... nondominant componentscan produce the masking effect, inhibiting the in uence ofdominant components, leading thus to the false decision.These facts are taken into account in our CBIR system with ... coordinates for dominant colors in HSV (hue-saturation-value) space, 32 coordinates for dominant colors in YCbCr (luminance Y and two chrominance components:Cb= Y−B, Cr = Y−R) space, 164 coordinates ... reaching any point over the Globeand using any available information. New technologies havea strong impact on our daily life and we changed our way ofliving, working, thinking, and learning....