Publications (44)
PathwayBench: Assessing Routability of Pedestrian Pathway Networks Inferred from Multi-City Imagery
Yuxiang Zhang, Bill Howe, Sachin Mehta +2
Applications to support pedestrian mobility in urban areas require a complete, and routable graph representation of the built environment. Globally available information, including…
LaraDB: A Minimalist Kernel for Linear and Relational Algebra Computation
Dylan Hutchison, Bill Howe, Dan Suciu
Analytics tasks manipulate structured data with variants of relational algebra (RA) and quantitative data with variants of linear algebra (LA). The two computational models have ov…
Delineating Knowledge Domains in the Scientific Literature Using Visual Information
Sean Yang, Po-shen Lee, Jevin D. West +1
Figures are an important channel for scientific communication, used to express complex ideas, models and data in ways that words cannot. However, this visual information is mostly…
Are Data Experts Buying into Differentially Private Synthetic Data? Gathering Community Perspectives
Lucas Rosenblatt, Bill Howe, Julia Stoyanovich
Data privacy is a core tenet of responsible computing, and in the United States, differential privacy (DP) is the dominant technical operationalization of privacy-preserving data a…
Epistemic Parity: Reproducibility as an Evaluation Metric for Differential Privacy
Lucas Rosenblatt, Bernease Herman, Anastasia Holovenko +7
Differential privacy (DP) data synthesizers support public release of sensitive information, offering theoretical guarantees for privacy but limited evidence of utility in practica…
JECL: Joint Embedding and Cluster Learning for Image-Text Pairs
Sean T. Yang, Kuan-Hao Huang, Bill Howe
We propose JECL, a method for clustering image-caption pairs by training parallel encoders with regularized clustering and alignment objectives, simultaneously learning both repres…