Data Quality
6 articles
Census API Key in Python: Setup, Rate Limits, and ACS Data
The Census API now requires a key. Here is where the key goes in the request, how we handle IP rate limits, and how we validate ACS data in Python.
GTFS Validation in Python: An Article-Reported Workflow
A six-layer GTFS validation workflow. Seven-county and 11-feed results are article-reported; the project scripts are not publicly reproduced.
GeoPandas Spatial Joins: An Illustrative Workflow
An illustrative GeoPandas workflow from spatial joins through Moran's I and LISA. Results are article-reported; no public package reproduces them.
Transit Data Quality Under Reconciliation
An article-reported 49% to 12% mobility-desert comparison under reconciliation after conflicting raw and deduplicated transit-stop counts were found.
Grocery Store Classifier Results Under Review
The article reports 94% balanced accuracy and 94% and 96% spot-check rates; those metrics and the feature-importance values are not publicly reproduced.
The Retail Density Paradox: Why More Stores Mean Worse Data
A proposed EBT verification method whose exact seven-county counts, thresholds, and correlation are under reconciliation and not publicly reproduced.