Sentence:  Since SXSW takes place throughout the city, beacons are allowing us to use <WSD>micro-locations</WSD> and context in conjunction with attendee profiles to help people sync up in real-time," said Scott Wilcox, SXSW director of technology. 
Meaning of the word marked with <WSD> tags:  (countable) A specific location detected or targeted by micro-location technology.