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Longxuan Ma

4 accepted papers

2025

3R: Enhancing Sentence Representation Learning via Redundant Representation Reduction

EMNLP 2025

Sentence representation learning (SRL) aims to learn sentence embeddings that conform to the semantic information of sentences. In recent years, fine-tuning methods based on pre-trained models and contrastive learning frameworks have significantly advanced the quality of sentence representations. Ho

2024

A Self-verified Method for Exploring Simile Knowledge from Pre-trained Language Models

COLING 2024main

Simile tasks are challenging in natural language processing (NLP) because models require adequate world knowledge to produce predictions. In recent years, pre-trained language models (PLMs) have succeeded in NLP since they learn generic knowledge from a large corpus. The knowledge embedded in PLMs c…

2023

I run as fast as a rabbit, can you? A Multilingual Simile Dialogues Datasets

ACL 2023findings

A simile is a figure of speech that compares two different things (called the tenor and the vehicle) via shared properties. The tenor and the vehicle are usually connected with comparator words such as “like” or “as”. The simile phenomena are unique and complex in a real-life dialogue scene where th…

2022

SelF-Eval: Self-supervised Fine-grained Dialogue Evaluation

COLING 2022main

This paper introduces a novel Self-supervised Fine-grained Dialogue Evaluation framework (SelF-Eval). The core idea is to model the correlation between turn quality and the entire dialogue quality. We first propose a novel automatic data construction method that can automatically assign fine-grained…