Project Sidewalk Deployment in Washington DC

We introduce Project Sidewalk (http://projectsidewalk.io), a new web-based tool that enables online crowdworkers to remotely label pedestrian-related accessibility problems by virtually walking through city streets in Google Street View. Crowdsourced labels are used to develop new accessibility-friendly mapping tools (e.g., route planners, map visualizations), to train machine learning algorithms to semi-automatically assess cities, and to…