2023
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英汉动物词的认知属性计量研究(Quantitative studies of congnitive attributes of English and Chinese animal words)
Ling Hua (华玲)
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Bin Li (李斌)
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Minxuan Feng (冯敏萱)
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Haibo Kuang (匡海波)
Proceedings of the 22nd Chinese National Conference on Computational Linguistics
“动物词承载了大量人类社会认知映射,不同民族对于同一个词的认知有所异同。通过隐喻研究动物词认知差异是近年来十分流行的趋势,反映人们对词语认知印象的认知属性就是一个简捷的切入口。本文选择《中华传统文化名词认知属性库》中的54种动物,借助中英文认知属性数据库,对比分析英汉语言中的认知属性差异。文章发现动物词的英汉认知属性之间有明显差异,且差异更多表现在主观属性上,并发现了中英文中动物词认知属性的整体异同。”
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基于深加工语料库的《唐诗三百首》难度分级(The difficulty classification of ‘ Three Hundred Tang Poems ’ based on the deep processing corpus)
Yuyu Huang (黄宇宇)
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Xinyu Chen (陈欣雨)
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Minxuan Feng (冯敏萱)
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Yunuo Wang (王禹诺)
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Beiyuan Wang (蓓原王,)
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Bin Li (李斌)
Proceedings of the 22nd Chinese National Conference on Computational Linguistics
“为辅助中小学教材及读本中唐诗的选取,本文基于对《唐诗三百首》分词、词性、典故标记的深加工语料库,据诗句可读性创新性地构建了分级标准,共分4层,共计8项可量化指标:字层(通假字)、词层(双字词)、句层(特殊句式、标题长度、诗句长度)、艺术层(典故、其他修辞、描写手法)。据以上8项指标对语料库中313首诗评分,建立基于量化特征的向量空间模型,以K-means聚类算法将诗歌聚类以对应小学、初中和高中3个学段的唐诗学习。”
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A Joint Model of Automatic Word Segmentation and Part-Of-Speech Tagging for Ancient Classical Texts Based on Radicals
Bolin Chang
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Yiguo Yuan
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Bin Li
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Zhixing Xu
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Minxuan Feng
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Dongbo Wang
Proceedings of the Ancient Language Processing Workshop
The digitization of ancient books necessitates the implementation of automatic word segmentation and part-of-speech tagging. However, the existing research on this topic encounters pressing issues, including suboptimal efficiency and precision, which require immediate resolution. This study employs a methodology that combines word segmentation and part-of-speech tagging. It establishes a correlation between fonts and radicals, trains the Radical2Vec radical vector representation model, and integrates it with the SikuRoBERTa word vector representation model. Finally, it connects the BiLSTM-CRF neural network.The study investigates the combination of word segmentation and part-of-speech tagging through an experimental approach using a specific data set. In the evaluation dataset, the F1 score for word segmentation is 95.75%, indicating a high level of accuracy. Similarly, the F1 score for part-of-speech tagging is 91.65%, suggesting a satisfactory performance in this task. This model enhances the efficiency and precision of the processing of ancient books, thereby facilitating the advancement of digitization efforts for ancient books and ensuring the preservation and advancement of ancient book heritage.
2022
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The First International Ancient Chinese Word Segmentation and POS Tagging Bakeoff: Overview of the EvaHan 2022 Evaluation Campaign
Bin Li
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Yiguo Yuan
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Jingya Lu
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Minxuan Feng
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Chao Xu
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Weiguang Qu
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Dongbo Wang
Proceedings of the Second Workshop on Language Technologies for Historical and Ancient Languages
This paper presents the results of the First Ancient Chinese Word Segmentation and POS Tagging Bakeoff (EvaHan), which was held at the Second Workshop on Language Technologies for Historical and Ancient Languages (LT4HALA) 2022, in the context of the 13th Edition of the Language Resources and Evaluation Conference (LREC 2022). We give the motivation for having an international shared contest, as well as the data and tracks. The contest is consisted of two modalities, closed and open. In the closed modality, the participants are only allowed to use the training data, obtained the highest F1 score of 96.03% and 92.05% in word segmentation and POS tagging. In the open modality, the participants can use whatever resource they have, with the highest F1 score of 96.34% and 92.56% in word segmentation and POS tagging. The scores on the blind test dataset decrease around 3 points, which shows that the out-of-vocabulary words still are the bottleneck for lexical analyzers.
