开发和验证大型语言模型评级尺度,用于自动转录的心理治疗会话
Steffen T Eberhardt1, Antonia Vehlen2, Jana Schaffrath2
1Department of Psychology, Trier University, Trier, Germany. eberhardt@uni-trier.de.
Scientific reports
|August 12, 2025
概括
大型语言模型 (LLM) 为心理学研究创建了新的评级尺度,减少了资源强度. 这项研究表明,LLM评级尺度准确地衡量了患者在治疗中的参与,提供了可靠和可解释的评估工具.
科学领域:
- 心理评估 心理评估
- 计算语言学计算语言学
- 数字健康数字健康
背景情况:
- 心理学研究中的传统评级表是资源密集型的,可能会给参与者带来负担.
- 大型语言模型 (LLM) 为评估文本数据中的潜在构造提供了一个新的机会.
- 开发自动化,高效和可靠的评估工具对于推进心理学研究和临床实践至关重要.
研究的目的:
- 引入和验证LLM评级尺度作为传统人类评级尺度的可行替代方案.
- 开发和评估一个LLM评级尺度来衡量患者对心理治疗成绩单的参与.
- 评估拟议的LLM评级表的心理测量属性和有效性.
主要方法:
- 利用自动转录的治疗会话视频从1,131次会议在155名患者.
- 采用DISCOVER软件框架进行本地多式联运人类行为分析.
- 应用了Llama 3.1 8B LLM来评价120个参与项目,平均为总分的前八名.
主要成果:
- 该LLM评级表显示正常分布和强大的可靠性 (ω = 0.953).
- 心理测量匹配是可以接受的 (CFI = 0.968,SRMR = 0.022),其中RMSEA = 0.108.
- 有效性得到了动机 (r = 0.413),会议间的努力 (r = 0.390) 和症状减少 (r = -0.304) 的显著相关性.
- 在引导重新抽样和交叉验证中,结果是稳健的,考虑到嵌套的数据结构.
结论:
- 法学士学位评级表显示出强大的心理测量特性,证明了它们作为自动化评估工具的潜力.
- 这种方法为清晰的构造理解提供了可解释的项目.
- 该自动化方法支持本地实施,并保护机密的患者数据.
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