Gillian Yi Han WooHong Seng SimYong Kheng GohWah June Leong2024-10-152024-10-152023-0510.1016/j.jfranklin.2023.02.035https://dspace-cris.utar.edu.my/handle/123456789/2226Proximal variable metric method with spectral diagonal update for large scale sparse optimizationjournal-article