Browsing Publikasjoner fra Cristin by Author "Hellton, Kristoffer Herland"
Hellton, Kristoffer Herland (Journal article; Peer reviewed, 2022)Personalization is becoming an important aspect of many predictive applications. We introduce a penalized regression method which inherently implements personalization. Personalized angle (PAN) regression constructs ...
Hellton, Kristoffer Herland; Tveten, Martin; Stakkeland, Morten; Engebretsen, Solveig; Haug, Ola; Aldrin, Magne Tommy (Journal article; Peer reviewed, 2021)
The Truth behind the Zeros: A New Approach to Principal Component Analysis of the Neuropsychiatric Inventory Hellton, Kristoffer Herland; Cummings, Jeffrey; Vik-Mo, Audun Osland; Nordrehaug, Jan Erik; Aarsland, Dag; Selbæk, Geir; Melvær, Giil Lasse (Journal article; Peer reviewed, 2020)Psychiatric syndromes in dementia are often derived from the Neuropsychiatric Inventory (NPI) using principal component analysis (PCA). The validity of this statistical approach can be questioned, since the excessive ...