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  3. Martin Rypdal
Bilde av Rypdal, Martin
Bilde av Rypdal, Martin
Professor/Instituttleder Institutt for matematikk og statistikk martin.rypdal@uit.no +4777620754

Martin Rypdal

  • Anna Poltronieri, Nils Bochow, Niklas Boers, Martin Wibe Rypdal :
    Increasing fluctuations in the Arctic summer sea ice cover are expected with future global warming
    Environmental Research: Climate 2024 ARKIV / DOI
  • Veronika Gjertsen Rypdal, Mia Glerup, Martin Wibe Rypdal, Ellen Dalen Arnstad, Kristiina Aalto, Lillemor Berntson m.fl.:
    Disease activity trajectories from childhood to adulthood in the population-based Nordic juvenile idiopathic arthritis cohort
    RMD Open 2024 ARKIV / DOI
  • Anna Poltronieri, Nils Bochow, Nikolas Olson Aksamit, Niklas Boers, Per Kristen Jakobsen, Martin Wibe Rypdal :
    Arctic summer sea ice loss will accelerate in coming decades
    Environmental Research Letters 2024 ARKIV / DOI
  • Nils Bochow, Anna Poltronieri, Alexander Robinson, Marisa Montoya, Martin Wibe Rypdal, Niklas Boers :
    Overshooting the critical threshold for the Greenland ice sheet
    Nature 2023 ARKIV / DOI
  • Magdalena A. Korzeniowska, Audun Theodorsen, Martin Wibe Rypdal, Odd Erik Garcia :
    Apparent universality of 1/f spectra as an artifact of finite-size effects
    Physical Review Research (PRResearch) 29. juni 2023 ARKIV / DOI
  • Eirik Myrvoll-Nilsen, Keno Riechers, Martin Wibe Rypdal, Niklas Boers :
    Comprehensive uncertainty estimation of the timing of Greenland warmings in the Greenland ice core records
    Climate of the Past 2022 ARKIV / DOI
  • Martin Wibe Rypdal, Niklas Boers, Hege-Beate Fredriksen, Kai-Uwe Eiselt, Andreas Johansen, Andreas Rostrup Martinsen m.fl.:
    Estimating Remaining Carbon Budgets Using Temperature Responses Informed by CMIP6
    Frontiers in Climate 2021 ARKIV / DOI
  • Erlend Hoftun Farbu, Martin Rypdal, Morten Skandfer, Olöf Anna Steingrimsdottir, Tormod Brenn, Audun Stubhaug m.fl.:
    To tolerate weather and to tolerate pain: two sides of the same coin? The Tromsø Study 7
    Pain 2021 ARKIV / DOI
  • Niklas Boers, Martin Wibe Rypdal :
    Critical slowing down suggests that the western Greenland Ice Sheet is close to a tipping point
    Proceedings of the National Academy of Sciences of the United States of America (PNAS) 2021 DOI
  • Martin Wibe Rypdal, Veronika Gjertsen Rypdal, Per Kristen Jakobsen, Elinor Ytterstad, Ola Løvsletten, Claus Klingenberg m.fl.:
    Modelling suggests limited change in the reproduction number from reopening Norwegian kindergartens and schools during the COVID-19 pandemic
    PLOS ONE 2021 ARKIV / DOI
  • Martin Wibe Rypdal, Kristoffer Rypdal, Ola Løvsletten, Sigrunn Holbek Sørbye, Elinor Ytterstad, Filippo Maria Bianchi :
    Estimation of Excess Mortality and Years of Life Lost to COVID-19 in Norway and Sweden between March and November 2020
    International Journal of Environmental Research and Public Health (IJERPH) 2021 ARKIV / DOI
  • Christian Franzke, Susana Barbosa, Richard Blender, Hege-Beate Fredriksen, Thomas Laepple, Fabrice Lambert m.fl.:
    The Structure of Climate Variability Across Scales
    Reviews of Geophysics 2020 ARKIV / DOI
  • Kristoffer Rypdal, Martin Rypdal :
    A Parsimonious Description and Cross-Country Analysis of COVID-19 Epidemic Curves
    International Journal of Environmental Research and Public Health (IJERPH) 2020 ARKIV / DOI
  • Nicole Nova, Ethan R, Deyle, Marta S. Shocket, Andrew J. MacDonald, Marissa L. Childs, Martin Rypdal m.fl.:
