Neighbors of a Pixel
Horizontal and Vertical neighbors Any pixel p(x, y) has two vertical and two horizontal neighbors, […]
relation between pixels
8-neighbors of a pixel
The points ND(P) and N4(P) are together known as 8-neighbors of the point P, denoted […]
pixels adjacency
Two pixels are adjacent if they are neighbors and their intensity level satisfies some specific […]
m-adjacency
Two pixels p and q with values from V are m-adjacent if : 1. […]
connectivity and path
Paths A path from pixel p with coordinate (x, y) with pixel q with coordinate […]
Euclidean distance
The Distance Formula Very often, especially when measuring the distance in the plane, we use […]
Color depth
Color depth is either the number of bits used to indicate the color of a […]
Detecting corners of image using Non-Maximum Suppression
Non-maximum supression is often used along with edge detection algorithms. The image is scanned along […]
Sobel Operator
The Sobel operator is an algorithm for edge detection in images. Edge detection for those […]