291.s doi: 10.1051/978-2-7598-1733.c135.

  • Rypdal, Kristoffer; Rypdal, Martin wibe; Holm, Sverre. Detection and attribution: how is the solar signal identified and distinguished from the response to other forcings?. EDP Sciences 2015 ISBN 978-2-7598-1733-7.s 204 - 209.s doi: 10.1051/978-2-7598-1733.c124.

  • Fredriksen, Hege-Beate; Løvsletten, Ola; Rypdal, Martin wibe; Rypdal, Kristoffer. The statistical differences between the gridded temperature datasets, and their implications for stochastic modelling. Resclim All Staff Meeting 2015 2015-03-03 - 2015-03-07 2015.

  • Rypdal, Kristoffer; Rypdal, Martin wibe; Fredriksen, Hege-Beate. Spatiotemporal correlations in Earth’s temperature field from fractional stochastic-diffusive energy balance models. EGU General Assembly 2015 2015-04-12 - 2015-04-17 2015.

  • Fredriksen, Hege-Beate; Rypdal, Kristoffer; Rypdal, Martin wibe. Spatiotemporal correlation structure of the Earth's surface temperature. EGU General Assembly 2015 2015-04-12 - 2015-04-17 2015.

  • Rypdal, Martin wibe; Rypdal, Kristoffer; Fredriksen, Hege-Beate. Are the scaling properties of instrumental and long-term proxy temperature records consistent with a simple energy balance model?. EGU General Assembly 2015 2015-04-12 - 2015-05-17 2015.

  • Nilsen, Tine; Rypdal, Kristoffer; Fredriksen, Hege-Beate; Rypdal, Martin wibe; Løvsletten, Ola. Is there a break in scaling on centennial time scale in Holocene temperature records. EGU General Assembly 2015-04-12 - 2015-04-17 2015.

  • Rypdal, Kristoffer; Østvand, Lene; Rypdal, Martin wibe. Statistical significance of surface temperature trends in the past 160 years. ResClim All Staff Meeting 2014 2014-03-16 - 2014-03-21 2014.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. A Delayed Response. International Innovation 2014; Volum 151. ISSN 2054-6254.s 122 - 124.

  • Rypdal, Kristoffer; Rypdal, Martin wibe; Nilsen, Tine; Fredriksen, Hege-Beate. The Nature of the Macroweather-Climate Scaling Break in the Holocene. AGU Fall meeting 2014 2014-12-15 - 2014-12-19 2014.

  • Fredriksen, Hege-Beate; Rypdal, Kristoffer; Rypdal, Martin wibe. Why does global surface temperature exhibit more persistent temporal scaling than local temperatures?. European geosciences union general assembly 2014 2014-04-27 - 2014-05-02 2014.

  • Fredriksen, Hege-Beate; Løvsletten, Ola; Rypdal, Martin wibe; Rypdal, Kristoffer. The statistical differences between the gridded temperature datasets, and their implications for stochastic modelling. American geophysical union fall meeting 2014 2014-12-15 - 2014-12-19 2014.

  • Løvsletten, Ola; Rypdal, Martin wibe; Rypdal, Kristoffer; Fredriksen, Hege-Beate. Significance-testing of trends: Long-range dependence and model selection. Physical origins of correlated extreme events 2014-06-11 - 2014-06-13 2014.

  • Løvsletten, Ola; Rypdal, Martin wibe. From Bachelier’s Brownian motion to Mandelbrot’s multifractal model of asset returns and beyond. Physical Origins of Correlated Extreme Events 2014-06-11 - 2014-06-13 2014.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Estimation of specific climate responses from \\ reconstructions of climate forcing and global temperature. EGU General Assembly 2013 2013-04-07 - 2013-04-12 2013.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. Is equilibrium climate sensitivity the best predictor for future global warming?. AGU Fall meeting 2013 2013-12-09 - 2013-12-13 2013.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. “Predicting” northern hemisphere temperature for the previous millennium based on a parametric stochastic-dynamic model trained on the instrumental global temperature and forcing records. AGU Fall meeting 2013 2013-12-09 - 2013-12-13 2013.

