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Olav M. Kvalheim

Olav M. Kvalheim

D-Index & Metrics

Chemistry

D-Index
52
Citations
9487
World Ranking
13532
National Ranking
36

Overview

Olav M. Kvalheim is affiliated with the University of Bergen in Norway and has a research focus primarily within the field of medicine. Their work spans several subfields, including public health, environmental and occupational health, physiology, molecular biology, complementary and alternative medicine, and analytical chemistry.

The scientist's research topics show a considerable emphasis on obesity, physical activity, and diet, alongside metabolomics and mass spectrometry studies. Other notable topics include cardiovascular and exercise physiology, physical activity and health, nutritional studies and diet, spectroscopy and chemometric analyses, and diabetes, cardiovascular risks, and lipoproteins.

Olav M. Kvalheim has contributed to several papers, some of which have gathered citations in their respective fields. Key publications include:

  • GRANADA consensus on analytical approaches to assess associations with accelerometer-determined physical behaviours (physical activity, sedentary behaviour and sleep) in epidemiological studies, 2021, British Journal of Sports Medicine
  • Variable importance: Comparison of selectivity ratio and significance multivariate correlation for interpretation of latent-variable regression models, 2020, Journal of Chemometrics
  • Interaction Metabolomics to Discover Synergists in Natural Product Mixtures, 2023, Journal of Natural Products
  • The multivariate physical activity signature associated with metabolic health in children and youth: An International Children's Accelerometry Database (ICAD) analysis, 2020, Preventive Medicine
  • Physical activity intensity profiles associated with cardiometabolic risk in middle-aged to older men and women, 2022, Preventive Medicine

The scientist's research is often published in journals such as the Journal of Sports Sciences, Zenodo (CERN European Organization for Nuclear Research), Journal of Chemometrics, Preventive Medicine, and the British Journal of Sports Medicine.

Frequent co-authors who have collaborated with Olav M. Kvalheim include:

  • Eivind Aadland
  • Roger G. Linington
  • Warren S. Vidar
  • Nadja B. Cech
  • Tarja Rajalahti

Best Publications

  • Multivariate data analysis in pharmaceutics: a tutorial review.

    Tarja Rajalahti;Olav M. Kvalheim

  • Heuristic evolving latent projections: resolving two-way multicomponent data. 1. Selectivity, latent-projective graph, datascope, local rank, and unique resolution

    Olav M. Kvalheim;Yi Zeng. Liang

  • Heuristic evolving latent projections: resolving two-way multicomponent data. 2. Detection and resolution of minor constituents

    Yi Zeng. Liang;Olav M. Kvalheim;Hans R. Keller;D. Luc. Massart

  • Maturity determination of organic matter in coals using the methylphenanthrene distribution

    Olav M Kvalheim;Alfred A Christy;Nils Telnæs;Alf Bjørseth

  • Biomarker discovery in mass spectral profiles by means of selectivity ratio plot

    Tarja Rajalahti;Tarja Rajalahti;Reidar Arneberg;Frode S. Berven;Kjell-Morten Myhr;Kjell-Morten Myhr

  • A general-purpose program for multivariate data analysis

    Olav M. Kvalheim;Terje V. Karstang

  • Quantitative analysis in diffuse reflectance spectrometry: A modified Kubelka-Munk equation

    Alfred A. Christy;Olav M. Kvalheim;Rance A. Velapoldi

  • Discriminating variable test and selectivity ratio plot: quantitative tools for interpretation and variable (biomarker) selection in complex spectral or chromatographic profiles.

    Tarja Rajalahti;Reidar Arneberg;Ann C. Kroksveen;Magnus Berle

  • Interpretation of latent-variable regression models

    Olav M. Kvalheim;Terje V. Karstang

  • Screening of biomarkers in rat urine using LC/electrospray ionization-MS and two-way data analysis.

    Helena Idborg-Bjorkman;Per-Olof Edlund;Olav M Kvalheim;Ina Schuppe-Koistinen

  • Spectra of water in the near- and mid-infrared region

    Fred O. Libnau;Olav M. Kvalheim;Alfred A. Christy;Jostein Toft

  • Biochemometrics for Natural Products Research: Comparison of Data Analysis Approaches and Application to Identification of Bioactive Compounds

    Joshua J. Kellogg;Daniel A. Todd;Joseph M. Egan;Huzefa A. Raja

  • Preprocessing of analytical profiles in the presence of homoscedastic or heteroscedastic noise

    Olav M. Kvalheim;Frode. Brakstad;Yizeng. Liang

  • Interpretation of partial least squares regression models by means of target projection and selectivity ratio plots

    Olav M. Kvalheim

  • Resolution of strongly overlapping two‐way multicomponent data by means of heuristic evolving latent projections

    Yi-Zeng Liang;Olav M. Kvalheim;Ali Rahmani;Richard G. Brereton

  • STRUCTURE OF LIQUID WATER DETERMINED FROM INFRARED TEMPERATURE PROFILING AND EVOLUTIONARY CURVE RESOLUTION

    F. O. Libnau;J. Toft;A. A. Christy;O. M. Kvalheim

  • White, grey and black multicomponent systems: A classification of mixture problems and methods for their quantitative analysis

    Yi-Zeng Liang;Olav M. Kvalheim;Rolf Manne

  • Robust methods for multivariate analysis — a tutorial review

    Yi-Zeng Liang;Olav M. Kvalheim

  • Evolving factor analysis in the presence of heteroscedastic noise

    H.R. Keller;D.L. Massart;Y.Z. Liang;O.M. Kvalheim

  • Structural features of resins, asphaltenes and kerogen studied by diffuse reflectance infrared spectroscopy

    Alfred A. Christy;Birger Dahl;Olav M. Kvalheim

  • Latent-structure decompositions (projections) of multivariate data

    Olav M. Kvalheim

Frequent Co-Authors

Yi-Zeng Liang
Yi-Zeng Liang Central South University
Lars Bo Andersen
Lars Bo Andersen University of Bergen
Sigmund A. Anderssen
Sigmund A. Anderssen Norwegian School of Sport Sciences
Kjell-Morten Myhr
Kjell-Morten Myhr University of Bergen
Ulf Ekelund
Ulf Ekelund Norwegian School of Sport Sciences
Christian A. Vedeler
Christian A. Vedeler University of Bergen
Johan Sjöblom
Johan Sjöblom Norwegian University of Science and Technology
Qing-Song Xu
Qing-Song Xu Central South University
Nicholas H. Oberlies
Nicholas H. Oberlies University of North Carolina at Greensboro
Roger Andersson
Roger Andersson Swedish University of Agricultural Sciences

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