Digital Image Processing Notes [extra Quality] Direct

Wavelets and Multi-resolution Processing: This area focuses on representing images at various degrees of resolution. Wavelets are used to decompose an image into different frequency components, which is particularly useful for image compression and feature extraction.

| Noise Type | PDF | Example | | :--- | :--- | :--- | | Gaussian | Normal distribution | Sensor noise | | Salt-and-Pepper | Random black/white pixels | Transmission errors | | Rayleigh | Skewed distribution | Range imaging | digital image processing notes

Statistics and Probability: Used for modeling noise, image segmentation, and object recognition. Real-World Applications The applications of DIP are vast and ever-expanding: Real-World Applications The applications of DIP are vast

| Function | Effect | Formula | | :--- | :--- | :--- | | | Inverts brightness | ( s = L - 1 - r ) | | Log | Expands dark pixels | ( s = c \log(1+r) ) | | Power-Law (Gamma) | Gamma correction | ( s = c r^\gamma ) | and object recognition.