Øystein Sørensen

Image of Øystein Sørensen
Norwegian version of this page
Mobile phone +47 98806283
Available hours By agreement
Username
Visiting address Forskningsveien 3A Harald Schjelderups hus 0373 Oslo
Postal address Postboks 1094 Blindern 0317 Oslo
Other affiliations Institutt for pedagogikk (Student)

Academic interests

I develop statistical methodology and software for data analysis, inspired by my colleagues interesting data and research questions.

Background

Master of Science, Biological Physics, Norwegian University of Life Sciences, 2011 PhD, Biostatistics, University of Oslo, 2015.

Tags: Cognitive neuroscience, Neuropsychology, Statistics, Methodology

Publications

  • Walhovd, Kristine B; Amlien, Inge; Sørensen, Øystein; Wang, Yunpeng; Mowinckel, Athanasia Monika & Magnussen, Fredrik [Show all 8 contributors for this article] (2022). Brain aging differs with cognitive ability regardless of education. Scientific Reports. ISSN 2045-2322. 12(1). doi: 10.1038/s41598-022-17727-6.
  • Bråthen, Anne Cecilie Sjøli; Sørensen, Øystein; de Lange, Ann-Marie Glasø; Mowinckel, Athanasia Monika; Fjell, Anders Martin & Walhovd, Kristine B (2022). Cognitive and hippocampal changes weeks and years after memory training. Scientific Reports. ISSN 2045-2322. 12(1). doi: 10.1038/s41598-022-11636-4.
  • Vidal-Piñeiro, Didac; Sørensen, Øystein; Blennow, Kaj; Capogna, Elettra; Halaas, Nathalie Bodd & Idland, Ane-Victoria [Show all 12 contributors for this article] (2022). Relationship between cerebrospinal fluid neurodegeneration biomarkers and temporal brain atrophy in cognitively healthy older adults. Neurobiology of Aging. ISSN 0197-4580. 116, p. 80–91. doi: 10.1016/j.neurobiolaging.2022.04.010.
  • Ljøsne, Isabelle Sylvie Budin; Mowinckel, Athanasia Monika; Bodorkos Friedman, Barbara; Ebmeier, Klaus P; Drevon, Christian A & Carver, Rebecca Bruu [Show all 22 contributors for this article] (2022). Public perceptions of brain health: an international, online cross-sectional survey. BMJ Open. ISSN 2044-6055. 12(4). doi: 10.1136/bmjopen-2021-057999. Full text in Research Archive
  • Leonardsen, Esten Høyland; Peng, Han; Kaufmann, Tobias; Agartz, Ingrid; Andreassen, Ole & Celius, Elisabeth Gulowsen [Show all 19 contributors for this article] (2022). Deep neural networks learn general and clinically relevant representations of the ageing brain. NeuroImage. ISSN 1053-8119. 256. doi: 10.1016/j.neuroimage.2022.119210. Full text in Research Archive
  • Nyberg, Lars Erik; Magnussen, Fredrik; Lundquist, Anders; Baaré, William; Bartrés-Faz, David & Bertram, Lars [Show all 24 contributors for this article] (2021). Educational attainment does not influence brain aging. Proceedings of the National Academy of Sciences of the United States of America. ISSN 0027-8424. 118(18), p. 1–3. doi: 10.1073/pnas.2101644118.
  • Fjell, Anders Martin; Grydeland, Håkon; Wang, Yunpeng; Amlien, Inge; Bartrés-Faz, David & Brandmaier, Andreas M. [Show all 24 contributors for this article] (2021). The genetic organization of longitudinal subcortical volumetric change is stable throughout the lifespan running title: Genetics of subcortical lifespan change. eLIFE. ISSN 2050-084X. 10, p. 1–22. doi: 10.7554/eLife.66466.
  • Walhovd, Kristine Beate; Fjell, Anders Martin; Wang, Yunpeng; Amlien, Inge; Mowinckel, Athanasia Monika & Lindenberger, Ulman [Show all 29 contributors for this article] (2021). Education and income show heterogeneous relationships to lifespan brain and cognitive differences across European and US cohorts. Cerebral Cortex. ISSN 1047-3211. 32(4), p. 839–854. doi: 10.1093/cercor/bhab248. Full text in Research Archive
  • Krogsrud, Stine Kleppe; Mowinckel, Athanasia Monika; Sederevicius, Donatas; Vidal-Piñeiro, Didac; Amlien, Inge Kasbohm & Wang, Yunpeng [Show all 9 contributors for this article] (2021). Relationships between apparent cortical thickness and working memory across the lifespan - Effects of genetics and socioeconomic status. Developmental Cognitive Neuroscience. ISSN 1878-9293. 51, p. 1–11. doi: 10.1016/j.dcn.2021.100997.
  • Sederevicius, Donatas; Vidal-Piñeiro, Didac; Sørensen, Øystein; van Leemput, Koen; Iglesias, Juan Eugenio & Dalca, Adrian V. [Show all 11 contributors for this article] (2021). Reliability and sensitivity of two whole-brain segmentation approaches included in FreeSurfer – ASEG and SAMSEG. NeuroImage. ISSN 1053-8119. 237:118113, p. 1–14. doi: 10.1016/j.neuroimage.2021.118113.
  • Roe, James Michael; Vidal-Piñeiro, Didac; Sørensen, Øystein; Brandmaier, Andreas M.; Düzel, Sandra & Gonzalez, Hector A. [Show all 18 contributors for this article] (2021). Asymmetric thinning of the cerebral cortex across the adult lifespan is accelerated in Alzheimer’s disease. Nature Communications. ISSN 2041-1723. 12:721, p. 1–11. doi: 10.1038/s41467-021-21057-y.
  • Grydeland, Håkon; Sederevicius, Donatas; Wang, Yunpeng; Bartres-Faz, David; Bertram, Lars & Dobricic, Valerija [Show all 16 contributors for this article] (2021). Self-Reported Sleep Relates to Microstructural Hippocampal Decline in β-Amyloid Positive Adults Beyond Genetic Risk. Sleep. ISSN 0161-8105. 44(11). doi: 10.1093/sleep/zsab110. Full text in Research Archive
  • Sørensen, Øystein; Brandmaier, Andreas M.; Macià, Dídac; Ebmeier, Klaus; Ghisletta, Paolo & Kievit, Rogier A. [Show all 10 contributors for this article] (2021). Meta-analysis of generalized additive models in neuroimaging studies. NeuroImage. ISSN 1053-8119. doi: 10.1016/j.neuroimage.2020.117416.
  • Sørensen, Øystein; Walhovd, Kristine B & Fjell, Anders Martin (2021). A recipe for accurate estimation of lifespan brain trajectories, distinguishing longitudinal and cohort effects. NeuroImage. ISSN 1053-8119. 226. doi: 10.1016/j.neuroimage.2020.117596. Full text in Research Archive
