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Xinhao Li
TimeLens: Rethinking Video Temporal Grounding with Multimodal LLMs
May 5, 2026
VideoChat-Flash: Hierarchical Compression for Long-Context Video Modeling
Apr 24, 2026
CaReBench: A Fine-grained Benchmark for Video Captioning and Retrieval
Apr 24, 2026
VideoChat-r1.5: visual test-time scaling to reinforce multimodal reasoning by iterative perception
Oct 11, 2025
StreamForest: efficient online video understanding with persistent event memory
Oct 11, 2025
LongVPO: from anchored cues to self-reasoning for long-form video preference optimization
Oct 11, 2025
Task preference optimization: improving multimodal large language models with vision task alignment
Apr 20, 2025
Online video understanding: a comprehensive benchmark and memory-augmented method
Apr 20, 2025
TimeSuite: Improving MLLMs for Long Video Understanding via Grounded Tuning
Apr 15, 2025