  • Østvand, Lene; Nilsen, Tine; Rypdal, Kristoffer; Rypdal, Martin wibe. Long range memory and trends in model data. AGU Fall Meeting 2013-12-09 - 2013-12-13 2013.

  • Fredriksen, Hege-Beate; Rypdal, Kristoffer; Rypdal, Martin wibe; Løvsletten, Ola. Spatial scale dependence of long-range memory properties of Earth surface temperature. American Geophysical Union Fall Meeting 2013 2013-12-09 - 2013-12-13 2013.

  • Fredriksen, Hege-Beate; Rypdal, Kristoffer; Rypdal, Martin wibe. Long-range memory in Earth surface temperature: spatial scale dependence and land-sea differences. European Geosciences Union General assembly 2013 2013-04-07 - 2013-04-12 2013.

  • Østvand, Lene; Rypdal, Kristoffer; Rypdal, Martin wibe. The performance of wavelet-variance analysis as a method for estimating long-range memory in climatic temperature record. European Geosciences Union General Assembly 2013-04-07 - 2013-04-12 2013.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. Long-range persistence in the global mean surface temperature and the global warming "time bomb". EGU General Assembly 2012 (Geophysical Research Abstracts Vol. 14, EGU2012-3338, 2012) (fulltekst) 2012-04-22 - 2012-04-27 2012.

  • Østvand, Lene; Løvsletten, Ola; Rypdal, Martin wibe; Rypdal, Kristoffer. Maximum Likelihood Estimates of trend- and memory-coefficients in climatic time series. NordForsk/TOSCA Workshop on Complexity and Climates 2012-03-27 - 2012-03-30 2012.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. A strategy for estimation of specific climate sensitivities from SSI reconstructions and paleoclimatic records. European Space Weather Week 2012-11-05 - 2012-11-10 2012.

  • Løvsletten, Ola; Rypdal, Martin wibe. Multifractal inference. Aggregation, Inference and Rare Events in the Natural and Socio-economic Sciences 2012-05-17 - 2012-05-18 2012.

  • Østvand, Lene; Løvsletten, Ola; Rypdal, Martin wibe; Rypdal, Kristoffer. Maximum Likelihood Estimates of trend- and memory-coefficients in climatic time series. European Geosciences Union General Assembly 2012 2012-04-22 - 2012-04-27 2012.

  • Rypdal, Martin wibe; Rypdal, Kristoffer; Østvand, Lene; Løvsletten, Ola. Stochastic modeling of global temperature. Workshop on Complexity and Climates (fulltekst) 2012-03-26 - 2012-03-30 2012.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Detection of climatic regime shifts from time-series data. Arctic Frontiers 2011-01-26 - 2011-01-28 2011.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Stochastic properties of solar activity proxies on time scales shorter than the sunspot period. International astrphysics forum 2011 2011-06-20 - 2011-06-24 2011.

  • Østvand, Lene; Rypdal, Kristoffer; Rypdal, Martin wibe. Universal Hurst exponent of local and global Earth temperature records?. European Geosciences Union General Assembly 2011 2011-04-03 - 2011-04-08 2011.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Memory in stochastic component and multi-decadal trends of solar activity. European Geoscience Union General Assembly 2011-04-03 - 2011-04-08 2011.

  • Løvsletten, Ola; Rypdal, Martin wibe. Multifractal modelling in finance. The 16th Norwegian Statistical Meeting 2011-06-14 - 2011-06-17 2011.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. Discerning the structure of small-scale intermittency in plasma turbulence by a method of confined multifractal motions. Joint EU-UA TTF Workshop 2010-09-07 - 2010-09-10 2010.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Trends from Levy-walk statistics in solar activity – a link to multidecadal and secular trends in Earth climate?. AGU Fall Meeting 2010 2010-12-12 - 2010-12-18 2010.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Er det en kompleksitetskobling mellom solaktiviteteten og jordens klima?. Birkeland-seminaret 2010-01-14 - 2010-01-14 2010.

