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arXiv 2103.00464cs.CL
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NLP-CUET @ LT-EDI-EACL2021:使用跨语言表示学习器的多语言码混合希望语音检测

NLP-CUET@LT-EDI-EACL2021: Multilingual Code-Mixed Hope Speech Detection using Cross-lingual Representation Learner

Chittagong University of Engineering and Technology(吉大港工程技术大学)

Eftekhar Hossain, Omar Sharif, Mohammed Moshiul Hoque

摘要:

近年来,已经开发了几个系统来规范负面信息的传播,并从在线平台上消除攻击性,攻击性或辱骂性的内容。然而,为确定积极、鼓励和支持的内容而进行的研究数量有限。在这项工作中,我们的目标是确定社交媒体帖子/评论是否包含希望言论。我们提出了三种不同的模式,以确定希望在英语,泰米尔语和马拉雅拉姆语的讲话,以达到这一目的。为了实现这一目标,我们采用了各种机器学习(支持向量机,逻辑回归,集成),深度学习(卷积神经网络+长短期记忆)和基于Transformer(m-BERT,Indic-BERT,XLNet,XLM-Roberta)的方法。结果表明,XLM-Roberta优于所有其他技术获得加权$f_1$ -分数的$0.93$,$0.60$和$0.85$分别为英语,泰米尔语和马拉雅拉姆语。我们的团队在这三项任务中分别获得了$1^{st}$、$2^{nd}$和$1^{st}$等级。

英文摘要:

In recent years, several systems have been developed to regulate the spread of negativity and eliminate aggressive, offensive or abusive contents from the online platforms. Nevertheless, a limited number of researches carried out to identify positive, encouraging and supportive contents. In this work, our goal is to identify whether a social media post/comment contains hope speech or not. We propose three distinct models to identify hope speech in English, Tamil and Malayalam language to serve this purpose. To attain this goal, we employed various machine learning (support vector machine, logistic regression, ensemble), deep learning (convolutional neural network + long short term memory) and transformer (m-BERT, Indic-BERT, XLNet, XLM-Roberta) based methods. Results indicate that XLM-Roberta outdoes all other techniques by gaining a weighted $f_1$-score of $0.93$, $0.60$ and $0.85$ respectively for English, Tamil and Malayalam language. Our team has achieved $1^{st}$, $2^{nd}$ and $1^{st}$ rank in these three tasks respectively.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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