多模式深度学习框架用于在社交媒体帖子中检测损害
Jiale Zhang1, Manyu Liao1, Yanping Wang1
1School of Journalism and Communication, Nanchang University, Nanchang, China.
PeerJ. Computer science
|September 24, 2024
概括
本研究介绍了一种使用变压器双向编码器表示 (BERT) 和卷积神经网络来检测危机期间社交媒体帖子中的损害的AI框架. 该方法通过准确分析受灾地区的视觉和文本数据,显著改善了应急响应.
科学领域:
- 人工智能的人工智能
- 计算机科学 计算机科学
- 危机信息学 危机信息学
背景情况:
- 有效的危机管理需要快速识别受影响的个人和损害评估,特别是有限的信息.
- 传统的应急系统在灾难期间面临着可访问性和管理大量请求量的挑战.
- 社交媒体平台对于实时信息传播和在标准通信失败时的救援工作至关重要.
研究的目的:
- 开发一个自动化框架,用于在紧急情况下检测社交媒体帖子中的损害.
- 通过处理大量社交媒体数据来提高危机响应的效率和准确性.
- 通过内容分析,改进灾区和幸存者状况的识别.
主要方法:
- 这是一个混合框架,它结合了来自变压器的双向编码器表示 (BERT) 来进行文本分析,以及用于图像处理的卷积神经网络 (CNN) 块.
- 使用基于BERT的网络来理解社交媒体帖子中文本的语义含义.
- 采用多个CNN块来分析视觉信息并检测图像中的损坏.
主要成果:
- 与现有方法相比,拟议的框架显示出更高的性能.
- 在检测来自社交媒体内容的损害方面获得了高精度,回忆和F1分数.
- 有效地处理和分析结合文本和视觉数据,以提取危机信息.
结论:
- 集成的BERT和CNN方法提供了一个强大的解决方案,用于在危机期间在社交媒体上自动检测损害.
- 这种方法有可能显著提高应急响应时间和有效性.
- 未来的改进可能包括多模式分析,将音频数据纳入,以进一步提高预测效率.
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