F_MixBERT: Sentiment Analysis Model using Focal Loss for Imbalanced E-commerce Reviews

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Fengqian Pang, Xi Chen, Letong Li, Xin Xu, Zhiqiang Xing

Published: 01 Jan 2024, Last Modified: 05 Nov 2025KSII Trans. Internet Inf. Syst. 2024EveryoneRevisionsBibTeXCC BY-SA 4.0
Abstract: KSII Transactions on Internet and Information Systems