code
Open-source code from the NARSLab group at UMass Amherst where I contributed.
msa-emission-typologies
narslab/msa-emission-typologies
bike-map-typology
narslab/bike-map-typology
Typology of metropolitan statistical area (MSA) bicycle networks in the US
spatial-crash-typology
narslab/spatial-crash-typology
A Spatial Typology Analysis of Crash Characteristics.
enhanced-trip-chaining
narslab/enhanced-trip-chaining
This repository provides a Python-based framework for enhancing trip-chaining analysis in public transit systems using mobile ticketing data. The framework incorporates passenger typology, seasonality, and spatial error correction to improve the accuracy of trip inference.
probstats.github.io
narslab/probstats.github.io
Course website for CEE 260/MIE 273: Probability and Statistics for Engineers.
survey-bot-detection
narslab/survey-bot-detection
Transparent multi-filter framework for detecting bot responses in incentivized online surveys. Implements 11-filter pipeline with XGBoost validation achieving 99.5% accuracy. Companion code for published research.