328 search results - page 57 / 66 » Edge noise in document images |
SIAMIS
2011
13 years 17 days ago
2011
In this paper we propose an active contour model for segmentation based on the Chan-Vese model. The new model can capture inherent sharp features, i.e., the sharp corners of object...
ISBI
2007
IEEE
14 years 4 months ago
2007
IEEE
Interpolation is a vital tool in biomedical signal processing. Although there exists a substantial literature dedicated to noise-free conditions, much less is known in the presenc...
ICDAR
2007
IEEE
13 years 10 months ago
2007
IEEE
This paper is concerned with a universal pattern, which is defined as a character pattern designed to have high machine-readability. This universal pattern is a character pattern...
IPMI
2005
Springer
14 years 3 months ago
2005
Springer
This work analyses the accuracy of estimating the location of 3D landmarks and characteristic image structures. Based on nonlinear estimation theory we study the minimal stochastic...
IJCV
2000
13 years 9 months ago
2000
Optical flow provides a constraint on the motion of a deformable model. We derive and solve a dynamic system incorporating flow as a hard constraint, producing a model-based least...