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Ansatteoversikt
Kristoffer Herland Hellton

Kristoffer Herland Hellton

Stillingstittel
  • førsteamanuensis
Besøksadresse
  • Pilestredet 35, 0166 Oslo
Telefon
  • Kontor: +47 672 37 240
E-post
  • kristoffer.hellton@oslomet.no
Tilhørighet

Publikasjoner og forskningsresultater

Vitenskapelige publikasjoner

Aamlid, Trygve S.; Dalmannsdottir, Sigridur; Hellton, Kristoffer Herland ; Jørgensen, Marit; Stürite, Ievina; Fossdal, Carl Gunnar; Pashapu, Akhil Reddy; Kovi, Mallikarjuna Rao; Amdahl, Helga; Rognli, Odd Arne (2026). Freezing and Ice Encasement Tolerance of Arctic Timothy Varieties After Seed Multiplication for One, Two or Three Generations at Lower Latitudes. Grass and Forage Science. Vol. 81.
https://doi.org/10.1111/gfs.70076

Riegler, Michael ; Hellton, Kristoffer Herland ; Thambawita, Vajira L B; Hammer, Hugo Lewi (2025). Using large language models to suggest informative prior distributions in Bayesian regression analysis. Scientific Reports. Vol. 15.
https://doi.org/10.1038/s41598-025-18425-9

Hesselsøe, Karin Juul; Borchert, Anne F.; Pettersen, Trond; Hellton, Kristoffer Herland ; Aamlid, Trygve (2025). Screening of cool season turfgrass species and varieties for tolerance to simulated ice encasement. International Turfgrass Society Research Journal (ITSRJ). Vol. 15.
https://doi.org/10.1002/its2.70031

Hellton, Kristoffer Herland ; Lingjærde, Camilla; Bin, Riccardo De (2024). Influence of single observations on the choice of the penalty parameter in ridge regression. Journal of Statistical Computation and Simulation.
https://doi.org/10.1080/00949655.2024.2440542

Dalmannsdottir, Sigridur; Jørgensen, Marit; Amdahl, Helga; Hellton, Kristoffer Herland ; Rognli, Odd Arne (2024). How does seed production in southern part of Norway affect the winter hardiness of varieties adapted to Northern Norway?. Klootwijk, Cindy W.; Bruinenberg, Martine; Cougnon, Mathias; Hoekstra, Nyncke J.; Ripoll-Bosch, Raimon; Schelfhout, Stephanie (Red.). Why grasslands?: Proceedings of the 30th General Meeting of the European Grassland Federation Leeuwarden, the Netherlands 9-13 June 2024. s. 759-761. European Grassland Federation EGF.
https://hdl.handle.net/11250/4814588

Parviero, Riccardo; Hellton, Kristoffer Herland ; Canright, Geoffrey; Scheel, Ida (2024). STAR: Spread of innovations on graph structures with the Susceptible-Tattler-Adopter-Removed model. Stat. Vol. 13.
https://doi.org/10.1002/sta4.671

Hellton, Kristoffer Herland ; Amdahl, Helga; Thorarinsdottir, Thordis; Alsheikh, Muath K; Aamlid, Trygve S.; Jørgensen, Marit; Dalmannsdottir, Sigridur; Rognli, Odd Arne (2023). Yield predictions of timothy (Phleum pratense L.) in Norway under future climate scenarios. Agricultural and Food Science. Vol. 32.
https://doi.org/10.23986/afsci.127935

Parviero, Riccardo; Hellton, Kristoffer Herland ; Haug, Ola; Engø-Monsen, Kenth; Rognebakke, Hanne Therese Wist; Canright, Geoffrey; Frigessi, Arnoldo; Scheel, Ida (2022). An agent-based model with social interactions for scalable probabilistic prediction of performance of a new product. International Journal of Information Management Data Insights. Vol. 2.
https://doi.org/10.1016/j.jjimei.2022.100127

Hellton, Kristoffer Herland (2022). Penalized angular regression for personalized predictions. Scandinavian Journal of Statistics. Vol. 50.
https://doi.org/10.1111/sjos.12574

Hellton, Kristoffer Herland ; Tveten, Martin; Stakkeland, Morten; Engebretsen, Solveig; Haug, Ola; Aldrin, Magne Tommy (2021). Real-time prediction of propulsion motor overheating using machine learning. Journal of Marine Engineering & Technology.
https://doi.org/10.1080/20464177.2021.1978745



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Publikasjonslisten er hentet ut av Nasjonalt vitenarkiv (NVA). Listen kan være ufullstendig.

Forskningsrapporter

Hellton, Kristoffer Herland ; Løland, Anders (2023). Modell for valgprognoser. 22 s. Norsk Regnesentral Oslo.
https://hdl.handle.net/11250/3606104

Hellton, Kristoffer Herland ; Günther, Clara-Cecilie; Løland, Anders (2023). Modell for valgprognoser – med resultater fra 2021-valget. 22 s. Norsk Regnesentral.
https://hdl.handle.net/11250/4211412

Hellton, Kristoffer Herland ; Thorarinsdottir, Thordis (2022). Analysis of variety crossings for improved yield in timothy. 17 s. Norsk Regnesentral Oslo.
https://hdl.handle.net/11250/4812865

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 (2018). Nytt rammeverk for flomestimering i Norge: Sluttrapport fra forskningsprosjektet FlomQ. ISBN: 9788243610484. 71 s. Energi Norge.
https://hdl.handle.net/11250/4691892

Hellton, Kristoffer Herland ; Thoresen, Magne (2015). On high-dimensional principal component analysis in genomics: consistency and robustness. ISBN: 9788282649513. Universitetet i Oslo.
https://hdl.handle.net/11250/3489884

Hellton, Kristoffer Herland ; Lindvall, Hilda; Mutimbu, Lawrence; Nieminen, P; Proscia, Michele; Micheletti, Alessandra (2010). Integrative Analysis of Omics Data. 22 s. Dipartimento di Matematica, Universita degli Studi di Milano.
https://hdl.handle.net/11250/3766499



Publikasjonslisten er hentet ut av Nasjonalt vitenarkiv (NVA). Listen kan være ufullstendig.