  • Walhovd, Kristine B; Bråthen, Anne Cecilie Sjøli; Panizzon, Matthew S.; Mowinckel, Athanasia Monika; Sørensen, Øystein & de Lange, Ann-Marie Glasø [Show all 11 contributors for this article] (2020). Within-session verbal learning slope is predictive of lifespan delayed recall, hippocampal volume, and memory training benefit, and is heritable. Scientific Reports. ISSN 2045-2322. 10, p. 1–13. doi: 10.1038/s41598-020-78225-1. Full text in Research Archive
  • Gorbach, Tetiana; Pudas, Sara; Bartrés-Faz, David; Brandmaier, Andreas M.; Düzel, Sandra & Henson, Rik [Show all 17 contributors for this article] (2020). Longitudinal association between hippocampus atrophy and episodic‐memory decline in non‐demented APOE ε4 carriers. Alzheimer's and Dementia: Diagnosis, Assessment and Disease Monitoring. ISSN 2352-8729. 12(1). doi: 10.1002/dad2.12110. Full text in Research Archive
  • Fjell, Anders Martin; Sørensen, Øystein; Amlien, Inge Kasbohm; Bartrés-Faz, David; Brandmaier, Andreas M. & Buchmann, Nikolaus [Show all 32 contributors for this article] (2020). Poor Self-Reported Sleep is Related to Regional Cortical Thinning in Aging but not Memory Decline-Results From the Lifebrain Consortium. Cerebral Cortex. ISSN 1047-3211. p. 1–17. doi: 10.1093/cercor/bhaa332.
  • Vidal-Piñeiro, Didac; Sneve, Markus Handal; Amlien, Inge Kasbohm; Grydeland, Håkon; Mowinckel, Athanasia Monika & Roe, James Michael [Show all 10 contributors for this article] (2020). The Functional Foundations of Episodic Memory Remain Stable Throughout the Lifespan. Cerebral Cortex. ISSN 1047-3211. doi: 10.1093/cercor/bhaa348. Full text in Research Archive
  • Vidal-Piñeiro, Didac; Parker, Nadine; Shin, Jean; French, Leon; Grydeland, Håkon & Jackowski, Andrea [Show all 14 contributors for this article] (2020). Cellular correlates of cortical thinning throughout the lifespan. Scientific Reports. ISSN 2045-2322. 10(1), p. 1–14. doi: 10.1038/s41598-020-78471-3. Full text in Research Archive
  • Sørensen, Øystein; Crispino, Marta; Liu, Qinghua & Vitelli, Valeria (2020). BayesMallows: An R Package for the Bayesian Mallows Model. The R Journal. ISSN 2073-4859. 12(1), p. 324–342. doi: 10.32614/RJ-2020-026. Full text in Research Archive
  • Sørensen, Øystein & Westerhausen, René (2020). From observed laterality to latent hemispheric differences: Revisiting the inference problem. Laterality: Asymmetries of Body, Brain and Cognition. ISSN 1357-650X. p. 1–24. doi: 10.1080/1357650X.2020.1769124. Full text in Research Archive
  • Idland, Ane-Victoria; Sala Llonch, Roser; Watne, Leiv; Brækhus, Anne; Hansson, Oskar & Blennow, Kaj [Show all 11 contributors for this article] (2020). Biomarker Profiling Beyond Amyloid and Tau: Cerebrospinal Fluid Markers, Hippocampal Atrophy, and Memory Change in Cognitively Unimpaired Older Adults. Neurobiology of Aging. ISSN 0197-4580. 93, p. 1–15. doi: 10.1016/j.neurobiolaging.2020.04.002. Full text in Research Archive
  • Fjell, Anders Martin; Sørensen, Øystein; Amlien, Inge Kasbohm; Bartrés-Faz, David; Bros, Didac Macia & Buchmann, Nikolaus [Show all 28 contributors for this article] (2019). Self-reported sleep relates to hippocampal atrophy across the adult lifespan – results from the Lifebrain consortium. Sleep. ISSN 0161-8105. doi: 10.1093/sleep/zsz280. Full text in Research Archive
  • Fjell, Anders Martin; Sneve, Markus Handal; Sederevicius, Donatas; Sørensen, Øystein; Krogsrud, Stine Kleppe & Mowinckel, Athanasia Monika [Show all 7 contributors for this article] (2019). Volumetric and microstructural regional changes of the hippocampus underlying development of recall performance after extended retention intervals. Developmental Cognitive Neuroscience. ISSN 1878-9293. 40:100723, p. 1–12. doi: 10.1016/j.dcn.2019.100723. Full text in Research Archive
  • Sørensen, Øystein (2019). hdme: High-Dimensional Regression with Measurement Error. Journal of Open Source Software (JOSS). ISSN 2475-9066. doi: 10.21105/joss.01404. Full text in Research Archive
  • Sørensen, Øystein; Hellton, Kristoffer Herland; Frigessi Di Rattalma, Arnoldo & Thoresen, Magne (2018). Covariate Selection in High-Dimensional Generalized Linear Models With Measurement Error. Journal of Computational And Graphical Statistics (JCGS). ISSN 1061-8600. 27(4), p. 739–749. doi: 10.1080/10618600.2018.1425626. Full text in Research Archive
  • Vitelli, Valeria; Sørensen, Øystein; Crispino, Marta; Frigessi Di Rattalma, Arnoldo & Arjas, Elja (2018). Probabilistic preference learning with the Mallows rank model. Journal of machine learning research. ISSN 1532-4435. 18, p. 1–49. Full text in Research Archive
  • Asprusten, Tarjei Tørre; Fagermoen, Frode Even; Sulheim, Dag; Skovlund, Eva; Sørensen, Øystein & Mollnes, Tom Eirik [Show all 7 contributors for this article] (2015). Study findings challenge the content validity of the Canadian Consensus Criteria for adolescent chronic fatigue syndrome. Acta Paediatrica. ISSN 0803-5253. 104(5), p. 498–503. doi: 10.1111/apa.12950.
  • Wyller, Vegard Bruun; Sørensen, Øystein; Sulheim, Dag; Fagermoen, Frode Even; Ueland, Thor & Mollnes, Tom Eirik (2015). Plasma cytokine expression in adolescent chronic fatigue syndrome. Brain, Behavior, and Immunity. ISSN 0889-1591. 46, p. 80–86. doi: 10.1016/j.bbi.2014.12.025.
  • Sørensen, Øystein; Frigessi, Arnoldo & Thoresen, Magne (2015). Measurement error in Lasso: Impact and likelihood bias correction. Statistica sinica. ISSN 1017-0405. 25(2), p. 809–829. doi: 10.5705/ss.2013.180. Full text in Research Archive

