数字图像处理 Resources

Showing items tagged with "数字图像处理"

This program focuses on measuring object perimeter and detecting center points in digital image processing, with additional functionality for drawing minimum bounding rectangles around detected objects. It implements key computer vision algorithms including edge detection, thresholding, morphological operations, and image segmentation techniques.

MATLAB 318 views Tagged

A comprehensive MATLAB toolbox for digital image processing, featuring essential source codes for color image segmentation, RGB component extraction, and other fundamental operations with implementation details and algorithm explanations.

MATLAB 229 views Tagged

Smoothing and Sharpening (Edge Detection) in Digital Image Processing. Includes: 1. Adding salt-and-pepper and Gaussian noise. 2. Smoothing noise-contaminated images using neighborhood averaging, median filtering, and K-nearest neighbor averaging methods. 3. Sharpening images using Roberts gradient, Sobel operator, and Laplacian operator methods with comparative result analysis. Accompanied by source image and processed result screenshots with implementation code insights.

MATLAB 231 views Tagged

18 classic grayscale images for digital image processing, serving as optimal benchmarks for implementing various image processing algorithms. These images have gained universal recognition among scholars worldwide for their representative characteristics. Furthermore, these 18 images constitute the standard test suite utilized in our laboratory for algorithm validation and system performance evaluation.

MATLAB 261 views Tagged

In digital image processing, the grayscale histogram stands out as the simplest and most valuable tool. It plays a fundamental role throughout the entire workflow—from analyzing and observing images to developing effective processing methods. In programming terms, histograms can be efficiently computed using functions like `cv2.calcHist()` in OpenCV or `imhist()` in MATLAB, which count pixel frequencies across intensity levels to reveal critical image characteristics.

MATLAB 268 views Tagged