ResearchBenchmarksMulti-grained Video Cooperative Understanding on UFVideo-Bench PixTRQAFollow49.64tIoUUFVideo16.661625.223333.78542.3467Dec 12, 2025Evaluation ResultsMethodMethodLinkstIoUtIoU@0.5Jaccard Index (J)F1 Score (F)J & F ScoreSAvg (Spatial Average Score)UFVideoSize=7BSize=7B2025.1249.6451.6131.4233.0832.254.13Qwen3-VLSize=32BSize=32B2025.1249.3445.16———3.94Qwen3-VLSize=8BSize=8B2025.1241.4138.39———3.82GPT-4o2025.1217.9310.32———3.87