Local Feature Matching
Local feature matching aims to identify corresponding points in pairs of images, a fundamental task in computer vision crucial for applications like 3D reconstruction and visual localization. Current research heavily emphasizes improving the accuracy and efficiency of matching, particularly under challenging conditions like viewpoint changes, illumination variations, and low texture, using deep learning models such as Transformers and CNNs, often incorporating attention mechanisms and geometric constraints. These advancements are driving progress in various fields, including robotics, autonomous navigation, and medical image analysis, by enabling more robust and reliable image registration and scene understanding.
Papers
ETO:Efficient Transformer-based Local Feature Matching by Organizing Multiple Homography Hypotheses
Junjie Ni, Guofeng Zhang, Guanglin Li, Yijin Li, Xinyang Liu, Zhaoyang Huang, Hujun Bao
LoFLAT: Local Feature Matching using Focused Linear Attention Transformer
Naijian Cao, Renjie He, Yuchao Dai, Mingyi He