• Bokmål
  • English

Nettstedskart

Publication profile

Publication profile

Kristoffer Herland Hellton

Kristoffer Herland, Hellton
Name: Kristoffer Herland Hellton
Title: Seniorforsker / Senior Research Scientist
Phone: (+47) 22852568
Email: Kristoffer [dot] Herland [dot] Hellton [at] nr [dot] no
Scientific areas: Statistical analysis, High-dimensional data, Dimension reduction, Model selection, Biostatistics
Homepage: https://www.nr.no/~hellton/
Add to contacts (vCard)
 Show publications

 

    Academic journal articles

    2018

    Hellton, Kristoffer Herland; Hjort, Nils Lid. Fridge: Focused fine‐tuning of ridge regression for personalized predictions. Statistics in Medicine (ISSN 0277-6715). 37(8) pp 1290-1303. doi: 10.1002/sim.7576. 2018.

    Melvær, Giil Lasse; Aarsland, Dag; Hellton, Kristoffer Herland; Lund, Anders; Heidecke, Harald; Schulze-Forster, Kai; Riemekasten, Gabriela; Vik-Mo, Audun Osland; Kristoffersen, Einar Klæboe; Vedeler, Christian A.; Nordrehaug, Jan Erik. Antibodies to multiple receptors are associated with neuropsychiatric symptoms and mortality in Alzheimer's disease: A longitudinal study. Journal of Alzheimer's Disease (ISSN 1387-2877). 64(3) pp 761-774. doi: 10.3233/JAD-170882. 2018.

    2017

    Hellton, Kristoffer Herland; Thoresen, Magne. When and Why are Principal Component Scores a Good Tool for Visualizing High-dimensional Data? Scandinavian Journal of Statistics (ISSN 0303-6898). 44 pp 581-597. doi: 10.1111/sjos.12264. 2017. Institutional archive 

    2016

    Hellton, Kristoffer Herland; Thoresen, Magne. Integrative clustering of high-dimensional data with joint and individual clusters. Biostatistics (ISSN 1465-4644). 17(3) pp 537-548. doi: 10.1093/biostatistics/kxw005. 2016. Institutional archive 

    Hellton, Kristoffer Herland. When are principal component scores a good tool for visualizing high-dimensional data? Oberwolfach Reports (ISSN 1660-8933). (12) pp 20-22. doi: 10.4171/OWR/2016/12. 2016. Institutional archive 

    2014

    Hellton, Kristoffer Herland; Thoresen, Magne. The Impact of Measurement Error on Principal Component Analysis. Scandinavian Journal of Statistics (ISSN 0303-6898). 41(4) pp 1051-1063. doi: 10.1111/sjos.12083. 2014. Institutional archive 

    Academic chapters

    2017

    Hellton, Kristoffer Herland. A focused mean squared error approach for selecting tuning parameters in penalized regression. In: 2017 JSM proceedings : papers presented at the Joint Statistical Meetings. American Statistical Association. (ISBN 9780983937579). pp 1553-1568. 2017.

    2015

    Hellton, Kristoffer Herland. Consistency of principal component scores in visualizations of high-dimensional data. In: Proceedings of the 60th World Statistics Congress of the International Statistical Institute, ISI2015. The International Statistical Institute. (ISBN 978-90-73592-35-3). pp 3185-3190. 2015. Full-text 

    Academic lectures

    2018

    Hellton, Kristoffer Herland. Fridge: Focused fine-tuning of ridge regression for personalized predictions. Konferanse, 23rd International Conference on Computational Statistics (CompStat2018); Iasi, 28.08.2018 - 31.08.2018.

    Hellton, Kristoffer Herland. Prediksjon av viral suksess: hvordan modellere spredning av et produkt mellom kunder? Konferanse, Make Data Smart Again 2018; Oslo, 05.06.2018.

    Hellton, Kristoffer Herland. High-dimensional asymptotics for principal component regression. Konferanse, FocuStat Conference 2018, 22.05.2018 - 25.05.2018.

