The LIRE (Lucene Image REtrieval) library a simple way to create a Lucene index of image features for content based image retrieval (CBIR). The used features are taken from the MPEG-7 Standard: ScalableColor, ColorLayout and EdgeHistogram. Furthermore met
P. Eklund, J. Ducrou, and T. Wilson. Proceedings of the 4th International Confernce on Concept Lattices and Their Applications, Springer-Verlag, (October 2006)