This papers proposes the development of a world wide web image search engine

which browses homepages on Internet

computes the features of images embedded in the pages

extracts the index information based on image content

stores the index vectors

and a nswers the users' queries of similar images. The paper also analyzes the technologies of query be image content such as color histograms

edge orientation histograms

texture measures and shape invariants. In the ending discussion the requirement of world wide web image search engine is predicted.