DAZIO: Detecting Activity Zones based on Input/Output sms and calls activity for geomarketing and trade area analysis
Introduction Telecom data is a rich source of information for many purposes, ranging from urban planning (Toole et al., 2012), human mobility patterns (Ficek and Kencl, 2012; Gambs et al., 2011), points of interest detection (Vieira et al., 2010), epidemic spread modeling (Lima et al., 2013), community detection (Morales et al., 2013) disaster planning (Pulse, 2013) and social interactions (Eagle et al., 2013). One common task for these applications is to identify dense areas where many users stay for a significant time (activity zones), the regions relaying theses activity zones (transit zones) as well as the interaction between identified activity zones.
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