I’ve authored two forthcoming guides dealing with managing shared mobility data: Shared Mobility Data: A Resource Guide and Managing Sensitive Shared Mobility Data. These guides are two of the eleven products that are being produced as part of NCHRP 08-119: Data Integration, Sharing, and Management for Transportation Planning and Traffic Operations. A webinar that summarized the […]
Introduction The Accessibility Observatory at the University of Minnesota is one of, if not the, leading center for the research and application of accessibility-based transportation system evaluation. They have harnessed the growth of big data in transportation, along with cloud computing resources, to conduct multiple groundbreaking accessibility studies that are unprecedented in scope. As part […]
The announcement by Uber that they will provide free time of day travel time data could be a game-changer for free and open routing and planning tools, such as Valhalla and Mapzen’s isochrone tool. These tools use GTFS schedule data as a decent surrogate for transit travel times, and calculate walk and bike times, but […]
Back in 2013, I authored an article on the value of accessibility, aka access to destinations, as a transportation performance metric. Accessibility basically measures the ability to access jobs, goods, or services in a community. While there are many formulations, a simple accessibility metric would be the number of jobs reachable by a 30 minute […]
The theme of the October 2015 issue of Thinking Highways magazine is data, and it includes a think piece I authored on open traffic data. In the few short weeks after I wrote the piece, there were a couple of interesting announcements on the topic. While not open to other parties, TomTom is partnering with […]