Multiresolution & Compression

Gonzalez Digital Image Processing — Chapters 7 & 8

Upload Source Image

Grayscale conversion applied automatically (textbook standard).

Wavelet Family

Haar Db4

Decomposition Level

Original Image Level 1 DWT Level 2 DWT

3D Subband Explosion 0%

Inverse DWT — Lossy Reconstruction

Coefficient Threshold (ε) 0

▶ Reconstruct from Thresholded Subbands

PSNR—

Zeroed Coefficients—

Subband Energy Distribution

Pyramid Type

Gaussian Laplacian

Display Levels

All Levels (Stacked 3D) Level 0 — Original Level 1 — ½ Scale Level 2 — ¼ Scale Level 3 — ⅛ Scale

3D Stack Height 100%

Compression Method

Huffman Coding Run-Length Encoding Wavelet Lossy (JPEG2000)

Intensity Histogram

Original Size—

Huffman Size—

Ratio—

Entropy H(z)—

Top Huffman Codes

Binary Threshold

Binarization Threshold 128

Original Pixels—

RLE Runs—

Ratio—

Quality (Threshold) 0

▶ Compress & Reconstruct

PSNR—

Zeroed %—

Effective Ratio—