Quantity Distribution Search using Sparse Representation Generated with Kernel-based Regression Topics: Data Mining and OLAP; Geocomputation; Geographic Information Retrieval; Geospatial Architectures and Middleware; Geospatial Information and Technologies ; Spatio-temporal Data Acquisition In Proceedings of the 3rd International Conference on Geographical Information Systems Theory, Applications and Management GISTAM - Volume 1, 209-216, 2017 , Porto, Portugal