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TAMPERING DETECTION SYSTEM, WATERMARK INFORMATION EMBEDDING DEVICE, TAMPERING DETECTOR, WATERMARK INFORMATION EMBEDDING METHOD AND TAMPERING DETECTION METHOD
TAMPERING DETECTION SYSTEM, WATERMARK INFORMATION EMBEDDING DEVICE, TAMPERING DETECTOR, WATERMARK INFORMATION EMBEDDING METHOD AND TAMPERING DETECTION METHOD
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机译：篡改检测系统，水印信息嵌入设备，篡改检测器，水印信息嵌入方法和篡改检测方法
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摘要
PROBLEM TO BE SOLVED: To provide a tampering detection system 10, capable of keeping the tampering detection accuracy high and reducing the quality deterioration of original data, with respect to each of audio data and video data, while associating the audio data with the video data.;SOLUTION: The tampering detection system 10 extracts feature quantity from the audio data to create sound feature quantity; extracts feature quantity from the video data to create video feature quantity; embeds a part of the audio feature quantity and the video feature quantity in the audio data; and embeds the remaining part of the audio feature quantity and the video feature quantity in the video data.;COPYRIGHT: (C)2011,JPO&INPIT
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