Unverified50% confidenceFactExact time
现代社交媒体监控系统采用多层NLP流水线架构，情感分析与立场检测模型基于BERT、RoBERTa等预训练大语言模型微调而成
1
Sources
50%
Confidence
Long-term
Relevance
7/12/2026
First Seen
Sources
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