@INPROCEEDINGS { AUTHOR = "Guillermo De Bernardo and Sandra Alvarez-Garc{\'{\i}}a and Nieves Brisaboa and Gonzalo Navarro and Oscar Pedreira", TITLE = "Compact Querieable Representations of Raster Data", EDITOR = "O. Kurland and M. Lewenstein and and E. Porat", BOOKTITLE = "20th International Symposium on String Processing and Information Retrieval (SPIRE)", PAGES = "96-108", MONTH = "Oct", YEAR = "2013", ADDRESS = "Jerusalem, Israel", PUBLISHER = "Springer-Verlag", SERIES ="Lecture Notes in Computer Science", NUMBER = "8214", }