Metric Geometry and Gerrymandering Group

GerryChainJulia

A high-performance implementation of GerryChain in Julia

census-diff-privacy

Code for "Census TopDown: The Impacts of Differential Privacy on Redistricting"

TDA-redistricting

Applying persistent homology to redistricting

covid-scheduling

Models for assigning people to COVID surveillance testing schedules

mggg-states-qa

Jupyter notebook for mggg-states data quality assurance. Includes a Wikipedia election dataset creation notebook

pcompress

Efficient, streamable binary representation of districting plans intended for enabling fast interoperability between various ReCom MCMC impls and real-time step logging/replaying. Used for gerrymandering analysis.

benchmarks

Markov chain benchmarking (Mai Nguyen's 2021 GSoC project)

capy

[WIP] Novel metrics to measure geospatial segregation

FairVote-FRA

Code and data for replicating results in the FairVote FRA study.

gdutils

A collection of geodata utility tools.

metagraph-investigations

plan-evaluation-reporting

Evaluate and visualize districting plans.

chain-db

Experiment management tools for Markov chain-based redistricting analysis

coi-products

Shapefiles, images, and documentation for COI collection

coi-states

COI submission analysis notebooks/data/outputs for portal states

county-vote-disaggregation

Methods for disaggregating unsorted votes from the county level down to precincts

covid-landing-page

Links to major COVID projects

covid-vaccines

Visualizations for COVID vaccine distribution planning at Massachusetts universities

estimate-incoming

maup-fuzz

Fuzz your bugs away! A multipurpose geospatial fuzzer for increasing confidence in geospatial software and detecting subtle bugs.

metagraph

minority-RCV

models-race-law

Code for "Models, Race, and the Law" (Duchin and Spencer)

nc-districts

North Carolina redistricting tools

Partisan-Symmetry

A repository containing data and plots for MGGG's Partisan Symmetry paper.

plan-evaluation-data

RCV_basics

Basic python libraries for running simulated ranked-choice elections

submission-analysis

Automated and computer-assisted analysis for redistricting plans.

VRA_ensembles

Washington-RCV

Statewide RCV for Washington state legislatures