Improvement on the color and gray area histogram image retrieval

Concerning about the method of traditional color histogram is liable to lose some space information and sensitive to color diluting, so we make some modification to gray histogram to remedy the shortages mentioned above. As histogram is a well-known basic measurement to image color or gray layout, the paper makes similarity measures of different histograms based on their statistics peculiarity. The result of experience states that the method in my paper gets more improvement on the effect in the image retrieval.