collaborators

5 papers

cs.CV2025

Training-free Online Video Step Grounding

Luca Zanella, Massimiliano Mancini, Yiming Wang +2

Given a task and a set of steps composing it, Video Step Grounding (VSG) aims to detect which steps are performed in a video. Standard approaches for this task require a labeled tr…

cs.CV2025

ConViS-Bench: Estimating Video Similarity Through Semantic Concepts

Benedetta Liberatori, Alessandro Conti, Lorenzo Vaquero +3

What does it mean for two videos to be similar? Videos may appear similar when judged by the actions they depict, yet entirely different if evaluated based on the locations where t…

cs.CV2025

Can Text-to-Video Generation help Video-Language Alignment?

Luca Zanella, Massimiliano Mancini, Willi Menapace +3

Recent video-language alignment models are trained on sets of videos, each with an associated positive caption and a negative caption generated by large language models. A problem…

cs.CV2025

Training-Free Personalization via Retrieval and Reasoning on Fingerprints

Deepayan Das, Davide Talon, Yiming Wang +2

Vision Language Models (VLMs) have lead to major improvements in multimodal reasoning, yet they still struggle to understand user-specific concepts. Existing personalization method…

cs.CV2024

Text-Enhanced Zero-Shot Action Recognition: A training-free approach

Massimo Bosetti, Shibingfeng Zhang, Benedetta Liberatori +3

Vision-language models (VLMs) have demonstrated remarkable performance across various visual tasks, leveraging joint learning of visual and textual representations. While these mod…