Survey on Brain Tumor Detection and Classification

Brain is the main part of the human body, it control all the activity of human. Under unhealthy problems like abnormal growth and unhealthy growth of the tissue may takes place and this process is called brain tumor. Brain tumor are divided into two type: benign (non-cancerous) and malignant tumor (cancerous). The detection and classification of brain tumor done by using various image technique MRI, Computed Tomography (CT), Electroencephalography (EEG), PET. In this paper, it is focused on the review of image enhancement, segmentation, feature extraction and classification in MRI images