Projects

In my spare time, I like to build things.

Visual Question Answering

"What color is the sailboat?" "What are they laughing at?" AI systems can answer these types of questions about images. Our research group trained a deep neural network that won the VQA real-image challenges by a significant margin.

Read the paperDemoCode
Stockfish for Mac screenshot

Stockfish for Mac

A powerful chess analysis app for the Mac, with over 50,000 downloads and a 4.5-star rating on the App Store.

App StoreCode
Go To Bed screenshot

Go To Bed for iPhone

Reminds you to go to bed, allows you to track the durations of your sleep, and has a personalized sleep leaderboard that compares your sleep average against your friends. Downloaded over 45,000 times and has a 4.5-star rating on the App Store.

App Store
Elevate screenshot

Elevate

As a quantified self-er, I built a dashboard that synced fitness data from Fitbit, Jawbone, and Strava. But then I discovered Gyroscope, and they do a much better job.

Code

Chess ID

Snap a photo of your chessboard and Chess ID will use a deep neural network to recognize the pieces and tell you the best move.

Read the blog postCode

Bear Transit

For years, the schedules for UC Berkeley's transit system was locked up in undecipherable PDFs. I made a simple API and app that made it easier to access the schedule.

App StoreWeb AppCode