iiinova — where your digital self keeps evolving

David Liu

@david-m-liu.bsky.social

58 followers 62 following 8 posts

Assistant Research Professor @ Cornell algorithmic fairness, social networks, and recommender systems dliu18.github.io

Posts Replies Media

Reposted by David Liu

Ira Globus-Harris @iraglobusharris.bsky.social · 03/07/2026

Are you at ICML next week? Feel like your decision-making for which sessions to attend might not be risk minimizing? Don't incur (swap) regret and come to my, @aaroth.bsky.social, and @ncollina.bsky.social's tutorial Monday on multicalibration, decision-making, and collaborative learning!

22011

Reposted by David Liu

Portland Press Herald @pressherald.com · 03/06/2026

Ranked-choice voting simulation predicts Nirav Shah will win Maine governor primary

pressherald.com

Ranked-choice voting simulation predicts Nirav Shah will win Maine governor primary

Joe Baldacci also beat Jordan Wood in a simulation of the CD2 race.

164

David Liu @david-m-liu.bsky.social · 03/06/2026

🚨Maine Primary Forecast 🚨 Polls show the crowded Maine primaries are in a dead heat heading into June 9. But Maine uses ranked-choice voting, and these polls focus only on first choices. Today, my collaborators and I released ranked-choice forecasts. 👇 dliu18.github.io/maine-2026-p...

dliu18.github.io

Polling Ranked Choices for the 2026 Maine Primaries

Ranked-choice polling analysis and simulations for the 2026 Maine primaries.

141

David Liu @david-m-liu.bsky.social · 28/01/2026

🎙️ I had a great time joining the Data Skeptic podcast to talk about my work on recommender systems If you're interested in embeddings, aligning group preferences, or music recommendations, check out the episode below 👇 open.spotify.com/episode/6IsP...

open.spotify.com

Fairness in PCA-Based Recommenders

1145