小波变换在井下电视图像定量解释中的应用

Application of Wavelet transform to the Quantificational Interpretation of the Downhole Television Image

简述了小波多分辨分析理论,在此基础上提出了小波多尺度图像边缘提取算法,并编制了相应的计算程序。通过实际应用表明,这种算法对井下电视图像进行小波多尺度边缘提取获得了更加精确的图像边缘信息,对井下电视图像给出了较为精确的定量解释。

The wavelet multi-resolution analysis theory is introduced, based on which an algorithm of the wavelet multi-scale image edge extraction is presented and the corresponding calculation program has been written. The wavelet multi-scale edge extraction of the downhole television images is carried out, the edge information is accurately obtained. Results of the quantificational interpretation about the downhole television are given.