    Thorarinsdottir, Thordis Linda; Hellton, Kristoffer Herland; Steinbakk, Gunnhildur Högnadóttir; Schlichting, Lena; Engeland, Kolbjørn. Statistical estimation of extreme floods. Konferanse, Extremes 2018; Hannover, 18.03.2018.

    Thorarinsdottir, Thordis Linda; Lenkoski, Alex; Hellton, Kristoffer Herland; Steinbakk, Gunnhildur Högnadóttir; Dyrrdal, Anita Verpe; Stordal, Frode; Schlichting, Lena; Engeland, Kolbjørn. On developing general and efficient inference algorithms for complicated hierarchical models. Konferanse, 13th German Probability and Statistics Days; Freiburg, 28.02.2018.

    2017

    Hellton, Kristoffer Herland. Focused Fine-tuning of Ridge Regression for Personalized Prediction. Konferanse, Joint Statistical Meeting; Baltimore, 30.07.2017 - 05.08.2017.

    Hellton, Kristoffer Herland. P-values: what is the problem? Seminar, PhD day, 03.02.2017.

    Hellton, Kristoffer Herland; Hjort, Nils Lid. Fridge: focused fine-tuning of ridge regression for personalized prediction. Konferanse, Norsk statistikermøte; Fredrikstad, 12.06.2017.

    Hellton, Kristoffer Herland. Significance for a modern world. Seminar, Big Insight-lunjsseminar, 06.12.2017.

    2016

    Hellton, Kristoffer Herland. Focused fine-tuning of ridge regression. Workshop, FICology; Oslo, 09.05.2016 - 11.05.2016.

    Hellton, Kristoffer Herland. Fridge: a focused approach to fine-tuning ridge regression. Workshop, PhD/Postdoc Workshop, 06.09.2016 - 07.09.2016. Review 

    Hellton, Kristoffer Herland; Zucknick, Manuela. Drug synergy prediction for personalized therapy. Seminar, Big Insight Day 2016; Fornebu, Telenor, 15.11.2016.

    Hellton, Kristoffer Herland. When are principal component scores a good tool for visualizing high-dimensional data? Workshop, New Developments in Functional and Highly Multivariate Statistical Methodology; Oberwohlfach, 21.02.2016 - 27.02.2016.

    2015

    Hellton, Kristoffer Herland. Consistency of principal component scores in visualizations of high-dimensional data. Konferanse, 60th ISI World Statistics Congress; Rio de Janeiro, 24.07.2015 - 27.07.2015.

    Hellton, Kristoffer Herland. PCA and the asymptotic distribution of high-dimensional sample eigenvectors. Workshop, Inference with Confidence; Oslo, 09.05.2015 - 11.05.2015. Data 

    2014

    Hellton, Kristoffer Herland. Integrative Clustering of High-dimensional Data with Joint and Individual Clusters. Konferanse, Statistical Methods for Omics Data Integration and Analysis (SMODIA); Heraklion, 20.11.2014 - 22.11.2014.

    2013

    Hellton, Kristoffer Herland. Why principal component scores are a good exploratory tool for high-dimensional data. Konferanse, Joint Statistical Meeting (JSM); Montreal, 03.08.2013 - 06.08.2013. Data 

    Hellton, Kristoffer Herland. Issues regarding principal component analysis in the high-dimensional setting. Seminar, Statistics seminar; Zürich, 23.09.2013.

    Hellton, Kristoffer Herland. Why PC scores are a good way to explore certain high-dimensional data. Konferanse, Norwegian Statistical Society conference, 12.06.2013 - 15.06.2013.

    Hellton, Kristoffer Herland. Consistency in high-dimensional principal component analysis. Seminar, Statistics seminar, 26.02.2013. Abstract 

    2012

    Hellton, Kristoffer Herland. The impact of measurement error on principal component analysis. Konferanse, 33th annual conference of International Society for Clinical Biostatistics, 01.08.2012 - 05.08.2012.

