利用大型语言模型和机器学习来分析强大的癌症群众融资预测的成功:定量研究
Runa Bhaumik1, Abhishikta Roy1, Vineet Srivastava1
1Department of Psychiatry, College of Medicine, University of Illinois Chicago, 1601 West Taylor Street, Chicago, IL, 60612, United States, 1 7085672467.
JMIR AI
|November 19, 2025
概括
像GPT-4o这样的大型语言模型 (LLM) 通过从竞选叙述中提取关键的心理社会和临床因素来增强医疗众筹成功预测. 渐变增强模型有效地识别了诸如同理心和清晰沟通等有影响力的因素,以改善患者支持.
科学领域:
- 计算语言学计算语言学
- 医疗信息学 医疗信息学
- 机器学习在医疗保健中的应用.
背景情况:
- 大型语言模型 (LLM) 提供了分析复杂文本数据的高级功能.
- 医疗众筹活动呈现出独特的语言和社会细微差别,影响成功.
- 现有的方法很难捕捉到这些更深层次的心理社会和临床因素.
研究的目的:
- 开发一个使用LLM和机器学习的综合框架,用于预测医疗众筹成功.
- 从竞选叙述中自动提取细微的语言,社会和临床特征.
- 除了结构化数据之外,还要确定竞选成功的关键预测因素.
主要方法:
- 利用GPT-4o从癌症众筹叙述中提取健康特征的语言和社会决定因素.
- 采用一个随机森林模型,用于特征排名的 permutation 重要性.
- 通过10倍交叉验证评估了四个机器学习算法 (随机森林,梯度提升,后勤回归,弹性网).
主要成果:
- 渐变增强在识别成功活动时表现出更高的灵敏度 (0.786-0.798).
- 确定的主要预测因素包括医疗状况的严重程度,收入损失,化疗,清晰的沟通,认知理解,家庭参与,同情和社会行为.
- 从LLM衍生出来的特征显著改善了对竞选成功的预测.
结论:
- 像GPT-4o这样的LLM有效地从医疗众筹叙述中提取细微的特征,提供比传统方法更深入的见解.
- 将LLM功能与机器学习相结合,可以提高对关键成功预测因素的识别能力.
- 结果支持使用LLM来改进与健康有关的众筹预测建模,并为癌症患者提供有针对性的支持策略.
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