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FreeSpec: Training-Free Long Video Generation via Singular-Spectrum Reconstruction

FreeSpec analyzes long-video diffusion via singular-spectrum analysis and proposes spectral reconstruction to reduce spectral concentration, preserving dynamics and consistency without training.

Fangda Chen, Shanshan Zhao, Longrong Yang, Chuanfu Xu and 2 more

Sydney Poster Session 2, Tue, Dec 8, 5:00 PM–8:00 PM, Hall 1-4 · Published 2026

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AI panel: 10 of 20 reviewers recommend it
lenient 3/5
medium 7/10
strict 0/5