The automatic video annotation is a key module of the video indexing and retrieval system, and the extraction and location of captions are important steps for video annotation.
视频的自动标注是视频检索系统中的重要模块，而字幕的提取与定位则是视频标注的重要步骤。
In this thesis, we studied the automatic correction technology of OCR results of video captions, and analyzed the properties of them.
本文研究了视频字幕的OCR识别结果的自动校对技术，分析了视频字幕识别结果的特点。
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