Publications
Grouped by theme. For a complete list see Google Scholar.
Foundation models for biology
Models of single-cell sequencing data, and what they let you predict about perturbations.
Influence functions and robustness
What would this fit look like without that data point, or under a slightly different model? Answered without refitting.
Uncertainty quantification and calibration
Making a model's confidence mean something, and checking when it does not.
Uncertainty Quantification 360: A Holistic Toolkit for Quantifying and Communicating the Uncertainty of AI
arXiv, 2021
*all authors contributed equally
Quality of Uncertainty Quantification for Bayesian Neural Network Inference
ICML Workshop on Uncertainty in Deep Learning, 2019
Bayesian neural networks and horseshoe priors
Heavy-tailed priors that shrink most units to nothing and let a few through, which turns model selection into inference.
Model Selection in Bayesian Neural Networks via Horseshoe Priors
JMLR, 2019
Summarizes and distills our earlier conference papers on this topic.
Model Selection in Bayesian Neural Networks via Horseshoe Priors
NIPS Workshop on Bayesian Deep Learning, 2017
Hierarchical Bayesian Neural Networks for Personalized Classification
NIPS Workshop on Bayesian Deep Learning, 2016
Large language models: explanation, safety, adaptation
Explaining what a generative model did, catching what it should not do, and moving adapters between models.
When in doubt, cascade: Towards building efficient and capable guardrails
AAAI/ACM Conference on AI, Ethics, and Society, 2025
Trans-LoRA: Towards Data-Free Transferable Parameter Efficient Finetuning
NeurIPS, 2024
Health and disease progression
Latent-variable models for noisy clinical registries, and what they say about how disease unfolds.
Uncertainty quantification for conditional treatment effect estimation under dynamic treatment regimes
Machine Learning for Health, 2024
Discovery of Parkinson's disease states and disease progression modelling
Lancet Digital Health, 2021
*equal contributions
DPVis: Visual analytics with hidden Markov models for disease progression pathways
IEEE Transactions on Visualization and Computer Graphics, 2020
An Exploration of Latent Structure in Observational Huntington's Disease Studies
AMIA Joint Summits on Translational Science, 2017
Bayesian nonparametrics and segmentation
Letting the data decide how many parts there are, in images, in 3D meshes, and on lattices.
Approximate Bayesian Computation for Distance-Dependent Learning
NIPS Workshop on Bayesian Nonparametrics: The Next Generation, 2015
Bayesian nonparametric discovery of layers and parts from scenes and objects
PhD thesis, Brown University, 2015
Federated learning and model fusion
Combining separately trained neural networks by matching their parameters.
Machine learning for materials science
Design and literature mining for lower-carbon concrete.
LLM-empowered literature mining for material substitution studies in sustainable concrete
Resources, Conservation and Recycling, 2025
Bayesian design of concrete with amortized Gaussian processes and multi-objective optimization
Cement and Concrete Research, 2024