    Susceptible host availability modulates climate effects on dengue dynamics
    Ecology Letters 2020 DOI
  • Eirik Myrvoll-Nilsen, Sigrunn Holbek Sørbye, Hege-Beate Fredriksen, Håvard Rue, Martin Wibe Rypdal :
    Statistical estimation of global surface temperature response to forcing under the assumption of temporal scaling
    Earth System Dynamics (ESD) 2020 ARKIV / DOI
  • Andrew Henrey, Veronika Gjertsen Rypdal, Martin Wibe Rypdal, Thomas Loughin, Ellen Berit Nordal, Jaime Guzman :
    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 ARKIV / DOI
  • Kristoffer Rypdal, Filippo Maria Bianchi, Martin Rypdal :
    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 DOI
  • Veronika Gjertsen Rypdal, Jaime Guzman, Andrew Henrey, Thomas Loughin, Mia Glerup, Ellen Dalen Arnstad m.fl.:
    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 ARKIV / DOI
  • Eirik Myrvoll-Nilsen, Hege-Beate Fredriksen, Sigrunn Holbek Sørbye, Martin wibe Rypdal :
    Warming trends and long-range dependent climate variability since year 1900: A Bayesian approach
    Frontiers in Earth Science 2019 ARKIV / DOI
  • Martin wibe Rypdal, George Sugihara :
    Inter-outbreak stability reflects the size of the susceptible pool and forecasts magnitudes of seasonal epidemics
    Nature Communications 2019 ARKIV / DOI
  • Tine Nilsen, Johannes Werner, Dmitry V Divine, Martin wibe Rypdal :
    Assessing the performance of the BARCAST climate field reconstruction technique for a climate with long-range memory
    Climate of the Past 29. juni 2018 ARKIV / DOI
  • Veronika Gjertsen Rypdal, Ellen Dalen Arnstad, Kristiina Aalto, Lillemor Berntson, Maria Ekelund, Anders Fasth m.fl.:
    Predicting unfavorable long-term outcome in juvenile idiopathic arthritis: Results from the Nordic cohort study
    Arthritis Research & Therapy 2018 ARKIV / DOI
  • Martin wibe Rypdal, Hege-Beate Fredriksen, Kristoffer Rypdal, Rebekka Steene :
    Emergent constraints on climate sensitivity
    Nature 2018 DOI
  • Martin wibe Rypdal, Veronika Gjertsen Rypdal, Jennifer A. Burney, Daniel Cayan, Emelia Bainto, Shannon Skochko m.fl.:
    Clustering and climate associations of Kawasaki Disease in San Diego County suggest environmental triggers
    Scientific Reports 2018 ARKIV / DOI
  • Martin wibe Rypdal, Hege-Beate Fredriksen, Eirik Myrvoll-Nilsen, Kristoffer Rypdal, Sigrunn Holbek Sørbye :
    Emergent scale invariance and climate sensitivity
    Climate 2018 ARKIV / DOI
  • Hege-Beate Fredriksen, Martin wibe Rypdal :
    Long-range persistence in global surface temperatures explained by linear multibox energy balance models
    Journal of Climate 2017 ARKIV / DOI
  • Audun Theodorsen, Odd Erik Garcia, Martin Wibe Rypdal :
    Statistical properties of a filtered Poisson process with additive random noise: distributions, correlations and moment estimation
    Physica Scripta 2017 ARKIV / DOI
  • Nils Bochow, Anna Poltronieri, Alexander Robinson, Marisa Montoya, Martin Wibe Rypdal, Niklas Boers :
    Author Correction: Overshooting the critical threshold for the Greenland ice sheet (Nature, (2023), 622, 7983, (528-536), 10.1038/s41586-023-06503-9)
    Nature 2023 DOI
  • Nils Bochow, Anna Poltronieri, Martin Rypdal, Alexander Robinson, Niklas Boers :
    Overshooting the critical threshold for the Greenland ice sheet
    2023
  • Nils Bochow, Anna Poltronieri, Alexander Robinson, Marisa Montoya, Martin Wibe Rypdal, Niklas Boers :
    Overshooting the critical threshold for the Greenland ice sheet
    2023
  • Anna Poltronieri, Nils Bochow, Martin Rypdal :
    Arctic summer sea-ice loss will accelerate in coming decades
