Effects of Performance Clustering in User Modelling for Learning Style Knowledge Representation. - Chin-Wei Teoh; Sin Ban Ho; Khairi Shazwan Bin Dollmat; Ian Chai; Wan Noorshahida Mohd Isa; Chuie Hong Tan; Sek-Kit Teh; Manzoor Shahida Raihan (IEA/AIE (2), 2021)