objective(s): this study addresses feature selection for breast cancer diagnosis. the present process uses a wrapper approach using ga-based on feature selection and ps-classifier. the results of experiment show that the proposed model is comparable to the other models on wisconsin breast cancer datasets. materials and methods: to evaluate effectiveness of proposed feature selection method, we ...

Sixty-two consecutive surgically removed chronic rheumatic mitral valves were classified and tabulated according to their pathological features in relation to age and sex of the patients. The pathological features of the valves are quite different from the cases seen in Western hemisphere. Three types of gross pathological features are described. First is fibrous stenotic type which has very th...