Cancer is a major health issue that affects individuals all over the world. This disease has claimed lives of many people, and will continue to do so in future. Breast cancer recently surpassed cervical as most frequent among women both industrialized developing countries it now second leading cause mortality women. A high number die each year result this disease. significantly easier treat if ...

background : data mining has an interdisciplinary field including various scientific disciplines such as: database systems, statistics, machine learning, artificial intelligence and the others. in the field of medical, data mining algorithms can help physicians to diagnose diseases and chose the best type of treatment. hepatocellular carcinoma has the most common type of liver cancer. given the...

This chapter proposes a novel hierarchical classification system based on the K-Nearest Neighbors (K-NN) model and its application to nonmelanoma skin lesion classification. Color and texture features are extracted from skin lesion images. The hierarchical structure decomposes the classification task into a set of simpler problems, one at each node of the classification. Feature selection is em...