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Førsteamanuensis II / Maskinlæring Institutt for fysikk og teknologi jan.f.nygard@uit.no Tromsø

Jan Franz Nygård



  • Severin Elvatun, Daan Knoors, Simon Boge Brant, Christian Jonasson, Jan Franz Nygård :
    Synthetic data as external control arms in scarce single-arm clinical trials
    PLOS Digital Health 2025 DOI
  • Narasimha Raghavan Veeraragavan, Svetlana Boudko, Jan Franz Nygård :
    A Multiparty Homomorphic Encryption Approach to Confidential Federated Kaplan Meier Survival Analysis
    arXiv 2024 ARKIV / DOI
  • Christoph Laaber, Shaukat Ali, Thomas Schwitalla, Jan Franz Nygård :
    Testing Medical Rules Web Services in Practice
    arXiv.org 2024
  • Xinyi Wang, Shaukat Ali, Paolo Arcaini, Narasimha Raghavan, Jan Franz Nygård :
    Quantum Neural Network Classifier for Cancer Registry System Testing: A Feasibility Study
    arXiv.org 2024
  • Asmar Muqeet, Hassan Sartaj, Aitor Arrieta, Shaukat Ali, Paolo Arcaini, Maite Arratibel m.fl.:
    Assessing Quantum Extreme Learning Machines for Software Testing in Practice
    arXiv.org 2024
  • Vibeke Binz Vallevik, Aleksandar Babic, Serena Marshall, Severin Elvatun, Helga Maria Brøgger, Sharmini Alagaratnam m.fl.:
    Can I trust my fake data – A comprehensive quality assessment framework for synthetic tabular data in healthcare
    International Journal of Medical Informatics 2024 DATA / FULLTEKST / OMTALE / DOI
  • Anna Tisler, Andres Võrk, Martin Tammemägi, Sven Erik Ojavee, Mait Raag, Aleksandra Šavrova m.fl.:
    Nationwide study on development and validation of a risk prediction model for CIN3+ and cervical cancer in Estonia
    Scientific Reports 2024 DOI
  • Eileen Morgan, Colette O'Neill, Aude Bardot, Paul Walsh, Ryan R. Woods, Lou Gonsalves m.fl.:
    Collecting Long-Term Outcomes in Population-Based Cancer Registry Data: The Case of Breast Cancer Recurrence
    JCO Global Oncology 2024 DOI
  • Eileen Morgan, Colette O’Neill, Richa Shah, Oliver Langselius, Yaqi Su, Clara Frick m.fl.:
    Metastatic recurrence in women diagnosed with non-metastatic breast cancer: a systematic review and meta-analysis
    Breast Cancer Research 2024 DOI
  • Marthe Larsen, Camilla Flåt Olstad, Christoph I. Lee, Tone Hovda, Solveig Kristin Roth Hoff, Marit Almenning Martiniussen m.fl.:
    Performance of an Artificial Intelligence System for Breast Cancer Detection on Screening Mammograms from BreastScreen Norway
    Radiology: Artificial Intelligence (RAI) 2024 ARKIV / FULLTEKST / DOI
  • Hege Oma Ohnstad, Egil Støre Blix, Lars Andreas Akslen, Bjørnar Gilje, Sunil Xavier Raj, Helle Skjerven m.fl.:
    Impact of Prosigna test on adjuvant treatment decision in lymph node-negative early breast cancer—a prospective national multicentre study (EMIT-1)
    ESMO Open 2024 ARKIV / DOI
  • Mohammad Salar Arbabi, Arlindo Flavio Da Conceiçao, Thiago Garrett, Jan Franz Nygård, Roman Vitenberg :
    Tracking Decisions about Granting Access to Health Data: Application Analysis and Requirements
    IEEE (Institute of Electrical and Electronics Engineers) 2023 FULLTEKST / DATA / ARKIV / DOI
  • Anouk H. Eijkelboom, Marthe Larsen, Sabine Siesling, Jan Franz Nygård, Solveig Sand-Hanssen Hofvind, Linda de Munck :
    Prolonged screening interval due to the COVID-19 pandemic and its association with tumor characteristics and treatment; a register-based study from BreastScreen Norway
    Preventive Medicine 2023 ARKIV / DOI
  • Marthe Larsen, Camilla Flåt Olstad, Henrik Wethe Koch, Marit Almenning Martiniussen, Solveig Kristin Roth Hoff, Håkon Lund-Hanssen m.fl.:
    AI Risk Score on Screening Mammograms Preceding Breast Cancer Diagnosis
    Radiology 2023 ARKIV / DATA / DOI
  • Severin Elvatun, Daan Knoors, Mari Kiens Nygård, Anneli Uusküla, Andres Võrk, Jan Franz Nygård :
    Cross-population evaluation of cervical cancer risk prediction algorithms
    International Journal of Medical Informatics 2023 ARKIV / DOI
  • Dave T. Hamersma, Kay Schreuder, Gijs Geleijnse, Erik Heeg, Matteo Cellamare, Marc B. I. Lobbes m.fl.:
    Comparing quality of breast cancer care in the Netherlands and Norway by federated propensity score analytics
