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Denvy Deng

3 accepted papers

2022

PromptBERT: Improving BERT Sentence Embeddings with Prompts

EMNLP 2022main

We propose PromptBERT, a novel contrastive learning method for learning better sentence representation. We firstly analysis the drawback of current sentence embedding from original BERT and find that it is mainly due to the static token embedding bias and ineffective BERT layers. Then we propose the…

2022

RAPO: An Adaptive Ranking Paradigm for Bilingual Lexicon Induction

EMNLP 2022main

Bilingual lexicon induction induces the word translations by aligning independently trained word embeddings in two languages. Existing approaches generally focus on minimizing the distances between words in the aligned pairs, while suffering from low discriminative capability to distinguish the rela…

2022

Snapshot-Guided Domain Adaptation for ELECTRA

EMNLP 2022finding

Discriminative pre-trained language models, such as ELECTRA, have achieved promising performances in a variety of general tasks. However, these generic pre-trained models struggle to capture domain-specific knowledge of domain-related tasks. In this work, we propose a novel domain-adaptation method…