In allusion to the rich color information of gastroscope images,make use of neighborhood color moment histogram and the primitive histogram after quantization and clustering in HSV color space,and then use PCA algorithm to reduce the dimensions to retrieve,at last use relevance feedback to make multi-retrieve.

The electronic gastroscope image,which is sensitively affected by gastric peristalsis,air bubble,food,illumination and camera moving during the capturing,has some defect such as large illumination variety,so common computer aided analysis method can not achieve good result.

Computer aided analysis system of gastric cancer based on endoscopic image database

Analysis of the Gastroscope Images in 138 Cases Children with Gastric Ulcer and Nursing Experience;

Application of fiberoptic gastroscope in children with foreign bodies in digestive tract;

Therapeutic methods of the bzoar with different appliance through the electronic gastroscope;