  • Løvsletten, Ola; Rypdal, Martin wibe. Multifractal modelling of short-term interest rates. The Birkeland Seminar 2010-12-10 - 2010-12-10 2010.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. Comment on "Testing Hypotheses about Sun-Climate Complexity Linking" Reply. Physical Review Letters 2010; Volum 105 (21). ISSN 0031-9007.s doi: 10.1103/PhysRevLett.105.219802.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Complex system approaches to space and laboratory plasmas. Interrelationship between plasma experiments in laboratory and space (IPELS-2009) 2009-06-08 - 2009-06-12 2009.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Multifractal analysis of experimental time series - does it disclose or obscure the physics?. Workshop on "Nonlinear dynamics and structure formation in complex systems: challenges and open problems for modern physics" (data) 2009-09-21 - 2009-09-22 2009.

  • Rypdal, Kristoffer; Rypdal, Martin wibe; Zivkovic, Tatjana. Stochastic modeling of fluctuations in the solar wind - magnetospheric interaction. Chaos2009: Chaotic modeling and simulations 2009-06-01 - 2009-06-05 2009.

  • Rypdal, Kristoffer; Rypdal, Martin wibe; Kozelov, Boris V. Bursty transport - can we distinguish turbulence from SOC-avalanching?. 13'th EU-US Transport Task Force Workshop 2008-09-01 - 2008-09-04 2008.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. En Felles Arena. 2008.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Rasende Dynamikk. 2008.

  • Rypdal, Kristoffer; Kozelov, Boris V; Rypdal, Martin wibe; Zivkovic, Tatjana. Stochastic modeling of fluctuations in large-scale properties of the solar wind or the magnetosphere-ionosphere system. American Geophysical Union Fall Meeting 2008-12-15 - 2008-12-19 2008.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. A stochastic theory for temporal fluctuations in self-organized critical systems. American Geophysical Union Fall meeting 2007 2007-12-10 - 2007-12-14 2007.

  • Rypdal, Kristoffer; Kozelov, Boris V; Rypdal, Martin wibe. Do sandpile models explain complex dynamics in solar flares and polar aurora?. American Geophysical Union Fall meeting 2007 2007-12-10 - 2007-12-14 2007.

  • Rypdal, Martin wibe. A primer on sandpiles. Complexity in plasma and geospace systems 2007-03-04 - 2007-03-08 2007.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. A stochastic theory for temporal toppling fluctuations in self-organized critical systems. Natural Complexity: data and theory in dialogue 2007-08-13 - 2007-08-17 2007.

  • Rypdal, Martin wibe. A stochastic theory for temporal toppling fluctuations in self-organized critical systems. Det Norske Fysikermøtet 2007 2007-08-08 - 2007-08-10 2007.

  • Rypdal, Kristoffer; Zivkovic, Tatjana; Kozelov, Boris V; Rypdal, Martin wibe. Astro and geospace complexity: the SOC versus turbulence controversy. 6th IGPP Annual International Astrophysics Conference 2007-03-16 - 2007-03-22 2007.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Hva bestemmer nivået?. Friidrett 2006; Volum 1 (6). ISSN 0332-9666.

  • Myrvoll-Nilsen, Eirik; Sørbye, Sigrunn Holbek; Fredriksen, Hege-Beate; Rypdal, Martin wibe. A statistical model for global surface temperature response to radiative forcing with long-range dependent noise. EGU General Assembly 2019 2019-04-07 - 2019-04-12 2019.

  • Rypdal, Veronika Gjertsen; Guzman, Jaime; Henrey, A; Loughin, T; Glerup, Mia; Arnstad, Ellen Dalen; Fasth, Anders; Berntson, Lillemor; Nielsen, Susan; Zak, Marek; Aalto, Kristiina; Herlin, T; Rygg, Marite; Rypdal, Martin wibe; Nordal, Ellen Berit. SAT0628 Validation of methods for predicting long-term outcome in juvenile idiopathic arthritis: Results for Canadian and Nordic prediction models in the Nordic cohort.. Annals of the Rheumatic Diseases 2019; Volum 78. ISSN 0003-4967.s 1410 - 1411.s doi: 10.1136/annrheumdis-2019-eular.2577.

