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» Image Matching using TI Multi-wavelet Transform
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CVPR
2003
IEEE
15 years 11 months ago
Document Image Enhancement Using Directional Wavelet
This paper proposes a novel algorithm to clean up a large collection of historical handwritten documents kept in the National Archives of Singapore. Due to the seepage of ink over...
Qian Wang, Tao Xia, Lida Li, Chew Lim Tan
MVA
2002
254views Computer Vision» more  MVA 2002»
14 years 9 months ago
Retinal Blood Vessel Extraction by Using Multi-resolution Matched Filtering and Directional Region Growing Segmentation
Anew method to extract retinal blood vessels from a colour fundus image is described. Digital colour h d u s images are contrast enhanced in order to obtain sharp edges. The green...
Mitsutoshi Himaga, David Usher, James F. Boyce
IPMI
1999
Springer
15 years 10 months ago
Registration of Cortical Anatomical Structures via Robust 3D Point Matching
Abstract. Inter-subjectnon-rigid registration of cortical anatomical structures as seen in MR is a challenging problem. The variability of the sulcal and gyral patterns across pati...
Haili Chui, James Rambo, James S. Duncan, Robert T...
ICRA
2010
IEEE
147views Robotics» more  ICRA 2010»
14 years 8 months ago
Feature detection and matching in images with radial distortion
— Image keypoints are broadly used in robotics for different purposes, ranging from recognition to 3D reconstruction, passing by SLAM and visual servoing. Robust keypoint matchin...
Miguel Lourenço, João P. Barreto, Ab...
CORR
2000
Springer
96views Education» more  CORR 2000»
14 years 9 months ago
Robustness of Regional Matching Scheme over Global Matching Scheme
Analyzing the effect of concentrated noise on a typical decision-making process of a simplified two-candidate voting model, we have demonstrated that a local approach using a regi...
Liang Chen, Naoyuki Tokuda