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Paper-Conference
Correlating Adversarial Robustness with the Energy of Untrained Classifiers
Neural networks are known to be vulnerable to imperceptible perturbations to their inputs, causing unwarranted behavior in the …
Luca Mautino
,
Mirza Mujtaba Hussain
,
Iacopo Masi
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Neutralizing Proactive Defense using Diffusion-based Upsampling
The rapid spread of open-source generative models has made it easy to create highly realistic manipulated media, posing a critical …
Giuseppe Daidone
,
Filippo Bartolucci
,
Maria Rosaria Briglia
,
Mirza Mujtaba Hussain
,
Giuseppe Lisanti
,
Iacopo Masi
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DOI
Steering Vectors are an Adversarial Attack Surface
Activation steering has become a popular way to control Large Language Model (LLM) behavior without fine-tuning. Since the technique is …
Abzal Aidakhmetov
,
Donato Crisostomi
,
Tommaso Mencattini
,
Robert Adrian Minut
,
Iacopo Masi
,
Emanuele Rodolà
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Code
Multi-objective Evolutionary Merging Enables Efficient Reasoning Models
Reasoning models have demonstrated remarkable capabilities in solving complex problems by leveraging long chains of thought. However, …
Mario Iacobelli
,
Robert Adrian Minut
,
Tommaso Mencattini
,
Donato Crisostomi
,
Andrea Santilli
,
Iacopo Masi
,
Emanuele Rodolà
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A Provable Energy-Guided Test-Time Defense Boosting Adversarial Robustness of Large Vision-Language Models
Despite the rapid progress in multimodal models and Large Visual-Language Models (LVLM), they remain highly susceptible to adversarial …
Mirza Mujtaba Hussain
,
Antonio D'Orazio
,
Odelia Melamed
,
Iacopo Masi
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Code
Harnessing Hyperbolic Geometry for Harmful Prompt Detection and Sanitization
Vision–Language Models (VLMs) have become essential for tasks such as image synthesis, captioning, and retrieval by aligning textual …
Igor Maljkovic
,
Maria Rosaria Briglia
,
Iacopo Masi
,
Antonio Emanuele Cinà
,
Fabio Roli
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Implicit Inversion turns CLIP into a Decoder
CLIP is a discriminative model trained to align images and text in a shared embedding space. Due to its multimodal structure, it serves …
Antonio D'Orazio
,
Maria Rosaria Briglia
,
Donato Crisostomi
,
Dario Loi
,
Emanuele Rodolà
,
Iacopo Masi
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Code
Spilled Energy in Large Language Models
We reinterpret the final softmax classifier over the vocabulary of Large Language Models (LLM) as an Energy-based Model (EBM). This …
Robert Adrian Minut
,
Hazem Dewidar
,
Iacopo Masi
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Why Adversarially Train Diffusion Models?
We answer the question in the title showing that adversarial training (AT) for diffusion models (DMs) fundamentally differs from …
Maria Rosaria Briglia
,
Mirza Mujtaba Hussain
,
Giuseppe Lisanti
,
Iacopo Masi
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Code
MASS : MoErging through Adaptive Subspace Selection
Model merging has recently emerged as a lightweight alternative to ensembling, combining multiple fine-tuned models into a single set …
Donato Crisostomi
,
Alessandro Zirilli
,
Antonio Andrea Gargiulo
,
Maria Sofia Bucarelli
,
Simone Scardapane
,
Fabrizio Silvestri
,
Iacopo Masi
,
Emanuele Rodolà
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