Adapted from the paper: task taxonomy on the left; streaming caption and QA construction pipelines on the right. Task coverage A training dataset for perception, memory, and proactive response in streaming video interaction, introduced in OneStreamer: Unifying Perception, Memory, and Proactive Response in Streaming Video Interaction. The curated collections include Streamo, JoyAI-VL-Interaction (JoyVL), MMDuet2, ViSpeak, StreamForest, VideoChat-OL, Seeker, and VST, alongside OneStreamer-Core. The appendix groups upstream sources by collection and task; a source list in the table describes that group rather than assigning every record to all listed sources. Proactive Caption Memory Proactive…