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Daniele Amberti

3 accepted papers

2025

Detecting and Mitigating Challenges in Zero-Shot Video Summarization with Video LLMs

ACL 2025finding

Video summarization aims to generate a condensed textual version of an original video. Summaries may consist of either plain text or a shortlist of salient events, possibly including temporal or spatial references. Video Large Language Models (VLLMs) exhibit impressive zero-shot capabilities in vide…

2023

Exploring Subgroup Performance in End-to-End Speech Models

ICASSP 2023accepted

End-to-End Spoken Language Understanding models are generally evaluated according to their overall accuracy, or separately on (a priori defined) data subgroups of interest. We propose a technique for analyzing model performance at the subgroup level, which considers all subgroups that can be defined…

Cited by 0SourceScholar
2020

Semantic Diversity for Natural Language Understanding Evaluation in Dialog Systems

COLING 2020industry

The quality of Natural Language Understanding (NLU) models is typically evaluated using aggregated metrics on a large number of utterances. In a dialog system, though, the manual analysis of failures on specific utterances is a time-consuming and yet critical endeavor to guarantee a high-quality cus…

Cited by 4SourcePDFScholar