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Chang Liu

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Open access Aug 2026

FreqPrompt-AD: Frequency-guided local semantic prompting for zero-shot industrial anomaly detection and segmentation

FreqPrompt-AD achieves the strongest average performance among the compared zero-shot VLM-based detectors in the authors' local full-scale evaluation, improving average image-level and pixel-level AUROC over DLVP-CLIP by 2.15 percentage points.

Siqi Qiao, Chang Liu · 0 citations
Review Sep 2026

Report of the 8th LSVOS Challenge: Complex and Multimodal Video Object Segmentation

Across the nine leading solutions, foundation segmentation models are combined with target-aware memory, multimodal reasoning, explicit target-existence verification, agentic interaction, and corrective tracking, illustrating a broader transition from single-model mask propagation toward modular pipelines that reason a...

Chang Liu, Heng-Hui Ding, Ling-Yi Hong et al. · 0 citations

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