Explore MATLAB source code curated for "特征点提取" with clean implementations, documentation, and examples.
Harris_corner_detection - MATLAB implementation of Harris corner detection algorithm source code for feature point extraction and image registration applications. The implementation includes gradient computation, structure tensor calculation, corner response function, and non-maximum suppression.
This implementation employs a three-stage methodology comprising feature point extraction, image matching, and silhouette generation to achieve precise vehicle or moving object detection.
Feature point extraction program and algorithm for finger photographs, enabling accurate finger shape matching and pattern recognition
CSS performs feature point extraction on edge images followed by matching using an improved Normalized Cross-Correlation (NCC) algorithm. The implementation involves edge detection for feature localization, similarity computation between keypoints, and algorithmic adjustments for grayscale variation handling to enhance matching robustness.
By leveraging translation invariance principles, wavelet threshold denoising effectively eliminates pseudo-Gibbs phenomenon, facilitating subsequent feature point extraction through optimized signal processing algorithms.
The general process of fingerprint recognition involves fingerprint acquisition, preprocessing, feature extraction, and feature matching. Fingerprints are categorized into three main types: whorl, arch, and loop. Image preprocessing plays a critical role since its quality directly impacts subsequent feature extraction and recognition accuracy. Code implementation typically includes noise reduction algorithms, filtering techniques, and image enhancement operations.
A MATLAB program for multi-view feature point extraction with scale-invariant capabilities, implementing algorithms like SIFT and SURF for robust feature detection and matching.
Implementation code for evaluating repeatability in Mikolajczyk's feature point extraction method
Implementation for extracting FAST feature points from images with optimized corner detection
Moravec Operator - Early corner detection method with implementation approach for computer vision applications