Formidling

Aamlid, Trygve S.; Dalmannsdottir, Sigridur; Jørgensen, Marit; Hellton, Kristoffer Herland ; Pashapu, Akhil Reddy; Stürite, Ievina; Kovi, Mallikarjuna Rao; Amdahl, Helga; Fossdal, Carl Gunnar; Rognli, Odd Arne (2024). Estimating phenotypic and genetic changes due to continued seed production outside the area of their adaptation- The case of northern timothy cultivars. EUCARPIA General Congress "Global Challenges for Crop Improvement". IPK Leibniz Institute, Gatersleben .
https://hdl.handle.net/11250/4402276

Dalmannsdottir, Sigridur; Jørgensen, Marit; Amdahl, Helga; Hellton, Kristoffer Herland ; Rognli, Odd Arne (2024). How does seed production in southern part of Norway affect the winter hardiness of varieties adapted to Northern Norway?. 30th EGF General Meeting: Why grasslands?. European Grassland Federation.
https://hdl.handle.net/11250/3312999

Hellton, Kristoffer Herland ; Løland, Anders; Engebretsen, Solveig (2023). Alt du kan lære om statistisk modellering og maskinlæring på en dag. Kurs. Norsk Regnesentral.
https://hdl.handle.net/11250/4426486

Hellton, Kristoffer Herland ; Løland, Anders; Engebretsen, Solveig (2023). Alt du kan lære om statistisk modellering og maskinlæring på en dag. Kurs. Norsk Regnesentral.
https://hdl.handle.net/11250/3901189

Rognli, Odd Arne; Aamlid, Trygve S.; Alsheikh, Muath K; Amdahl, Helga; Dalmannsdottir, Sigridur; Hellton, Kristoffer Herland ; Jørgensen, Marit; Kovi, Mallikarjuna Rao; Mæland, Therese; Pashapu, Akhil Reddy; Stürite, Ievina; Thorarinsdottir, Thordis Linda; Windju, Susanne Skinnehaugen (2023). Securing adaptation of timothy cultivars under climate change and during seed multiplication. 35th EUCARPIA Fodder Crops and Amenity Grasses Section Conference. EUCARPIA Fodder Crops and Amenity Grasses Section; Agricultural Research Ltd., Troubsko, Czech Republic; Institute of Experimental Botany ASCR, v.v.i., Olomouc, Czech Republic.
https://hdl.handle.net/11250/4713316

Aamlid, Trygve; Dalmannsdottir, Sigridur; Hellton, Kristoffer Herland ; Sturite, Ievina; Jørgensen, Marit; Amdahl, Helga; Knudsen, Geir; Skjørholm, Nils Ragnar S.; Pettersen, Trond; Rognli, Odd Arne (2023). Oppformering av de nordnorske timoteisortene Engmo og Noreng i Grimstad (Landvik), Steinkjer (Tuv) og Tromsø (Holt) gjennom tre generasjoner: Endringer i overvintringsevne. Timotei for Nord Norge. Sluttseminar i prosjektet NextTim. NIBIO/Graminor/NMBU.
https://hdl.handle.net/11250/3269997

Rognli, Odd Arne; Pashapu, Akhil Reddy; Kovi, Mallikarjuna Rao; Jørgensen, Marit; Dalmannsdottir, Sigridur; Aamlid, Trygve S.; Sturite, Ievina; Mæland, Therese; Hellton, Kristoffer Herland ; Thorarinsdottir, Thordis Linda; Amdahl, Helga; Alsheikh, Muath K; Windju, Susanne (2023). Genetiske endringer i nord-norske timoteisorter over tid og ved oppformering på ulike breddegrader. Avslutningsseminar, NFR prosjekt "Securing adaptation of timothy cultivars under climate change and during seed multiplication using genomics and big-data approaches", NFR prosjekt #303258. NIBIO Tromsø, Holt .
https://hdl.handle.net/11250/3592576

Hellton, Kristoffer Herland ; Gjuvsland, Elin Ruhlin; Amdahl, Helga (2022). Film: Fremtidens gress.
https://hdl.handle.net/11250/4558609

Hempel, Manuel; Hovland, Ellen-Margrethe; Hellton, Kristoffer Herland ; Roksvåg, Thea (2022). Vær- og klimaprognoser for framtidas grøntproduksjon. Gartnerhallen-seminar 2022. Gartnerhallen.
https://hdl.handle.net/11250/3794039

Hellton, Kristoffer Herland (2021). Er det mulig å regne seg frem til hvem som vinner stortingsvalget?.
https://hdl.handle.net/11250/4689953



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Publikasjonslisten er hentet ut av Nasjonalt vitenarkiv (NVA). Listen kan være ufullstendig.
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