856 search results - page 62 / 172 » An Adaptive Steganographic Method Using Additive Noise |
171
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VIS
2004
IEEE
16 years 6 months ago
2004
IEEE
Noise reduction is an important preprocessing step for many visualization techniques that make use of feature extraction. We propose a method for denoising 2-D vector fields that ...
155
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ICIP
1994
IEEE
16 years 7 months ago
1994
IEEE
In this work we present a new approach to two - dimensional robust spline smoothing. The proposed method is based on M-estimator algorithms but unlike in other M-estimator based i...
170
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MOBIHOC
2006
ACM
16 years 5 months ago
2006
ACM
Localization is an important and extensively studied problem in ad-hoc wireless sensor networks. Given the connectivity graph of the sensor nodes, along with additional local info...
150
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IJCNN
2006
IEEE
15 years 11 months ago
2006
IEEE
— We propose a method that takes observations of a random vector as input, and learns to segment each observation into two disjoint parts. We show how to use the internal coheren...
163
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ICIP
2005
IEEE
15 years 11 months ago
2005
IEEE
Abstract— In this paper, we describe a two-step varianceadaptive method for image denoising based on a statistical model of the coefficients of balanced multiwavelet transform. ...