Two-Dimensional Discrete Wavelet Transform for Image Decomposition, Reconstruction, and Error Analysis

This code implements 2D discrete wavelet transform for image decomposition, reconstruction, and error image generation, featuring multi-level decomposition and reconstruction capabilities using popular wavelet families.

Canny Edge Detection Algorithm

Canny edge detection algorithm calculates image gradients and reconstructs edges using wavelet modulus maxima, providing robust edge extraction with minimal false positives.