A watermarking technology based on wavelet coefficient tree theory was proposed.
提出了一种基于小波系数树理论的水印技术。
参考来源 - 基于小波域的数字水印算法研究This method is applied in wavelet coefficient to detect target.
之后，将其应用于小波变换后的小波系数中，进行小目标检测。
参考来源 - 复杂环境下红外小目标检测与跟踪技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
分析了图像小波变换后小波系数的特征，讨论了优化小波系数的小波基选择问题。
Have analyzed properties of wavelet coefficients obtained from an image through wavelet transform, and discussed how to select wavelet basis to optimize wavelet coefficients.
而且本文通过极大似然法估计小波系数概率模型中的三个参数，使算法达到自适应。
Furthermore, through the maximum likelihood used for evaluating three parameters of wavelet coefficients' probability model, the adaptive algorithm is derived in the article.
研究图像小波系数间的统计相关性并建立适当的模型，可以显著提高图像处理的质量。
The quality of image processing can be significantly improved by exploiting the correlation among image wavelet coefficients and modeling the statistics for these coefficients.
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