Search Results for author: Janet B. Pierrehumbert

Found 15 papers, 10 papers with code

Probing Large Language Models for Scalar Adjective Lexical Semantics and Scalar Diversity Pragmatics

1 code implementation4 Apr 2024 Fangru Lin, Daniel Altshuler, Janet B. Pierrehumbert

In this study, we probe different families of Large Language Models such as GPT-4 for their knowledge of the lexical semantics of scalar adjectives and one specific aspect of their pragmatics, namely scalar diversity.

Implicatures

STEntConv: Predicting Disagreement with Stance Detection and a Signed Graph Convolutional Network

1 code implementation23 Mar 2024 Isabelle Lorge, Li Zhang, Xiaowen Dong, Janet B. Pierrehumbert

The rise of social media platforms has led to an increase in polarised online discussions, especially on political and socio-cultural topics such as elections and climate change.

Stance Detection

Graph-enhanced Large Language Models in Asynchronous Plan Reasoning

no code implementations5 Feb 2024 Fangru Lin, Emanuele La Malfa, Valentin Hofmann, Elle Michelle Yang, Anthony Cohn, Janet B. Pierrehumbert

Reasoning about asynchronous plans is challenging since it requires sequential and parallel planning to optimize time costs.

Geographic Adaptation of Pretrained Language Models

no code implementations16 Mar 2022 Valentin Hofmann, Goran Glavaš, Nikola Ljubešić, Janet B. Pierrehumbert, Hinrich Schütze

While pretrained language models (PLMs) have been shown to possess a plethora of linguistic knowledge, the existing body of research has largely neglected extralinguistic knowledge, which is generally difficult to obtain by pretraining on text alone.

Language Identification Language Modelling +2

Modeling Ideological Salience and Framing in Polarized Online Groups with Graph Neural Networks and Structured Sparsity

1 code implementation Findings (NAACL) 2022 Valentin Hofmann, Xiaowen Dong, Janet B. Pierrehumbert, Hinrich Schütze

The increasing polarization of online political discourse calls for computational tools that automatically detect and monitor ideological divides in social media.

Temporal Adaptation of BERT and Performance on Downstream Document Classification: Insights from Social Media

2 code implementations Findings (EMNLP) 2021 Paul Röttger, Janet B. Pierrehumbert

Token-level analysis shows that temporal adaptation captures event-driven changes in language use in the downstream task, but not those changes that are actually relevant to task performance.

Document Classification Domain Adaptation +2

Dynamic Contextualized Word Embeddings

1 code implementation ACL 2021 Valentin Hofmann, Janet B. Pierrehumbert, Hinrich Schütze

Static word embeddings that represent words by a single vector cannot capture the variability of word meaning in different linguistic and extralinguistic contexts.

Language Modelling Word Embeddings

A model of grassroots changes in linguistic systems

no code implementations8 Aug 2014 Janet B. Pierrehumbert, Forrest Stonedahl, Robert Daland

But most linguistic changes are grassroots developments that originate with ordinary people.

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