<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><title>视频理解 on MessageDaily</title><link>https://inkeast.github.io/MessageDaily/tags/%E8%A7%86%E9%A2%91%E7%90%86%E8%A7%A3/</link><description>Recent content in 视频理解 on MessageDaily</description><generator>Hugo</generator><language>zh-cn</language><lastBuildDate>Wed, 05 Aug 2026 00:00:00 +0000</lastBuildDate><atom:link href="https://inkeast.github.io/MessageDaily/tags/%E8%A7%86%E9%A2%91%E7%90%86%E8%A7%A3/index.xml" rel="self" type="application/rss+xml"/><item><title>Video-DeepResearch: Towards the Next-Generation Multimodal Deepresearch Agent 精读</title><link>https://inkeast.github.io/MessageDaily/posts/2026-08-05-video-deep-research-paper-reading/</link><pubDate>Wed, 05 Aug 2026 00:00:00 +0000</pubDate><guid>https://inkeast.github.io/MessageDaily/posts/2026-08-05-video-deep-research-paper-reading/</guid><description>上海 AI Lab 等机构联合提出 Video-DeepResearch（Video-DR），把多模态 Deep Research Agent 从静态图像推进到连续视频流。论文诊断出当前 Agent 的两大顽疾——模态偏见（回避视觉工具转向文本搜索）与参数知识泄露（靠内部记忆蒙答案而非真正调用工具），并设计解耦感知-探索流水线 + 阶段式工具解锁 + SFT+GRPO 两阶段训练予以破解。其 35B-A3B 模型以 64.0% 平均准确率刷新 VideoDR-Bench SOTA，超越 Claude-4.5-Sonnet 5.0 分、GPT-5 11.5 分；30B 变体也追平 Claude-4.5-Sonnet。本文从机制因果层面解释：为何一个激活参数仅 3B 的模型能在视频 Deep Research 任务上反超数十倍体量的顶级闭源模型。</description></item></channel></rss>