...相关性检测 [gap=1066]al image forensics; source camera identification; imaging sensor; pattern noise; correlationbased detection ...
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最后与嵌入的水印进行相关性检测来检测提取出的水印是否有效。
The availability of the extracted watermark ise-valuated by comparing the normalized correlation coefficient of the extracted watermark with the true one.
实验表明该方法在分析模式和相关性检测上改进了查询精度和响应时间。
Simulation shows that the method improves the query precision greatly and saves response time in pattern analysis and relation detection.
从高斯噪声中高斯信号的检测原理出发，对相关性检测器进行了理论分析。
Based on the Gaussian signal detection principle under Gaussian noise, the correlation detection is analyzed in theory.
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