    Breast Cancer Research and Treatment 2023 ARKIV / DOI
  • Mindaugas Stankūnas, Kersti Pärna, Anna Tisler, Anda Ķīvīte-Urtāne, Jana Zodzika, Nicholas Baltzer m.fl.:
    Population Health Management Involving a Personalized Health Care Approach: An Example with Cervical Cancer Screening
    Population health management 2023 DOI
  • Anouk H. Eijkelboom, Linda de Munck, Marthe Larsen, Maarten J. Bijlsma, Vivianne C.G. Tjan-Heijnen, Carla H. van Gils m.fl.:
    Impact of the COVID-19 pandemic on breast cancer incidence and tumor stage in the Netherlands and Norway: A population-based study
    Cancer Epidemiology 2023 ARKIV / DOI
  • Chengjie Lu, Qinghua Xu, Tao Yue, Shaukat Ali, Thomas Schwitalla, Jan Franz Nygård :
    EvoCLINICAL: Evolving Cyber-Cyber Digital Twin with Active Transfer Learning for Automated Cancer Registry System
    Association for Computing Machinery (ACM) 2023 ARKIV / DOI
  • Christoph Laaber, Tao Yue, Shaukat Ali, Thomas Schwitalla, Jan Franz Nygård :
    Automated Test Generation for Medical Rules Web Services: A Case Study at the Cancer Registry of Norway
    Association for Computing Machinery (ACM) 2023 DOI
  • Christoph Laaber, Tao Yue, Shaukat Ali, Thomas Schwitalla, Jan Franz Nygård :
    Challenges of Testing an Evolving Cancer Registration Support System in Practice
    2023 DOI
  • Erblin Isaku, Hassan Sartaj, Christoph Laaber, Tao Yue, Thomas Schwitalla, Jan Franz Nygård :
    Cost Reduction on Testing Evolving Cancer Registry System
    2023 DOI
  • Mohammad Salar Arbabi, Chhagan Lal, Narasimha Raghavan Veeraragavan, Dusica Marijan, Jan Franz Nygård, Roman Vitenberg :
    A Survey on Blockchain for Healthcare: Challenges, Benefits, and Future Directions
    IEEE Communications Surveys and Tutorials 2022 DOI
  • Geir Severin Rakh Elvatun Langberg, Jan Franz Nygård, Vinay Chakravarthi Gogineni, Mari Nygård, Markus Grasmair, Valeriya Naumova :
    Towards a data-driven system for personalized cervical cancer risk stratification
    Scientific Reports 2022 ARKIV / DOI
  • Rui Meng, Braden Soper, Herbert KH Lee, Jan Franz Nygård, Mari Nygård :
    Hierarchical continuous-time inhomogeneous hidden Markov model for cancer screening with extensive followup data
    Statistical Methods in Medical Research 2022 DOI
  • Marthe Larsen, Camilla Flåt Aglen, Christoph I. Lee, Solveig Roth Hoff, Håkon Lund-Hanssen, Kristina Lång m.fl.:
    Artificial Intelligence Evaluation of 122969 Mammography Examinations from a Population-based Screening Program
    Radiology 29. mars 2022 ARKIV / DOI
  • Geir Severin Rakh Elvatun Langberg, Mikal Solberg Stapnes, Jan Franz Nygård, Mari Nygård, Markus Grasmair, Valeriya Naumova :
    Matrix factorization for the reconstruction of cervical cancer screening histories and prediction of future screening results
    BMC Bioinformatics 2022 ARKIV / DOI
  • Harry Hallock, Serena Elizabeth Marshall, Peter A. C. 't Hoen, Jan Franz Nygård, Bert Hoorne, Cameron Fox m.fl.:
    Federated Networks for Distributed Analysis of Health Data
    Frontiers in Public Health 2021 DOI
  • Vinay Chakravarthi Gogineni, Geir Severin Rakh Elvatun Langberg, Valeriya Naumova, Jan Franz Nygård, Mari Nygård, Markus Grasmair m.fl.:
    Data-Driven Personalized Cervical Cancer Risk Prediction: A Graph-Perspective
    IEEE Signal Processing Society 2021 ARKIV
  • Espen Enerly, Lena Holmstrøm, Anna Skog, Kristin Oterholt Knudsen, Jan Franz Nygård, Bjørn Møller m.fl.:
    Inspire: A new opportunity for cancer pharmacoepidemiology research
    Norsk Epidemiologi 2021 DOI
  • Vinay Chakravarthi Gogineni, Geir Severin Rakh Elvatun Langberg, Valeriya Naumova, Jan Franz Nygård, Nygård, Mari, Markus Grasmair m.fl.:
    Recurrent Time-Varying Multi-Graph Convolutional Neural Network for Personalized Cervical Cancer Risk Prediction
    IEEE conference proceedings 2021 ARKIV / DOI
  • Braden Soper, Mari Nygård, Ghaleb Abdulla, Rui Meng, Jan Franz Nygård :
    A hidden Markov model for population-level cervical cancer screening data
    Statistics in Medicine 2020 DOI
