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Pascal Denis

6 accepted papers

2024

MMAR: Multilingual and Multimodal Anaphora Resolution in Instructional Videos

EMNLP 2024finding

Multilingual anaphora resolution identifies referring expressions and implicit arguments in texts and links to antecedents that cover several languages. In the most challenging setting, cross-lingual anaphora resolution, training data, and test data are in different languages. As knowledge needs to…

2024

To Word Senses and Beyond: Inducing Concepts with Contextualized Language Models

EMNLP 2024main

Polysemy and synonymy are two crucial interrelated facets of lexicalambiguity. While both phenomena are widely documented in lexical resources and have been studied extensively in NLP,leading to dedicated systems, they are often being consideredindependently in practictal problems. While many tasks…

2023

Fair Without Leveling Down: A New Intersectional Fairness Definition

EMNLP 2023long main

In this work, we consider the problem of intersectional group fairness in the classification setting, where the objective is to learn discrimination-free models in the presence of several intersecting sensitive groups. First, we illustrate various shortcomings of existing fairness measures commonly…

Cited by 0SourceScholar
2023

Find-2-Find: Multitask Learning for Anaphora Resolution and Object Localization

EMNLP 2023long main

In multimodal understanding tasks, visual and linguistic ambiguities can arise. Visual ambiguity can occur when visual objects require a model to ground a referring expression in a video without strong supervision, while linguistic ambiguity can occur from changes in entities in action flows. As an…

Cited by 0SourceScholar
2023

WordNet Is All You Need: A Surprisingly Effective Unsupervised Method for Graded Lexical Entailment

EMNLP 2023short findings

We propose a simple unsupervised approach which exclusively relies on WordNet (Miller,1995) for predicting graded lexical entailment (GLE) in English. Inspired by the seminal work of Resnik (1995), our method models GLE as the sum of two information-theoretic scores: a symmetric semantic similarity…

Cited by 0SourceScholar
2022

Fair NLP Models with Differentially Private Text Encoders

EMNLP 2022finding

Encoded text representations often capture sensitive attributes about individuals (e.g., race or gender), which raise privacy concerns and can make downstream models unfair to certain groups. In this work, we propose FEDERATE, an approach that combines ideas from differential privacy and adversarial…