Israel Yañez-Vargas

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This article analyzes a set of methods for processing images of people for skin segmentation. The Jochen Triesch Static Hand Posture Database [9] provides a wide range of skin tones obtained from people of different ages and breeds. The skin detection task on images give face to distinct challenges, due to various factors like: ilumination variations,(More)
In this paper we introduce a super-resolution (SR) technique for enhanced the resolution in digital mammograms and increase details for future applications (classification), the method is based on a multi-scale iterative resolution (MSIR) and the wavelet transform (WT). The low-resolution digital mammography in first term is reconstructed in each nested(More)
Breast cancer is worldwide the second cause of death by cancer in women. Digital mammogram analysis is one of the best diagnostic tools for detecting breast cancer in early stages, leading to improve the probability of survival and reducing treatment costs. A major problem in digital mammogram analysis is due the low resolution and poor contrast of(More)
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