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Matteo Farina

6 accepted papers

2026

Concept-Aware Batch Sampling Improves Language-Image Pretraining

CVPR 2026

What data should a vision-language model be trained on? To answer this question, many data curation efforts center on the quality of a dataset. However, most of these existing methods are (i) offline, i.e. they produce a static dataset from a set of predetermined filtering criteria, and (ii) concept

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2025

Not Only Text: Exploring Compositionality of Visual Representations in Vision-Language Models

CVPR 2025highlight

Vision-Language Models (VLMs) learn a shared feature space for text and images, enabling the comparison of inputs of different modalities. While prior works demonstrated that VLMs organize natural language representations into regular structures encoding composite meanings, it remains unclear if com…

2025

Rethinking Few-Shot Adaptation of Vision-Language Models in Two Stages

CVPR 2025poster

An old-school recipe for training a classifier is to (i) learn a good feature extractor and (ii) optimize a linear layer atop. When only a handful of samples are available per category, as in Few-Shot Adaptation (FSA), data are insufficient to fit a large number of parameters, rendering the above im…

2024

Frustratingly Easy Test-Time Adaptation of Vision-Language Models

NeurIPS 2024poster

Vision-Language Models seamlessly discriminate among arbitrary semantic categories, yet they still suffer from poor generalization when presented with challenging examples. For this reason, Episodic Test-Time Adaptation (TTA) strategies have recently emerged as powerful techniques to adapt VLMs in t…

2024

MULTIFLOW: Shifting Towards Task-Agnostic Vision-Language Pruning

CVPR 2024poster

While excellent in transfer learning Vision-Language models (VLMs) come with high computational costs due to their large number of parameters. To address this issue removing parameters via model pruning is a viable solution. However existing techniques for VLMs are task-specific and thus require pru…

2023

Quantum Multi-Model Fitting

CVPR 2023highlight

Geometric model fitting is a challenging but fundamental computer vision problem. Recently, quantum optimization has been shown to enhance robust fitting for the case of a single model, while leaving the question of multi-model fitting open. In response to this challenge, this paper shows that the l…