2025
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Mixture of Ordered Scoring Experts for Cross-prompt Essay Trait Scoring
Po-Kai Chen
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Bo-Wei Tsai
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Shao Kuan Wei
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Chien-Yao Wang
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Jia-Ching Wang
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Yi-Ting Huang
Proceedings of the 63rd Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)
Automated Essay Scoring (AES) plays a crucial role in language assessment. In particular, cross-prompt essay trait scoring provides learners with valuable feedback to improve their writing skills. However, due to the scarcity of prompts, most existing methods overlook critical information, such as content from prompts or essays, resulting in incomplete assessment perspectives. In this paper, we propose a robust AES framework, the Mixture of Ordered Scoring Experts (MOOSE), which integrates information from both prompts and essays. MOOSE employs three specialized experts to evaluate (1) the overall quality of an essay, (2) the relative quality across multiple essays, and (3) the relevance between an essay and its prompt. MOOSE introduces the ordered aggregation of assessment results from these experts along with effective feature learning techniques. Experimental results demonstrate that MOOSE achieves exceptionally stable and state-of-the-art performance in both cross-prompt scoring and multi-trait scoring on the ASAP++ dataset. The source code is released at https://github.com/antslabtw/MOOSE-AES.
2023
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Enhancing Automatic Speech Recognition Performance Through Multi-Speaker Text-to-Speech
Po-Kai Chen
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Bing-Jhih Huang
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Chi-Tao Chen
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Hsin-Min Wang
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Jia-Ching Wang
Proceedings of the 35th Conference on Computational Linguistics and Speech Processing (ROCLING 2023)
2022
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NCU1415 at ROCLING 2022 Shared Task: A light-weight transformer-based approach for Biomedical Name Entity Recognition
Zhi-Quan Feng
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Po-Kai Chen
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Jia-Ching Wang
Proceedings of the 34th Conference on Computational Linguistics and Speech Processing (ROCLING 2022)
Name Entity Recognition (NER) is a very important and basic task in traditional NLP tasks. In the biomedical field, NER tasks have been widely used in various products developed by various manufacturers. These include parsing, QA system, key information extraction or replacement in dialogue systems, and the practical application of knowledge parsing. In different fields, including bio-medicine, communication technology, e-commerce etc., NER technology is needed to identify drugs, diseases, commodities and other objects. This implementation focuses on the CLING 2022 SHARED TASK’s(Lee et al. 2022) NER TASK in biomedical field, with a bit of tuning and experimentation based on the language models.