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Phillippe Langlais

7 accepted papers

2025

Part-Of-Speech Sensitivity of Routers in Mixture of Experts Models

COLING 2025main

This study investigates the behavior of model-integrated routers in Mixture of Experts (MoE) models, focusing on how tokens are routed based on their linguistic features, specifically Part-of-Speech (POS) tags. The goal is to explore across different MoE architectures whether experts specialize in p…

Cited by 1SourcePDFScholar
2023

LABO: Towards Learning Optimal Label Regularization via Bi-level Optimization

ACL 2023findings

Regularization techniques are crucial to improving the generalization performance and training efficiency of deep neural networks. Many deep learning algorithms rely on weight decay, dropout, batch/layer normalization to converge faster and generalize. Label Smoothing (LS) is another simple, versati…

2022

CILDA: Contrastive Data Augmentation Using Intermediate Layer Knowledge Distillation

COLING 2022main

Knowledge distillation (KD) is an efficient framework for compressing large-scale pre-trained language models. Recent years have seen a surge of research aiming to improve KD by leveraging Contrastive Learning, Intermediate Layer Distillation, Data Augmentation, and Adversarial Training. In this wor…

Cited by 4SourcePDFScholar
2022

Improving Generalization of Pre-trained Language Models via Stochastic Weight Averaging

EMNLP 2022finding

Knowledge Distillation (KD) is a commonly used technique for improving the generalization of compact Pre-trained Language Models (PLMs) on downstream tasks. However, such methods impose the additional burden of training a separate teacher model for every new dataset.Alternatively, one may directly w…

2022

Revisiting Pre-trained Language Models and their Evaluation for Arabic Natural Language Processing

EMNLP 2022main

There is a growing body of work in recent years to develop pre-trained language models (PLMs) for the Arabic language. This work addresses two major problems in existing Arabic PLMs that limit the progress of the Arabic NLU and NLG fields. First, existing Arabic PLMs are not well-explored and their…

2020

Data Selection for Bilingual Lexicon Induction from Specialized Comparable Corpora

COLING 2020main

Narrow specialized comparable corpora are often small in size. This particularity makes it difficult to build efficient models to acquire translation equivalents, especially for less frequent and rare words. One way to overcome this issue is to enrich the specialized corpora with out-of-domain resou…

Cited by 3SourcePDFScholar
2020

Human or Neural Translation?

COLING 2020main

Deep neural models tremendously improved machine translation. In this context, we investigate whether distinguishing machine from human translations is still feasible. We trained and applied 18 classifiers under two settings: a monolingual task, in which the classifier only looks at the translation;…