collaborators

8 papers

cs.LG2025

Explicit Group Sparse Projection with Applications to Deep Learning and NMF

Riyasat Ohib, Nicolas Gillis, Niccolò Dalmasso +3

We design a new sparse projection method for a set of vectors that guarantees a desired average sparsity level measured leveraging the popular Hoyer measure (an affine function of…

cs.LG2025

Prune 'n Predict: Optimizing LLM Decision-making with Conformal Prediction

Harit Vishwakarma, Alan Mishler, Thomas Cook +3

Large language models (LLMs) are empowering decision-making in several applications, including tool or API usage and answering multiple-choice questions (MCQs). However, incorrect…

cs.LG2025

Mixup Regularization: A Probabilistic Perspective

Yousef El-Laham, Niccolò Dalmasso, Svitlana Vyetrenko +2

In recent years, mixup regularization has gained popularity as an effective way to improve the generalization performance of deep learning models by training on convex combinations…

cs.CR2025

Breaking Distortion-free Watermarks in Large Language Models

Shayleen Reynolds, Hengzhi He, Dung Daniel T. Ngo +5

In recent years, LLM watermarking has emerged as an attractive safeguard against AI-generated content, with promising applications in many real-world domains. However, there are gr…

stat.ML2024

Likelihood-Free Frequentist Inference: Bridging Classical Statistics and Machine Learning for Reliable Simulator-Based Inference

Niccolò Dalmasso, Luca Masserano, David Zhao +2

Many areas of science rely on simulators that implicitly encode intractable likelihood functions of complex systems. Classical statistical methods are poorly suited for these so-ca…

stat.ML2024

Fair Wasserstein Coresets

Zikai Xiong, Niccolò Dalmasso, Shubham Sharma +5

Data distillation and coresets have emerged as popular approaches to generate a smaller representative set of samples for downstream learning tasks to handle large-scale datasets.…