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Align-smatch: A Novel Evaluation Method for Chinese Abstract Meaning Representation Parsing based on Alignment of Concept and Relation
Liming Xiao
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Bin Li
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Zhixing Xu
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Kairui Huo
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Minxuan Feng
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Junsheng Zhou
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Weiguang Qu
Proceedings of the Thirteenth Language Resources and Evaluation Conference
Abstract Meaning Representation is a sentence-level meaning representation, which abstracts the meaning of sentences into a rooted acyclic directed graph. With the continuous expansion of Chinese AMR corpus, more and more scholars have developed parsing systems to automatically parse sentences into Chinese AMR. However, the current parsers can’t deal with concept alignment and relation alignment, let alone the evaluation methods for AMR parsing. Therefore, to make up for the vacancy of Chinese AMR parsing evaluation methods, based on AMR evaluation metric smatch, we have improved the algorithm of generating triples so that to make it compatible with concept alignment and relation alignment. Finally, we obtain a new integrity metric align-smatch for paring evaluation. A comparative research then was conducted on 20 manually annotated AMR and gold AMR, with the result that align-smatch works well in alignments and more robust in evaluating arcs. We also put forward some fine-grained metric for evaluating concept alignment, relation alignment and implicit concepts, in order to further measure parsers’ performance in subtasks.
2021
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基于大规模语料库的《古籍汉字分级字表》研究(The Formulation of The graded Chinese character list of ancient books Based on Large-scale Corpus)
Changwei Xu (许长伟)
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Minxuan Feng (冯敏萱)
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Bin Li (李斌)
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Yiguo Yuan (袁义国)
Proceedings of the 20th Chinese National Conference on Computational Linguistics
《古籍汉字分级字表》是基于大规模古籍文本语料库、为辅助学习者古籍文献阅读而研制的分级字表。该字表填补了古籍字表研究成果的空缺,依据各汉字学习优先级别的不同,实现了古籍汉字的等级划分,目前收录一级字105个,二级字340个,三级字555个。本文介绍了该字表研制的主要依据和基本步骤,并将其与传统识字教材“三百千”及《现代汉语常用字表》进行比较,验证了其收字的合理性。该字表有助于学习者优先掌握古籍文本常用字,提升古籍阅读能力,从而促进中华优秀传统文化的继承与发展。
2020
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Integration of Automatic Sentence Segmentation and Lexical Analysis of Ancient Chinese based on BiLSTM-CRF Model
Ning Cheng
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Bin Li
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Liming Xiao
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Changwei Xu
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Sijia Ge
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Xingyue Hao
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Minxuan Feng
Proceedings of LT4HALA 2020 - 1st Workshop on Language Technologies for Historical and Ancient Languages
The basic tasks of ancient Chinese information processing include automatic sentence segmentation, word segmentation, part-of-speech tagging and named entity recognition. Tasks such as lexical analysis need to be based on sentence segmentation because of the reason that a plenty of ancient books are not punctuated. However, step-by-step processing is prone to cause multi-level diffusion of errors. This paper designs and implements an integrated annotation system of sentence segmentation and lexical analysis. The BiLSTM-CRF neural network model is used to verify the generalization ability and the effect of sentence segmentation and lexical analysis on different label levels on four cross-age test sets. Research shows that the integration method adopted in ancient Chinese improves the F1-score of sentence segmentation, word segmentation and part of speech tagging. Based on the experimental results of each test set, the F1-score of sentence segmentation reached 78.95, with an average increase of 3.5%; the F1-score of word segmentation reached 85.73%, with an average increase of 0.18%; and the F1-score of part-of-speech tagging reached 72.65, with an average increase of 0.35%.