The conventional methods of edge detection have good effect on clear image, but are sensitive to noise. Though Mallat used multiresolution wavelet to detect edge of noisy images, it was not effective for much noisy image.
传统的检测方法对清晰图像的边缘检测效果很好,但对噪声相对敏感,尽管Mallat用多尺度小波变换来压制噪声,可是对于有大量噪声的图像,边缘检测效果并不好。
参考来源 - 基于Gabor与小波的边缘检测理论、快速算法与实时应用研究·2,447,543篇论文数据,部分数据来源于NoteExpress
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