The system allows for other features to be incorporated. VisualSEEk supports queries based on both visual features and their spatial relationships. John R. Smith and Shih-Fu Chang. Single Color Extraction and Image Query . Typically, colour images are the digitised result of a multi dimensional sensor measurement.
Every pixel is represented by a vector in a colour space.
Meaningful clusters 1 are generated by quantising the whole space into cells of equal size, each cell representing a category. This lead to the idea of pre clustering a 2 dimensional colour space. John R. Smith and Shih-Fu Chang. Single color extraction and image query . The system allows for other features to also be incorporated.