OmniCompass: A Holistic Benchmark for Omni-Modal Video Grounding and Understanding

OmniCompass is a holistic benchmark for omni-modal video grounding and understanding, featuring two evaluation tracks: OmniCompass-VL for vision-language models and OmniCompass-AV for omni-modal models. Each track includes temporal grounding, spatial grounding, and question answering tasks, with OmniCompass-VL containing 820 videos and 2,460 instances, and OmniCompass-AV containing 240 videos and 720 instances.