arXiv:2510.24737eess.SPcs.AI2025-10被引 2

Cardi-GPT用AI解析心电图,让医生对话式获取精准诊断建议。

Cardi-GPT: An Expert ECG-Record Processing Chatbot

  • 用16层残差CNN处理12导联心电图,识别24种心脏疾病。
  • 在多国六家医院数据上准确率达0.6194,回复质量评分73%。
  • 将复杂数值转为临床语言,支持医生自然对话式交互。

心电图(ECG)解读与临床沟通是心血管诊断中的关键但高难度任务,传统上依赖深厚专业知识和精确表达。本文提出Cardi-GPT,一个基于深度学习与自然语言交互的专家系统,旨在简化心电图分析并提升临床沟通效率。该系统采用16个残差块的卷积神经网络(CNN)处理12导联心电图数据,在涵盖24种心脏疾病的多中心数据集上实现了0.6194的加权准确率。创新性地引入模糊化层,将复杂数值输出转化为具有临床意义的语言类别;集成聊天机器人界面,支持医疗人员直观探索诊断见解,并实现医护间顺畅沟通。系统在跨越四个国家、六家医院的多样化数据集上评估,性能优于基线模型。此外,通过综合评估框架,其整体回复质量得分达73%,涵盖覆盖度、依据性和连贯性。Cardi-GPT有效弥合了复杂心电图数据分析与可操作临床洞察之间的鸿沟,有望在多元医疗环境中提升诊断准确性、优化临床流程并改善患者结局。

原文摘要 · Abstract (English)

Interpreting and communicating electrocardiogram (ECG) findings are crucial yet challenging tasks in cardiovascular diagnosis, traditionally requiring significant expertise and precise clinical communication. This paper introduces Cardi-GPT, an advanced expert system designed to streamline ECG interpretation and enhance clinical communication through deep learning and natural language interaction. Cardi-GPT employs a 16-residual-block convolutional neural network (CNN) to process 12-lead ECG data, achieving a weighted accuracy of 0.6194 across 24 cardiac conditions. A novel fuzzification layer converts complex numerical outputs into clinically meaningful linguistic categories, while an integrated chatbot interface facilitates intuitive exploration of diagnostic insights and seamless communication between healthcare providers. The system was evaluated on a diverse dataset spanning six hospitals across four countries, demonstrating superior performance compared to baseline models. Additionally, Cardi-GPT achieved an impressive overall response quality score of 73\%, assessed using a comprehensive evaluation framework that measures coverage, grounding, and coherence. By bridging the gap between intricate ECG data interpretation and actionable clinical insights, Cardi-GPT represents a transformative innovation in cardiovascular healthcare, promising to improve diagnostic accuracy, clinical workflows, and patient outcomes across diverse medical settings.

心电图AI医疗自然语言诊断辅助

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