Question
Edge detection
Answer :
Word Count : 250
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Edge detection is a fundamental technique in remote sensing and digital image processing used to identify the boundaries of objects within an image. It helps in extracting meaningful information by highlighting discontinuities in intensity, color, or texture. Edges typically represent significant local changes in the image, such as object boundaries, surface markings, or variations in material properties. Several methods are commonly used for edge detection. Gradient-based techniques detect edges by calculating the rate of change in pixel intensity. The Sobel, Prewitt, and Roberts
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