Texts in video frames often carry the most important information, such as place, time, name or topics, etc.

视频中的文字通常含有很重要的信息，比如地点、时间、人名、主题等。

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The experiments show that the algorithm can extract more than 90% of text regions contained in video frames and the precision can reach up to 92.0%.

实验表明，该算法可以提取视频帧中90%以上的文本区域，并且文本区域定位准确率达92.0%。

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Incremental quantitative advances in bandwidth, video frames per second, cloud based storage and processing and other technologies have reached a tipping point, with qualitatively new opportunities for learning now emerging.

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