Activity classification for real-time wearable systems : effect of window length, sampling frequency and number of features on classifier performanceAllik, Ardo; Pilt, Kristjan; Karai, Deniss; Fridolin, Ivo; Leier, Mairo; Jervan, Gert2016 IEEE EMBS Conference on Biomedical Engineering and Sciences (IECBES) : Kuala Lumpur, 4-8 December 20162016 / p. 460-464 : ill https://doi.org/10.1109/IECBES.2016.7843493