MelRe: Vision-Based Mel-Spectrogram Restoration. - Kaixuan Luan; Xiaoda Yang; Shile Cai; Ruofan Hu; Minghui Fang 002; Wenrui Liu 003; Jialong Zuo; Jiaqi Duan; Yuhang Ma; Junyu Lu (INTERSPEECH, 2025)