Spatial Domain

1. Point Processing

   1. Intensity (Gray Level Transformation)

   1. Basic Intensity Transformation
       1. Linear Function
           1. Negative
   
       2. Logarithmic Function 
          1. Log
          2. Inverse Log
   
       3. Power Law Function 
          1. Root
          2. Power
   
   2. Piecewise Linear Transformation
       1. Contrast Streching
       2. Thersholding
       3. Gray Level Slicing
       4. bit Plane Slicing
   

   2. Histogram Processing

   1. Histogram
   2. Histogram Equalization
   

   3. Arithmetic Operations

   1. Anding 
   2. Oring 
   3. Addition 
   4. Subtraction 
   

2. Neighborhood Processing

   1. Smoothing Spatial Filter

    1. Linear
       1. Average Filter
       2. Average Weighted Filter
   
    2. Non-Linear
       1. Min
       2. Max
       3. Median
   

   2. Sharpening Spatial Filter

    1.LAPLACIAN