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- W2424802229 abstract "A new algorithm for feature and contrast enhancement of mammographic images is proposed in this paper. The approach bases on multiscale transform and mathematical morphology. First of all,the Laplacian Gaussian pyramid operator is applied to transform the mammography into different scale subband images. In addition, the detail or high frequency subimages are equalized by contrastlimited adaptive histogram equalization (CLAHE) and low-pass subimages are processed by mathematical morphology. Finally, the enhanced image of feature and contrast is reconstructed from the Laplacian Gaussian pyramid coefficients modified at one or more levels by contrast limited adaptive histogram qualization and mathematical morphology, respectively. The enhanced imageis processed by global nonlinear operator. The experimental results show that the presented algorithm is effective for feature and contrast enhancement of mammogram. The performance evaluation of the proposed algorithm is measured by contrast evaluation criterion for image, signal-noise-ratio (SNR), and contrast improvement index (CII)." @default.
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- W2424802229 date "2013-01-01" @default.
- W2424802229 modified "2023-09-23" @default.
- W2424802229 title "Feature and Contrast Enhancement of Mammographic Image Based on Multiscale Analysis and Morphology" @default.
- W2424802229 hasPublicationYear "2013" @default.
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