3 papers
cs.CV2023
Equivalence of Two Expressions of Principal Line
Cheng-Yen Hsu, Hsin-Yi Chen, Jen-Hui Chuang
Geometry-based camera calibration using principal line is more precise and robust than calibration using optimization approaches; therefore, several researches try to re-derive the…
cs.CV2022
Visualizing and Alleviating the Effect of Radial Distortion on Camera Calibration Using Principal Lines
Jen-Hui Chuang, Hsin-Yi Chen
Preparing appropriate images for camera calibration is crucial to obtain accurate results. In this paper, new suggestions for preparing such data to alleviate the adverse effect of…
cs.CV2014
Descriptor Ensemble: An Unsupervised Approach to Descriptor Fusion in the Homography Space
Yuan-Ting Hu, Yen-Yu Lin, Hsin-Yi Chen +2
With the aim to improve the performance of feature matching, we present an unsupervised approach to fuse various local descriptors in the space of homographies. Inspired by the obs…