Level image segmentation method taking into account only the image data, and therefore covered the target, and similar to the background gray target to achieve the desired segmentation results. To address this issue, based on the edge and regional information, Apriori level set image segmentation methods. Firstly, the area of the image information into the edge-based level set method. Then we combined with the shape Apriori. Comparative experiment the surface of this method due to consider a variety of local information, are better able to complete the objectives to be covered split, similar t...