A Smartphone-Based System for Outdoor Data Gathering Using a Wireless Beacon Network and GPS Data: From Cyber Spaces to Senseable Spaces.
Eneko OsabaRoberto PierdiccaEva Savina MalinverniAnna KhromovaFernando J. ÁlvarezAlfonso BahilloPublished in: ISPRS Int. J. Geo Inf. (2018)