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140
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ICASSP
2011
IEEE
14 years 10 months ago
2011
IEEE
An approach to multiwindow time-frequency analysis that provides robust performance in noisy environment is proposed. The concept of robust estimates of instantaneous frequency is...
156
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CVPR
1999
IEEE
1999
IEEE
Bias Field Estimation and Adaptive Segmentation of MRI Data Using a Modified Fuzzy C-Means Algorithm
16 years 8 months ago
161
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CVPR
2004
IEEE
16 years 8 months ago
2004
IEEE
Abstract-- This paper describes two distortion estimation techniques for object recognition that solve EZ-Gimpy and Gimpy-r, two of the visual CAPTCHAs ("Completely Automated ...