  • Theodorsen, Audun; Rypdal, Martin wibe. Climate Response to Volcanic Forcing. Time series analysis 2019-01-28 - 2019-01-30 2019.

  • Theodorsen, Audun; Garcia, Odd Erik; Rypdal, Martin wibe. Power-law scaling of uncorrelated plasma bursts. European Physical Society 46th conference on plasma physics 2019-07-08 - 2019-07-12 2019.

  • Rypdal, Martin wibe; Rypdal, Veronika Gjertsen; Burney, Jennifer A.; Cayan, Daniel; Bainto, Emelia; Skochko, Shannon; Tremoulet, Adriana H.; Creamean, Jessie; Shimizu, Chisato; Kim, Jihoon; Burns, Jane C.. Author Correction: Clustering and climate associations of Kawasaki Disease in San Diego County suggest environmental triggers. Scientific Reports 2019; Volum 9. ISSN 2045-2322.s doi: 10.1038/s41598-019-42137-6.

  • Sørbye, Sigrunn Holbek; Myrvoll-Nilsen, Eirik; Rypdal, Martin wibe; Fredriksen, Hege-Beate; Rue, Håvard. Bayesian analysis of temperature series accounting for long-range dependence and climate forcing. Det 20. norske statistikermøtet 2019-06-18 - 2019-06-20 2019.

  • Fredriksen, Hege-Beate; Rypdal, Martin wibe; Rypdal, Kristoffer. At which spatiotemporal scales, and in which climate states, can the linear temperature response hypothesis be rejected by data?. EGU general assembly 2018 2018-04-09 - 2018-04-13 2018.

  • Myrvoll-Nilsen, Eirik; Sørbye, Sigrunn Holbek; Rypdal, Martin wibe; Fredriksen, Hege-Beate; Rue, Håvard. Modeling global surface temperatures in terms of climate forcing and a long-memory stochastic process. The 4th Baysian Young Statisticians Meeting 2018-07-02 - 2018-07-03 2018.

  • Myrvoll-Nilsen, Eirik; Sørbye, Sigrunn Holbek; Rypdal, Martin wibe; Fredriksen, Hege-Beate; Rue, Håvard. Modeling global surface temperatures in terms of climate forcing and a long-memory stochastic process. The 27th Nordic Conference in Mathematical Statistics 2018-06-26 - 2018-06-29 2018.

  • Myklebust, Erik Bryhn; Rypdal, Martin wibe; Rypdal, Kristoffer. Modelling the future of the arctic sea ice cover. (fulltekst) 2017.

  • Fredriksen, Hege-Beate; Rypdal, Martin wibe; Rypdal, Kristoffer. How can long-range memory in surface temperatures be produced?. ResClim All Staff Meeting 2016 2016-03-02 - 2016-03-04 2016.

  • Fredriksen, Hege-Beate; Rypdal, Martin wibe; Rypdal, Kristoffer. Scaling of temperatures produced by linear energy balance models. CVAS workshop 2016-11-28 - 2016-11-30 2016.

  • Rypdal, Martin wibe; Myklebust, Erik Bryhn; Rypdal, Kristoffer; Fredriksen, Hege-Beate; Løvsletten, Ola; Nilsen, Tine. Early-warning signals for tipping points in strongly driven systems with many characteristic time scales. CRITICS Workshop 2016-09-05 - 2016-09-09 2016.

  • Fredriksen, Hege-Beate; Rypdal, Martin wibe; Rypdal, Kristoffer. The potential of explaining low-frequency temperature variability by a linear model. EGU General Assembly 2016 2016-04-18 - 2016-04-22 2016.

  • Myklebust, Erik Bryhn; Rypdal, Martin wibe; Rypdal, Kristoffer. Model Complexity and Climate Sensitivity. AGU Fall Meeting 2016-12-11 - 2016-12-15 2016.

