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cs.CV2026
See the Change, Keep the Flow: Unsupervised Action Segmentation via Spectral-Temporal Representation Learning
Yun Li, Jun Xiao, Cong Zhang +1
Unsupervised action segmentation aims to discover latent action categories and their temporal organization without action annotations. Optimal transport-based methods provide struc…
cs.CV2024
Frequency-Aware Guidance for Blind Image Restoration via Diffusion Models
Jun Xiao, Zihang Lyu, Hao Xie +4
Blind image restoration remains a significant challenge in low-level vision tasks. Recently, denoising diffusion models have shown remarkable performance in image synthesis. Guided…