← Search

Laure Thompson

2 accepted papers

2022

Modeling Exemplification in Long-form Question Answering via Retrieval

NAACL 2022long

Exemplification is a process by which writers explain or clarify a concept by providing an example. While common in all forms of writing, exemplification is particularly useful in the task of long-form question answering (LFQA), where a complicated answer can be made more understandable through simp…

2021

Phrase-BERT: Improved Phrase Embeddings from BERT with an Application to Corpus Exploration

EMNLP 2021main

Phrase representations derived from BERT often do not exhibit complex phrasal compositionality, as the model relies instead on lexical similarity to determine semantic relatedness. In this paper, we propose a contrastive fine-tuning objective that enables BERT to produce more powerful phrase embeddi…