Category: Blog
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The Hidden Time Tax: How DC’s Transit System Penalizes Non-Drivers
In Washington, DC, there’s an invisible cost that hundreds of thousands of residents pay every day: the time tax. This term refers to the extra time DC residents spend on public transit compared to driving- a hidden penalty affecting quality of life, economic opportunity, and social equity throughout our city. Recent research by Karthik Balasubramanian…
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Exploring the Impact of Speed, Red Light, and Stop Sign Cameras on Crash Rates
DDS has embarked on an exciting new analysis to explore how the installation of speed, red light, and stop sign cameras could potentially reduce vehicle crashes on specific blocks. The main question driving this research is whether these cameras have a measurable effect on vehicle speed, and more importantly, if they contribute to reducing crashes…
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Nathan Todd’s Projects: From Crash Predictions to Satellite Safety Insights
Nathan Todd is currently a Research Assistant for Data Driven Streets where he is actively involved in two projects. These two projects, the Crash Prediction Model and the Satellite Imagery Analysis using Neural Networks, provide predictions and valuable insight that contribute to making DC streets safer. Crash Prediction Model Nathan has been working on a…
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January 21, 2025
As 2025 begins, DDS is making significant strides toward advancing transportation equity and safety by leveraging community-sourced data on unreported accidents across DC. Over the past two weeks, DDS has made substantial progress across a range of initiatives, from migrating OpenMHz to OpenAI’s Whisper for transcription to submitting grant applications and building a dashboard with…