中國科研團隊重磅發佈VideoChat-Flash 長視頻處理速度提升100倍
傳統的視頻理解模型在處理長視頻時面臨着許多挑戰，包括理解長視頻所帶來的複雜上下文。儘管已有不少研究致力於提升視頻理解能力，依然難以有效克服訓練和推理效率低下的問題。針對這些問題，研究團隊通過 HiCo 技術，將視頻信息中的冗餘部分進行壓縮，從而顯著降低計算需求，同時保留關鍵信息。具體而言，HiCo 通過對視頻進行層次化壓縮，將長視頻分割成短片段，進而減少處理的標記數量。這一方法不僅降低了模型對計算資源的要求，還提升了上下文窗口的寬度，增強了模型
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