@article{BernabeMoreno20153381, title = "A new model to quantify the impact of a topic in a location over time with Social Media ", journal = "Expert Systems with Applications ", volume = "42", number = "7", pages = "3381 - 3395", year = "2015", issn = "0957-4174", doi = "http://dx.doi.org/10.1016/j.eswa.2014.11.067", url = "http://www.sciencedirect.com/science/article/pii/S0957417414007696", author = "J. Bernab{\'e}-Moreno and A. Tejeda-Lorente and C. Porcel and E. Herrera-Viedma", keywords = "Social Media impact", keywords = "Topic Engagement", keywords = "Topic Exposure", keywords = "Social Media sensor", keywords = "Geo-located Social Media", keywords = "Social network analysis", keywords = "\{RFM\}", keywords = "Information extraction " }