644 search results - page 77 / 129 » Wavelet Based Automatic Thresholding for Image Segmentation |
ICASSP
2010
IEEE
14 years 10 months ago
2010
IEEE
Scanned halftone images are degraded for the presence of screen patterns. It’s a challenge to automatically detect the halftone images and remove the noises on the fly. This pap...
ICIP
2007
IEEE
15 years 11 months ago
2007
IEEE
This paper presents a composite blind digital watermarking technique, CompMark, to hide a visually meaningful grayscale logo in a host image. The multi-resolution fusion principle...
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ICIAP
2005
ACM
15 years 10 months ago
2005
ACM
In this paper we propose an automatic updating system for urban vector maps that is able to detect changes between the old dataset (consisting of both vector and raster maps) and t...
MICCAI
2001
Springer
15 years 2 months ago
2001
Springer
Abstract. We present a method based on multiresolution signal processing on meshes to create a thickness atlas. We applied this method to construct an atlas of bladder wall thickne...
ICCV
1999
IEEE
15 years 2 months ago
1999
IEEE
A motion segmentation algorithm based on factorization method and discriminant criterion is proposed. This method uses a feature with the most useful similarities for grouping, se...