用回声状态网络和增强水循环算法进行情绪分析
Lili Zhang1, Abbas Habibi2,3
1School of Computer Science and Technology, Xi'an University of Posts and Telecommunications, Xi'an, 710121, Shaanxi, China.
Scientific reports
|August 27, 2025
概括
这项研究引入了一个优化的回声状态网络 (ESN) 与增强水循环算法 (AWCA) 进行高度准确的情绪分析. 该模型在IMDb电影评论中获得了超过96%的准确性,在分类文本情绪方面表现出卓越的表现.
科学领域:
- 自然语言处理
- 机器学习
- 计算语言学
背景情况:
- 情绪分析对于了解公众意见至关重要,但由于数据的复杂性,仍然具有挑战性.
- 现有的机器学习模型经常与杂的文本数据扎,包括IMDb电影评论等数据集中的拼写错误和缩写.
研究的目的:
- 使用增强水循环算法 (AWCA) 优化的回声状态网络 (ESN) 开发和评估一种新的情绪分析模型.
- 在IMDb电影评论数据集上使用GloVe和Word2Vec词嵌入技术评估拟议的ESN-AWCA模型的性能.
主要方法:
- 这项研究涉及5万部IMDb电影评论的广泛数据预处理,包括清理,标记化,干扰和部分语音标签.
- 两个词嵌入模型,GloVe和Word2Vec,用于文本向量化.
- 通过使用增强水循环算法 (AWCA) 来进行超参数调整,利用了回声状态网络 (ESN) 并进行了优化.
主要成果:
- ESN-AWCA模型实现了高性能指标,GloVe的F1得分为96.37%,准确率为96.39%,回忆率为95.87%,精度为96.87%.
- 使用Word2Vec,该模型实现了96.23%的F1得分,96.12%的准确性,95.76%的回忆率和96.71%的精度.
- 统计验证 (p=0.001,d>1.1) 证实了该模型在其他评估方法中的显著优势.
结论:
- 提出的ESN-AWCA模型在情绪分析任务中表现出强大而卓越的性能,特别是在具有挑战性的数据集上.
- 当与ESN-AWCA架构一起使用时,GloVe和Word2Vec的词嵌入都是有效的,强调了该模型的多功能性.
- 优化ESN-AWCA方法为自然语言处理中准确可靠的情感分类提供了有希望的解决方案.
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