4 papers
Detecting CSAM Text-to-Image LoRAs From Weights
David Demitri Africa, Cate Heine, Nadine Staes-Polet +1
Low-rank adaptation (LoRA) fine-tuning has made it cheap and easy to customize open-weight image generation models for specific tasks, including the production of child sexual abus…
The 15-Minute City Quantified Using Mobility Data
Timur Abbiasov, Cate Heine, Edward Glaeser +4
Americans travel 7 to 9 miles on average for shopping and recreational activities, which is far longer than the 15-minute (walking) city advocated by ecologically-oriented urban pl…
Travel distance, frequency of return and the spread of disease
Cate Heine, Kevin P. O'Keeffe, Paolo Santi +2
In 2020 and 2021, the spread of COVID-19 was globally addressed by imposing restrictions on the distance of individual travel. Recent literature has uncovered a clear pattern in hu…
Scaling of Urban Income Inequality in the United States
Elisa Heinrich Mora, Jacob J. Jackson, Cate Heine +3
Urban scaling analysis, the study of how aggregated urban features vary with the population of an urban area, provides a promising framework for discovering commonalities across ci…