Incremental kernel PCA and the Nyström method. - Fredrik Hallgren; Paul Northrop (CoRR, 2018)

Kernel PCA with the Nyström method. - Fredrik Hallgren (CoRR, 2021)

Calibration of SO2 and NO2 Electrochemical Sensors via a Training and Testing Method in an Industrial Coastal Environment. - Sofía Ahumada; Matias Tagle; Yeanice Vasquez; Rodrigo Donoso; Jenny Lindén; Fredrik Hallgren; Marta Segura; Pedro Oyola (Sensors, 2022)