Hai-Lun Tu
2024
Generative Dictionary: Improving Language Learner Understanding with Contextual Definitions
Kai-Wen Tuan
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Hai-Lun Tu
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Jason S. Chang
Proceedings of the 2024 Conference on Empirical Methods in Natural Language Processing: System Demonstrations
We introduce GenerativeDictionary, a novel dictionary system that generates word sense interpretations based on the given context. Our approach involves transforming context sentences to highlight the meaning of target words within their specific context. The method involves automatically transforming context sentences into sequences of low-dimensional vector token representations, automatically processing the input embeddings through multiple layers of transformers, and automatically generate the word senses based on the latent representations derived from the context. At runtime, context sentences with target words are processed through a transformer model that outputs the relevant word senses.Blind evaluations on a combined set of dictionary example sentences and generated sentences based on given word senses demonstrate that our method is comparable to traditional word sense disambiguation (WSD) methods. By framing WSD as a generative problem, GenerativeDictionary delivers more precise and contextually appropriate word senses, enhancing the effectiveness of language learning tools.
2021
Learning to Find Translation of Grammar Patterns in Parallel Corpus
Kai-Wen Tuan
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Yi-Jyun Chen
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Yi-Chien Lin
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Chun-Ho Kwok
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Hai-Lun Tu
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Jason S. Chang
Proceedings of the 33rd Conference on Computational Linguistics and Speech Processing (ROCLING 2021)
We introduce a method for assisting English as Second Language (ESL) learners by providing translations of Collins COBUILD grammar patterns(GP) for a given word. In our approach, bilingual parallel corpus is transformed into bilingual GP pairs aimed at providing native language support for learning word usage through GPs. The method involves automatically parsing sentences to extract GPs, automatically generating translation GP pairs from bilingual sentences, and automatically extracting common bilingual GPs. At run-time, the target word is used for lookup GPs and translations, and the retrieved common GPs and their example sentences are shown to the user. We present a prototype phrase search engine, Linggle GPTrans, that implements the methods to assist ESL learners. Preliminary evaluation on a set of more than 300 GP-translation pairs shows that the methods achieve 91% accuracy.
2020
Chinese Spelling Check based on Neural Machine Translation
Jhih-Jie Chen
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Hai-Lun Tu
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Ching-Yu Yang
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Chiao-Wen Li
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Jason S. Chang
International Journal of Computational Linguistics & Chinese Language Processing, Volume 25, Number 1, June 2020
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Co-authors
- Jason S. Chang 3
- Kai-Wen Tuan 2
- Jhih-Jie Chen 1
- Ching-Yu Yang 1
- Chiao-Wen Li 1
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