    2022
  • Anna Poltronieri, Nils Bochow, Martin Rypdal :
    Analysis of Early-Warning Signals for Arctic Summer Sea Ice Loss
    2022
  • Veronika Rypdal, Mia Glerup, Martin Wibe Rypdal, Ellen Dalen Arnstad, Kristiina Aalto, Lillemor Berntson m.fl.:
    O24: Disease activity measures in Juvenile idiopathic arthritis from childhood to adulthood in the Nordic JIA cohort
    Pediatric Rheumatology 07. september 2022 DOI
  • Geir Dahl, Antonella Zanna Munthe-Kaas, Einar Rønquist, Martin Wibe Rypdal, Ingvald Erfjord, Heidi Strømskag m.fl.:
    Eksamen i matematikk er på ville veier
    Aftenposten (morgenutg. : trykt utg.) 10. mai 2021 FULLTEKST
  • Eirik Myrvoll-Nilsen, Niklas Boers, Martin Wibe Rypdal, Keno Riechers :
    Quantification of the dating uncertainties in Greenland ice core records
    2021
  • Eirik Myrvoll-Nilsen, Niklas Boers, Martin Wibe Rypdal, Keno Riechers :
    A statistical model for dating uncertainties in Greenland ice core records
    2021
  • Odd Erik Garcia, Martin Wibe Rypdal, Nigel Yoccoz :
    Disse skal bidra til å løse vår tids største utfordringer
    26. januar 2020 FULLTEKST
  • Odd Erik Garcia, Martin Wibe Rypdal, Nigel Yoccoz :
    Skal lede felles senter for klimaforskning
    04. februar 2020
  • Odd Erik Garcia, Martin Wibe Rypdal :
    Nytt UiT-senter skal forske på klimaendringer: - Vil det fortsatt være skrei i Lofoten?
    14. februar 2020 FULLTEKST
  • Odd Erik Garcia, Martin Wibe Rypdal, Nigel Yoccoz :
    Vi får titusenvis av år med ren energi hvis vi får dette til
    05. februar 2020
  • Eirik Myrvoll-Nilsen, Sigrunn Holbek Sørbye, Hege-Beate Fredriksen, Martin wibe Rypdal :
    A statistical model for global surface temperature response to radiative forcing with long-range dependent noise
    2019
  • Audun Theodorsen, Martin wibe Rypdal :
    Climate Response to Volcanic Forcing
    2019
  • Audun Theodorsen, Odd Erik Garcia, Martin wibe Rypdal :
    Power-law scaling of uncorrelated plasma bursts
    2019 ARKIV
  • Sigrunn Holbek Sørbye, Eirik Myrvoll-Nilsen, Martin wibe Rypdal, Hege-Beate Fredriksen, Håvard Rue :
    Bayesian analysis of temperature series accounting for long-range dependence and climate forcing
    2019
  • Martin wibe Rypdal, Veronika Gjertsen Rypdal, Jennifer A. Burney, Daniel Cayan, Emelia Bainto, Shannon Skochko m.fl.:
    Author Correction: Clustering and climate associations of Kawasaki Disease in San Diego County suggest environmental triggers
    Scientific Reports 2019 DOI
  • Veronika Gjertsen Rypdal, Jaime Guzman, A Henrey, T Loughin, Mia Glerup, Ellen Dalen Arnstad m.fl.:
    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 DOI
  • Eirik Myrvoll-Nilsen, Sigrunn Holbek Sørbye, Martin wibe Rypdal, Hege-Beate Fredriksen, Håvard Rue :
    Modeling global surface temperatures in terms of climate forcing and a long-memory stochastic process
    2018
  • Eirik Myrvoll-Nilsen, Sigrunn Holbek Sørbye, Martin wibe Rypdal, Hege-Beate Fredriksen, Håvard Rue :
    Modeling global surface temperatures in terms of climate forcing and a long-memory stochastic process
    2018
  • Hege-Beate Fredriksen, Martin wibe Rypdal, Kristoffer Rypdal :
    At which spatiotemporal scales, and in which climate states, can the linear temperature response hypothesis be rejected by data?
    2018
  • Erik Bryhn Myklebust, Martin wibe Rypdal, Kristoffer Rypdal :
    Modelling the future of the arctic sea ice cover
    UiT Norges arktiske universitet 2017 FULLTEKST

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    CV

    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.