TY - JOUR T1 - Mind your crossings: Mining GIS imagery for crosswalk localization JF - ACM Transactions on Accessible Computing Y1 - 2017 A1 - Ahmetovic, Dragan A1 - Roberto Manduchi A1 - Coughlan, J. A1 - Mascetti, Sergio VL - 9 UR - http://www.escholarship.org/uc/item/7nv874vd IS - 4 ER - TY - CONF T1 - Zebra Crossing Spotter: Automatic Population of Spatial Databases for Increased Safety of Blind Travelers T2 - Proc. 17th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2015) Y1 - 2015 A1 - Ahmetovic, Dragan A1 - Roberto Manduchi A1 - Coughlan, J. A1 - Mascetti, Sergio JF - Proc. 17th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2015) UR - http://escholarship.org/uc/item/39x5w6fp ER -