  • Fredriksen, Hege-Beate; Rypdal, Martin wibe. Global surface temperature response explained by multi-box energy balance models. American Geophysical Union Fall Meeting 2016-12-12 - 2016-12-16 2016.

  • Løvsletten, Ola; Rypdal, Martin wibe; Rypdal, Kristoffer; Fredriksen, Hege-Beate. Statistics of regional surface temperatures post year 1900. Long-range versus short-range dependence, and significance of warming trends.. European Geosciences Union General Assembly 2015 2015-04-13 - 2015-04-17 2015.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Modeled impact of total solar irradiance (TSI) forcing. EDP Sciences 2015 ISBN 978-2-7598-1733-7.s 289 - 291.s doi: 10.1051/978-2-7598-1733.c135.

  • Rypdal, Kristoffer; Rypdal, Martin wibe; Holm, Sverre. Detection and attribution: how is the solar signal identified and distinguished from the response to other forcings?. EDP Sciences 2015 ISBN 978-2-7598-1733-7.s 204 - 209.s doi: 10.1051/978-2-7598-1733.c124.

  • Fredriksen, Hege-Beate; Løvsletten, Ola; Rypdal, Martin wibe; Rypdal, Kristoffer. The statistical differences between the gridded temperature datasets, and their implications for stochastic modelling. Resclim All Staff Meeting 2015 2015-03-03 - 2015-03-07 2015.

  • Rypdal, Kristoffer; Rypdal, Martin wibe; Fredriksen, Hege-Beate. Spatiotemporal correlations in Earth’s temperature field from fractional stochastic-diffusive energy balance models. EGU General Assembly 2015 2015-04-12 - 2015-04-17 2015.

  • Fredriksen, Hege-Beate; Rypdal, Kristoffer; Rypdal, Martin wibe. Spatiotemporal correlation structure of the Earth's surface temperature. EGU General Assembly 2015 2015-04-12 - 2015-04-17 2015.

  • Rypdal, Martin wibe; Rypdal, Kristoffer; Fredriksen, Hege-Beate. Are the scaling properties of instrumental and long-term proxy temperature records consistent with a simple energy balance model?. EGU General Assembly 2015 2015-04-12 - 2015-05-17 2015.

  • Nilsen, Tine; Rypdal, Kristoffer; Fredriksen, Hege-Beate; Rypdal, Martin wibe; Løvsletten, Ola. Is there a break in scaling on centennial time scale in Holocene temperature records. EGU General Assembly 2015-04-12 - 2015-04-17 2015.

  • Rypdal, Kristoffer; Østvand, Lene; Rypdal, Martin wibe. Statistical significance of surface temperature trends in the past 160 years. ResClim All Staff Meeting 2014 2014-03-16 - 2014-03-21 2014.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. A Delayed Response. International Innovation 2014; Volum 151. ISSN 2054-6254.s 122 - 124.

  • Rypdal, Kristoffer; Rypdal, Martin wibe; Nilsen, Tine; Fredriksen, Hege-Beate. The Nature of the Macroweather-Climate Scaling Break in the Holocene. AGU Fall meeting 2014 2014-12-15 - 2014-12-19 2014.

  • Fredriksen, Hege-Beate; Rypdal, Kristoffer; Rypdal, Martin wibe. Why does global surface temperature exhibit more persistent temporal scaling than local temperatures?. European geosciences union general assembly 2014 2014-04-27 - 2014-05-02 2014.

  • Fredriksen, Hege-Beate; Løvsletten, Ola; Rypdal, Martin wibe; Rypdal, Kristoffer. The statistical differences between the gridded temperature datasets, and their implications for stochastic modelling. American geophysical union fall meeting 2014 2014-12-15 - 2014-12-19 2014.

  • Løvsletten, Ola; Rypdal, Martin wibe; Rypdal, Kristoffer; Fredriksen, Hege-Beate. Significance-testing of trends: Long-range dependence and model selection. Physical origins of correlated extreme events 2014-06-11 - 2014-06-13 2014.

