提出了一种新的有效的图像阈值分割算法。本算法将小波理论,模糊集理论和信息论三者有机的结合起来。
A new effective image segmentation algorithm Based on Wavelet Operator is presented, which is tied tightly in Wavelet analysis with Fuzzy, information theory.
在运动非常激烈时,则首先采用小波变换,然后再用本方法进行块匹配搜索,可减少大量复杂的运算量。
If the movement is drastic, adopt the wavelet transformation first, then use this method to search block match, which can reduce a great deal of complicated calculating.
本研究的目的就是在异步通信网络环境中,采用连续的时间戳通信模型,并利用时钟精度差概念和小波除噪算法实现系统中各个计算机之间的自适应时钟同步。
The continuous time-stamp communication model and the wavelet technology were applied to evaluate running precision difference of clocks, in order to reduce the effect of network delay efficiently.
本算法利用小波变换的多分辨率特性来进行图象的小波域分解,这样可以获得更好的图象保真度并且比在空域中的水印嵌入算法更稳健。
The multiresolution structure of wavelet is used to construct the image frequency components., which has better image fidelity preservation and robustness than spatial domain based techniques.
对于低信噪比的回波可以采用其小波变换后的尺度系数代替原信号使用本算法来识别。
To identify the echoes of low signal to noise ratio, we can apply the algorithm by using scale coefficients of wavelet transformation in place of the basic signal.
根据本算法的实验结果,该算法具有较好的透明性,对各种攻击有较强的顽健性,尤其是增强了小波域水印在面临裁剪攻击和联合攻击时的顽健性。
The original image is not needed during the watermark detecting process. The experimental results show that the algorithm has a better transparency and can resist various attacks. Especially the...
根据本算法的实验结果,该算法具有较好的透明性,对各种攻击有较强的顽健性,尤其是增强了小波域水印在面临裁剪攻击和联合攻击时的顽健性。
The original image is not needed during the watermark detecting process. The experimental results show that the algorithm has a better transparency and can resist various attacks. Especially the...
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