    Hellton, Kristoffer Herland. The impact of measurement error on principal component analysis. Konferanse, 8th World congress in Probability and Statistics; Istanbul, 09.07.2012 - 14.07.2012. Data 

    Hellton, Kristoffer Herland. Projecting errors: How to understand measurement error in principal component analysis. Workshop, PhD/Postdoc Workshop, 26.04.2012 - 27.04.2012.

    Scientific lectures

    2017

    Hellton, Kristoffer Herland. Personalized predictions through focused fine-tuning of ridge regression. Seminar, Sylvia Richardson H.C. workshop day; University of Oslo, Dept. of Biostatistics, 30.08.2017.

    Løland, Anders; Hellton, Kristoffer Herland. Statistisk metode på 360 minutter – fra det enkle til det avanserte. Seminar, Kurs; Oslo, 22.09.2017.

    Løland, Anders; Günther, Clara-Cecilie; Hellton, Kristoffer Herland. Valgprognoser: hvorfor de er vanskelige og kanskje nyttige? Årsmøte, Temakveld; Oslo, 13.11.2017.

    Posters at scientific conferences

    2016

    Hellton, Kristoffer Herland. Integrative clustering of high-dimensional data with joint and individual clusters. 26th Nordic conference of Mathematical Statistics (NordStat); København, 27.06.2016 - 30.06.2016.

    2014

    Hellton, Kristoffer Herland. Asymptotic distribution of principal component scores for pervasive, high-dimensional eigenvectors. Geilo Winter School 2014: Big Data & Statistics; Geilo, 22.01.2014.

    2013

    Hellton, Kristoffer Herland. Asymptotic distribution of principal component scores for pervasive, high-dimensional eigenvectors. 34th annual meeting of International Society for Clinical Biostatistics; München, 16.08.2013 - 18.08.2013.

    Doctoral dissertations

    2015

    Hellton, Kristoffer Herland. On high-dimensional principal component analysis in genomics: consistency and robustness. : Institute Of Basic Medical Sciences, Faculty of Medicine, University of Oslo . pp 108. 2015.

    Reports

    2018

    Thorarinsdottir, Thordis Linda; Engeland, Kolbjørn; Lawrence, Deborah; Pedersen, Øyvind; Tveito, Ole Einar; Hellton, Kristoffer Herland; Dyrrdal, Anita Verpe; Eide, Vidar; Førland, Eirik; Holmqvist, Erik; Kobierska, Florian; Jørgensen, Sigrid; Midttømme, Grethe Holm; Moore, Richard; Nordtun, Kristian Strand; Orthe, Nils Kristian; Randen, Frode; Reitan, Trond; Ruther, Nils; Schlichting, Lena; Skaugen, Thomas; Steinbakk, Gunnhildur Högnadóttir; Voksø, Astrid; Væringstad, Thomas; Wang, Thea; Wilson, Donna; Ødemark, Karianne. Nytt rammeverk for flomestimering i Norge: Sluttrapport fra forskningsprosjektet FlomQ. Energi Norge, . (ISBN 978-82-436-1048-4) pp 71. 2018.

    2010

    Hellton, Kristoffer Herland; Lindvall, Hilda; Mutimbu, Lawrence; Nieminen, P; Proscia, Michele; Micheletti, Alessandra. Integrative Analysis of Omics Data. Dipartimento di Matematica, Universita degli Studi di Milano, Via C. Saldini, 50, 20133 Milano, Italy,. pp 22. 2010. Full-text 

    Popular scientific lectures

    2018

    Løland, Anders; Hellton, Kristoffer Herland. Statistisk metode på 360 minutter – fra det enkle til det avanserte. Kurs; Norsk Regnesentral, Oslo, 28.02.2018.

    Rognebakke, Hanne Therese Wist; Hellton, Kristoffer Herland. Introduksjon til R – verktøy for statistisk analyse. Kurs; Norsk Regnesentral, Oslo, 01.03.2018.

    2017

    Løland, Anders; Hellton, Kristoffer Herland. Statistisk metode på 360 minutter – fra det enkle til det avanserte. Kurs; DNB, Oslo, 20.03.2017.