  • Løvsletten, Ola; Rypdal, Martin wibe. From Bachelier’s Brownian motion to Mandelbrot’s multifractal model of asset returns and beyond. Physical Origins of Correlated Extreme Events 2014-06-11 - 2014-06-13 2014.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Estimation of specific climate responses from \\ reconstructions of climate forcing and global temperature. EGU General Assembly 2013 2013-04-07 - 2013-04-12 2013.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. Is equilibrium climate sensitivity the best predictor for future global warming?. AGU Fall meeting 2013 2013-12-09 - 2013-12-13 2013.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. “Predicting” northern hemisphere temperature for the previous millennium based on a parametric stochastic-dynamic model trained on the instrumental global temperature and forcing records. AGU Fall meeting 2013 2013-12-09 - 2013-12-13 2013.

  • Østvand, Lene; Nilsen, Tine; Rypdal, Kristoffer; Rypdal, Martin wibe. Long range memory and trends in model data. AGU Fall Meeting 2013-12-09 - 2013-12-13 2013.

  • Fredriksen, Hege-Beate; Rypdal, Kristoffer; Rypdal, Martin wibe; Løvsletten, Ola. Spatial scale dependence of long-range memory properties of Earth surface temperature. American Geophysical Union Fall Meeting 2013 2013-12-09 - 2013-12-13 2013.

  • Fredriksen, Hege-Beate; Rypdal, Kristoffer; Rypdal, Martin wibe. Long-range memory in Earth surface temperature: spatial scale dependence and land-sea differences. European Geosciences Union General assembly 2013 2013-04-07 - 2013-04-12 2013.

  • Østvand, Lene; Rypdal, Kristoffer; Rypdal, Martin wibe. The performance of wavelet-variance analysis as a method for estimating long-range memory in climatic temperature record. European Geosciences Union General Assembly 2013-04-07 - 2013-04-12 2013.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. Long-range persistence in the global mean surface temperature and the global warming "time bomb". EGU General Assembly 2012 (Geophysical Research Abstracts Vol. 14, EGU2012-3338, 2012) (fulltekst) 2012-04-22 - 2012-04-27 2012.

  • Østvand, Lene; Løvsletten, Ola; Rypdal, Martin wibe; Rypdal, Kristoffer. Maximum Likelihood Estimates of trend- and memory-coefficients in climatic time series. NordForsk/TOSCA Workshop on Complexity and Climates 2012-03-27 - 2012-03-30 2012.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. A strategy for estimation of specific climate sensitivities from SSI reconstructions and paleoclimatic records. European Space Weather Week 2012-11-05 - 2012-11-10 2012.

  • Løvsletten, Ola; Rypdal, Martin wibe. Multifractal inference. Aggregation, Inference and Rare Events in the Natural and Socio-economic Sciences 2012-05-17 - 2012-05-18 2012.

  • Østvand, Lene; Løvsletten, Ola; Rypdal, Martin wibe; Rypdal, Kristoffer. Maximum Likelihood Estimates of trend- and memory-coefficients in climatic time series. European Geosciences Union General Assembly 2012 2012-04-22 - 2012-04-27 2012.

  • Rypdal, Martin wibe; Rypdal, Kristoffer; Østvand, Lene; Løvsletten, Ola. Stochastic modeling of global temperature. Workshop on Complexity and Climates (fulltekst) 2012-03-26 - 2012-03-30 2012.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Detection of climatic regime shifts from time-series data. Arctic Frontiers 2011-01-26 - 2011-01-28 2011.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Stochastic properties of solar activity proxies on time scales shorter than the sunspot period. International astrphysics forum 2011 2011-06-20 - 2011-06-24 2011.

  • Østvand, Lene; Rypdal, Kristoffer; Rypdal, Martin wibe. Universal Hurst exponent of local and global Earth temperature records?. European Geosciences Union General Assembly 2011 2011-04-03 - 2011-04-08 2011.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Memory in stochastic component and multi-decadal trends of solar activity. European Geoscience Union General Assembly 2011-04-03 - 2011-04-08 2011.