  • Andre Goncalves, Braden Soper, Mari Nygård, Jan Franz Nygård, Priyadip Ray, David Widemann m.fl.:
    Improving five-year survival prediction via multitask learning across HPV-related cancers
    PLOS ONE 16. november 2020 DOI
  • Olaf Johan Hartmann-Johnsen, Rolf Kåresen, Ellen Schlichting, Bjørn Naume, Jan Franz Nygård :
    Using clinical cancer registry data for estimation of quality indicators: Results from the Norwegian breast cancer registry
    International Journal of Medical Informatics 2019 ARKIV / DOI
  • Lu Hong, Shuai Wang, Tao Yue, Shaukat Ali, Jan Franz Nygård :
    Automated Refactoring of OCL Constraints with Search
    IEEE Transactions on Software Engineering 2019 DOI
  • Andre Goncalves, Priyadip Ray, Braden Soper, David Widemann, Mari Nygård, Jan Franz Nygård m.fl.:
    Bayesian multitask learning regression for heterogeneous patient cohorts
    Journal of Biomedical Informatics: X 2019 DOI
  • Muhammad Hammad, Tao Yue, Shuai Wang, Shaukat Ali, Jan Franz Nygård :
    IOCL: An interactive tool for specifying, validating and evaluating OCL constraints
    Science of Computer Programming 2017 DOI
  • Olaf Johan Hartmann-Johnsen, Rolf Kåresen, Ellen Schlichting, Jan Franz Nygård :
    Better survival after breast-conserving therapy compared to mastectomy when axillary node status is positive in early-stage breast cancer: A registry-based follow-up study of 6387 Norwegian women participating in screening, primarily operated between 1998 and 2009
    World Journal of Surgical Oncology (WJSO) 2017 DOI
  • Eva Irene Samant Lassemo, Inger Sandanger, Jan Franz Nygård, Knut W. Sørgaard :
    The epidemiology of post-traumatic stress disorder in Norway: trauma characteristics and pre-existing psychiatric disorders
    Social Psychiatry and Psychiatric Epidemiology 2017 ARKIV / DOI
  • Shuai Wang, Thomas Schwitalla, Tao Yue, Shaukat Ali, Jan Franz Nygård :
    RCIA: Automated Change Impact Analysis to Facilitate a Practical Cancer Registry System
    IEEE (Institute of Electrical and Electronics Engineers) 2017 DOI
  • Nicholas Baltzer, Karin Sundström, Jan Franz Nygård, Joakim Dillner, Jan Komorowski :
    Risk stratification in cervical cancer screening by complete screening history: Applying bioinformatics to a general screening population
    International Journal of Cancer 2017 DOI
  • Shuai Wang, Hong Lu, Tao Yue, Shaukat Ali, Jan Franz Nygård :
    MBF4CR: A model-based framework for supporting an automated cancer registry system
    Lecture Notes in Computer Science (LNCS) 2016 DOI
  • Eva Irene Lassemo, Inger Sandanger, Jan Franz Nygård, Knut W. Sørgaard :
    Predicting disability pension – depression as hazard: a 10 year population-based cohort study in norway
    International Journal of Methods in Psychiatric Research 2015 DOI
  • Olaf Johan Hartmann-Johnsen, Rolf Kåresen, Ellen Schlichting, Jan Franz Nygård :
    Survival is Better After Breast Conserving Therapy than Mastectomy for Early Stage Breast Cancer: A Registry-Based Follow-up Study of Norwegian Women Primary Operated Between 1998 and 2008
    Annals of Surgical Oncology 2015 DOI
  • Tom Sørensen, Robert Kleiner, Andreas Peder S Sørensen, Paul Ngo, Nils Bøe, Jan Franz Nygård :
    Mental health promotion strategies and their effectiveness in local communities: sociocultural integration and multiple realities perspective
    International Journal of Mental Health Promotion 05. juni 2014 DOI
  • Erblin Isaku, Jan Franz Nygård :
    LLMs in the Heart of Differential Testing: A Case Study on a Medical Rule Engine
    2024
  • Christoph Laaber, Jan Franz Nygård :
    Automated Test Generation for Medical Rules Web Services: A Case Study at the Cancer Registry of Norway
    2023
  • Siri Larønningen, Jan Franz Nygård :
    From punch cards and knitting needles to machine learning – A journey through the Cancer Registry's 70 years of data processing
    Norsk Epidemiologi 2022 DOI
  • Christoph Laaber, Jan Franz Nygård :
    bencher
    2022
  • Christoph Laaber, Shaukat Ali, Jan Franz Nygård :
    Multi-Objective Search-Based Software Microbenchmark Prioritization
    2022

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