A generic content-based image search model and its key factors

Despite the popularity of text-based image search engines like Google Image Search and Yahoo Image Search, their incapability of catching the real content/ sense of images makes content-based image search engines necessary. However, currently efficient and popular content-based image search engines are rare. This may be due to unfriendly user interface, low precision ratio, low recall ratio, etc. This paper presents a generic content-based image search model and briefly analyzes its key factors.