Research in Progress (RIP) https://rip.trb.org/ en-us Copyright © 2024. National Academy of Sciences. All rights reserved. http://blogs.law.harvard.edu/tech/rss tris-trb@nas.edu (Bill McLeod) tris-trb@nas.edu (Bill McLeod) Research in Progress (RIP) https://rip.trb.org/Images/PageHeader-wTitle-RIP.jpg https://rip.trb.org/ Assisting Vision-Impaired Pedestrians to Cross Streets: An Innovative Accoustic Ranging Approach https://rip.trb.org/View/1635493 Thu, 04 Jul 2019 10:30:50 GMT https://rip.trb.org/View/1635493 An Intersection Database Enhances Blind Pedestrians’ Access to Complex Signalized Intersections: Stage 2 Analysis & Database Development https://rip.trb.org/View/1482890 Thu, 14 Sep 2017 19:41:24 GMT https://rip.trb.org/View/1482890 Assistive Technology for Blind Pedestrians to Cross Roads Safely https://rip.trb.org/View/1403290 Mon, 11 Apr 2016 10:57:40 GMT https://rip.trb.org/View/1403290 Navigation Guidance for People With Vision Impairment https://rip.trb.org/View/1369996 Tue, 22 Sep 2015 15:44:10 GMT https://rip.trb.org/View/1369996 Intelligent Situation Awareness and Navigation Aid for Visually Impaired Persons https://rip.trb.org/View/1369993 Tue, 22 Sep 2015 15:29:38 GMT https://rip.trb.org/View/1369993 Conditions that Influence Drivers' Yielding Behavior at Uncontrolled Crossings and Intersections with Traffic Signal Controls https://rip.trb.org/View/1318417 Wed, 06 Aug 2014 01:01:06 GMT https://rip.trb.org/View/1318417