  • Løvsletten, Ola; Rypdal, Martin wibe. Multifractal modelling in finance. The 16th Norwegian Statistical Meeting 2011-06-14 - 2011-06-17 2011.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. Discerning the structure of small-scale intermittency in plasma turbulence by a method of confined multifractal motions. Joint EU-UA TTF Workshop 2010-09-07 - 2010-09-10 2010.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Trends from Levy-walk statistics in solar activity – a link to multidecadal and secular trends in Earth climate?. AGU Fall Meeting 2010 2010-12-12 - 2010-12-18 2010.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Er det en kompleksitetskobling mellom solaktiviteteten og jordens klima?. Birkeland-seminaret 2010-01-14 - 2010-01-14 2010.

  • Løvsletten, Ola; Rypdal, Martin wibe. Multifractal modelling of short-term interest rates. The Birkeland Seminar 2010-12-10 - 2010-12-10 2010.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. Comment on "Testing Hypotheses about Sun-Climate Complexity Linking" Reply. Physical Review Letters 2010; Volum 105 (21). ISSN 0031-9007.s doi: 10.1103/PhysRevLett.105.219802.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Complex system approaches to space and laboratory plasmas. Interrelationship between plasma experiments in laboratory and space (IPELS-2009) 2009-06-08 - 2009-06-12 2009.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Multifractal analysis of experimental time series - does it disclose or obscure the physics?. Workshop on "Nonlinear dynamics and structure formation in complex systems: challenges and open problems for modern physics" (data) 2009-09-21 - 2009-09-22 2009.

  • Rypdal, Kristoffer; Rypdal, Martin wibe; Zivkovic, Tatjana. Stochastic modeling of fluctuations in the solar wind - magnetospheric interaction. Chaos2009: Chaotic modeling and simulations 2009-06-01 - 2009-06-05 2009.

  • Rypdal, Kristoffer; Rypdal, Martin wibe; Kozelov, Boris V. Bursty transport - can we distinguish turbulence from SOC-avalanching?. 13'th EU-US Transport Task Force Workshop 2008-09-01 - 2008-09-04 2008.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. En Felles Arena. 2008.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Rasende Dynamikk. 2008.

  • Rypdal, Kristoffer; Kozelov, Boris V; Rypdal, Martin wibe; Zivkovic, Tatjana. Stochastic modeling of fluctuations in large-scale properties of the solar wind or the magnetosphere-ionosphere system. American Geophysical Union Fall Meeting 2008-12-15 - 2008-12-19 2008.

  • Rypdal, Martin wibe; Rypdal, Kristoffer. A stochastic theory for temporal fluctuations in self-organized critical systems. American Geophysical Union Fall meeting 2007 2007-12-10 - 2007-12-14 2007.

  • Rypdal, Kristoffer; Kozelov, Boris V; Rypdal, Martin wibe. Do sandpile models explain complex dynamics in solar flares and polar aurora?. American Geophysical Union Fall meeting 2007 2007-12-10 - 2007-12-14 2007.

  • Rypdal, Martin wibe. A primer on sandpiles. Complexity in plasma and geospace systems 2007-03-04 - 2007-03-08 2007.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. A stochastic theory for temporal toppling fluctuations in self-organized critical systems. Natural Complexity: data and theory in dialogue 2007-08-13 - 2007-08-17 2007.

  • Rypdal, Martin wibe. A stochastic theory for temporal toppling fluctuations in self-organized critical systems. Det Norske Fysikermøtet 2007 2007-08-08 - 2007-08-10 2007.

  • Rypdal, Kristoffer; Zivkovic, Tatjana; Kozelov, Boris V; Rypdal, Martin wibe. Astro and geospace complexity: the SOC versus turbulence controversy. 6th IGPP Annual International Astrophysics Conference 2007-03-16 - 2007-03-22 2007.

  • Rypdal, Kristoffer; Rypdal, Martin wibe. Hva bestemmer nivået?. Friidrett 2006; Volum 1 (6). ISSN 0332-9666.

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