CCL23-Eval 任务6系统报告:基于预训练语言模型的双策略分类优化算法(System Report for CCL23-Eval Task 6:Double-strategy classification optimization algorithm based on pre-training language model)

Yongqing Huang (黄永清), Hailong Yang (杨海龙), Fu Xuelin (傅薛林)


Abstract
“诈骗案件分类问题是打击电信网络诈骗犯罪过程中的关键一环,根据不同的诈骗方式、手法等将其分类,通过对不同案件进行有效分类能够便于统计现状,有助于公安部门掌握当前电信网络诈骗案件的分布特点,进而能够对不同类别的诈骗案件作出针对性的预防、监管、制止、侦查等措施。诈骗案件分类属于自然语言处理领域的文本分类任务,传统的基于LSTM和CNN等分类模型能在起到一定的效果,但是由于它们模型结构的参数量的限制,难以达到较为理想的效果。本文基于预训练语言模型Nezha,结合对抗扰动和指数移动平均策略,有助于电信网络诈骗案件分类任务取得更好效果,充分利用电信网络诈骗案件的数据。我们队伍未采用多模型融合的方法,并最终在此次评测任务中排名第三,评测指标分数为0.8625。”
Anthology ID:
2023.ccl-3.20
Volume:
Proceedings of the 22nd Chinese National Conference on Computational Linguistics (Volume 3: Evaluations)
Month:
August
Year:
2023
Address:
Harbin, China
Editors:
Maosong Sun, Bing Qin, Xipeng Qiu, Jing Jiang, Xianpei Han
Venue:
CCL
SIG:
Publisher:
Chinese Information Processing Society of China
Note:
Pages:
184–192
Language:
Chinese
URL:
https://aclanthology.org/2023.ccl-3.20
DOI:
Bibkey:
Cite (ACL):
Yongqing Huang, Hailong Yang, and Fu Xuelin. 2023. CCL23-Eval 任务6系统报告:基于预训练语言模型的双策略分类优化算法(System Report for CCL23-Eval Task 6:Double-strategy classification optimization algorithm based on pre-training language model). In Proceedings of the 22nd Chinese National Conference on Computational Linguistics (Volume 3: Evaluations), pages 184–192, Harbin, China. Chinese Information Processing Society of China.
Cite (Informal):
CCL23-Eval 任务6系统报告:基于预训练语言模型的双策略分类优化算法(System Report for CCL23-Eval Task 6:Double-strategy classification optimization algorithm based on pre-training language model) (Huang et al., CCL 2023)
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https://aclanthology.org/2023.ccl-3.20.pdf