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Walter Simoncini

3 accepted papers

2025

Elastic ViTs from Pretrained Models without Retraining

NeurIPS 2025poster

Vision foundation models achieve remarkable performance but are only available in a limited set of pre-determined sizes, forcing sub-optimal deployment choices under real-world constraints. We introduce SnapViT: single-shot network approximation for pruned Vision Transformers, a new post-pretraining…

Cited by 0SourceScholar
2024

No Train, all Gain: Self-Supervised Gradients Improve Deep Frozen Representations

NeurIPS 2024poster

This paper introduces FUNGI, **F**eatures from **UN**supervised **G**rad**I**ents, a method to enhance the features of transformer encoders by leveraging self-supervised gradients. Our method is simple: given any pretrained model, we first compute gradients from various self-supervised objectives fo…

2021

SeqAttack: On Adversarial Attacks for Named Entity Recognition

EMNLP 2021system demonstrations

Named Entity Recognition is a fundamental task in information extraction and is an essential element for various Natural Language Processing pipelines. Adversarial attacks have been shown to greatly affect the performance of text classification systems but knowledge about their effectiveness against…