A hyperspectral reconstruction algorithm based on a Mask-free dual-camera. - Zeyu Cai 001; Ziyu Zhang 001; Gong Cheng; Chunlu Li; Ru Hong; Zilei Zhang; Chang Qiu; Minxia Li; Yufan Jiang; Jie Yang; Chengqian Jin; Feipeng Da (ISCAS, 2025)