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  • Roe, James Michael; Vidal-Piñeiro, Didac; Sørensen, Øystein; Brandmaier, Andreas M.; Düzel, Sandra & Gonzalez, Hector A. [Show all 78 contributors for this article] (2022). Author Correction: Asymmetric thinning of the cerebral cortex across the adult lifespan is accelerated in Alzheimer’s disease (Nature Communications, (2021), 12, 1, (721), 10.1038/s41467-021-21057-y). Nature Communications. ISSN 2041-1723. 13(1). doi: 10.1038/s41467-022-28514-2.
  • Sørensen, Øystein (2021). Longitudinal modeling of age-dependent latent traits.
  • Sørensen, Øystein (2021). A gentle introduction to Bayesian statistics.
  • Netto, Waldir Leoncio; Ghannoum, Salim; Fantini, Damiano & Sørensen, Øystein (2021). cellmigRation: Track Cells, Analyze Cell Trajectories and Compute Migration Statistics.
  • Sørensen, Øystein (2021). Get Your Results Faster With {future}.
  • Sørensen, Øystein (2021). Longitudinal modeling of age-dependent latent traits with generalized additive latent and mixed models.
  • Sørensen, Øystein (2021). Generalized additive latent and mixed models.
  • Sørensen, Øystein (2020). Meta analysis of non-parametric models with {metagam}.
  • Vitelli, Valeria; Sørensen, Øystein; Frigessi, Arnoldo & Arjas, Elja (2018). Probabilistic preference learning with the Mallows rank model. Journal of Machine Learning Research.

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Published Jan. 22, 2019 3:53 PM - Last modified Sep. 13, 2021 2:13 PM