MarthaÌýMorrisseyM.A. ÀÏ¾ÅÆ·²è, 2018GIS, Spatial Data ScienceGISÌýmartha.morrissey@colorado.eduFaculty Advisor:ÌýCarson FarmerM.A. Thesis Title:ÌýModeling Cycling Counts using Crowd-sourced Data