Blog - Chenyang Xu

May 25, 2026 13 min read medical-ai

心音诊断综述：从 PCG 信号到临床 AI 部署

系统综述心音诊断的生理基础、PCG 采集与预处理、公开数据集、深度学习方法、临床验证和监管合规。

heart sound phonocardiogram deep learning clinical validation

May 25, 2026 1 min read medical-ai

心音记录是理解心脏机械活动的一扇窗口。本文从 S1/S2、杂音、PCG 信号处理到 AI 辅助诊断，梳理心音诊断的基本逻辑与研究挑战。

heart sound phonocardiogram cardiac diagnosis medical AI

January 01, 2024 1 min read jekyll, update

This is a sample post to demonstrate the new blog layout. You can add an image and an excerpt to each post’s front matter.

jekyll notes