    Løland, Anders; Hellton, Kristoffer Herland. Statistisk metode på 360 minutter – fra det enkle til det avanserte. Kurs; Norsk Regnesentral, Blindern, Oslo, 08.03.2017.

    Løland, Anders; Hellton, Kristoffer Herland. Statistisk metode på 360 minutter – fra det enkle til det avanserte. Kurs, Bergen, 14.03.2017.

    Løland, Anders; Hellton, Kristoffer Herland. Statistisk metode på 360 minutter – fra det enkle til det avanserte. Kurs; DNB, Oslo, 24.03.2017.

    Løland, Anders; Hellton, Kristoffer Herland. Statistisk metode på 360 minutter – fra det enkle til det avanserte. Kurs; Norsk Regnesentral, Oslo, 22.11.2017.

    2016

    Hellton, Kristoffer Herland. Sju søyler med statistisk visdom. Populærmatematiske foredrag; Matematisk fagutvalg ved Universitetet i Oslo, Realfagsbiblioteket, 26.01.2016.

    2014

    Hellton, Kristoffer Herland. Skattejakten på genene våre – med statistikk som verktøy. Bestill en kreftforsker 2014, 16.10.2014.

    2012

    Hellton, Kristoffer Herland. Skattejakten på genene våre – med statistikk som verktøy. Bestill en kreftforsker 2012, 03.10.2012.

    Popular scientific articles

    2017

    Hellton, Kristoffer Herland; Røislien, Jo. Verdens første p-verdi. Tidsskrift for Den norske legeforening (ISSN 0029-2001). (12) pp 1-3. 26.06.2017.

    Media contributions

    2017

    Günther, Clara-Cecilie; Løland, Anders; Hellton, Kristoffer Herland. Arbeiderpartiet faller, men vinner. 2017. Finansavisen [Newspaper] 15.08.2017.

    Hellton, Kristoffer Herland. Faktisk delvis sant: Delstaten Colorado var først ute med legalisering av cannabis. Der har bruken økt i alle aldersgrupper, også blant barn fra 12 til 17 år. 2017. faktisk.no [Internet] 14.07.2017.

    Hellton, Kristoffer Herland. Ender med å velge det trygge. 2017. Dagens næringsliv [Newspaper] 19.09.2017.

    Løland, Anders; Günther, Clara-Cecilie; Hellton, Kristoffer Herland. Prognose, ikke en meningsmåling. 2017. Finansavisen [Newspaper] 08.07.2017.

    Løland, Anders; Günther, Clara-Cecilie; Hellton, Kristoffer Herland. Prognose, ikke en meningsmåling. 2017. abc nyheter [Internet] 15.07.2017.

    2015

    Hellton, Kristoffer Herland. Doktorgraden i boks. 2015. Budstikka [Newspaper] 10.02.2015.

    Hellton, Kristoffer Herland. Denne 27-åringens regnestykker skal gi bedre kreftbehandling. 2015. Budstikka [Newspaper] 11.04.2015.

    2017

    Hellton, Kristoffer Herland. Besøk i Dagbladets valgbod. 2017. db.no [Internet] 08.09.2017.

    Masters thesis

    2011

    Hellton, Kristoffer Herland. Stochastic Models for Smoothing Splines: A Bayesian Approach. 2011.

Postadresse:
Norsk Regnesentral
Postboks 114 Blindern
0314 Oslo
Besøksadresse:
Norsk Regnesentral
Gaustadalleen 23a
Kristen Nygaards hus
0373 Oslo
Tlf:
(+47) 22 85 25 00
Adresse Hvordan komme til NR
Sosiale media Del på sosiale media
Personvernerklæring Personvernerklæring
Postadresse: Norsk Regnesentral, Postboks 114 Blindern, 0314 Oslo
Besøksadresse: Norsk Regnesentral, Gaustadalleen 23a, Kristen Nygaards hus, 0373 Oslo
Tlf: (+47) 22 85 25 00
AdresseHvordan komme til NR