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Wei-Yun Ma

4 accepted papers

2025

Not All LLM-Generated Data Are Equal: Rethinking Data Weighting in Text Classification

ICLR 2025spotlight

Synthetic data augmentation via Large Language Models (LLMs) allows researchers to leverage additional training data, thus enhancing the performance of downstream tasks, especially when real-world data is scarce. However, the generated data can deviate from the real-world data, and this misalignment…

Cited by 1SourcePDFScholar
2024

Automatic Construction of a Chinese Review Dataset for Aspect Sentiment Triplet Extraction via Iterative Weak Supervision

COLING 2024main

Aspect Sentiment Triplet Extraction (ASTE), introduced in 2020, is a task that involves the extraction of three key elements: target aspects, descriptive opinion spans, and their corresponding sentiment polarity. This process, however, faces a significant hurdle, particularly when applied to Chinese…

2024

Plug-in Language Model: Controlling Text Generation with a Simple Regression Model

NAACL 2024findings

Large-scale pre-trained language models have displayed unrivaled capacity in generating text that closely resembles human-written text. Nevertheless, generating texts adhering to specific conditions without fine-tuning or adding new parameters can be challenging. Contemporary approaches commonly rel…