Hans Arnfinn Karlsen

Hans Arnfinn Karlsen is an Associate Professor at the Department of Mathematics, University of Bergen. His research focuses on statistical modeling, time series analysis, and their applications in climate science, geophysics, and petroleum engineering. He has contributed to spatio-temporal GARCH models, volatility analysis, and data assimilation techniques.

• Affiliations: University of Bergen (Department of Mathematics), NORCE Norwegian Research Centre.

Research interests include non-linear time series, cointegration, GARCH models, and statistical methods for environmental data. Key work includes analyzing temperature variability on Svalbard, oil well data segmentation, and adaptive Gaussian mixture filters.

His recent articles explore climate variability trends, spatio-temporal volatility modeling, and large sample properties of filtering algorithms. Collaborations involve researchers in statistics, petroleum engineering, and environmental science.