POI data may not be as sexy or creepy as locating a user via their phone, but it is equally, if not more, important for the mobile-location advertising ecosystem. A POI data set is a hyper-correct ...

also requires good point of interest (?POI?) data, the description of the physical context of the user. POI data may not be as sexy or creepy as locating a user via her phone, but it is equally, if ...