极大极小值原理产生阈值对人体胸壁微动信号的“WaveShrink”降噪  

Application of waveShrink denoising with threshold generated by minimax estimation to analyses of oscillations in chest wall

作　　者：赵国辉[1] 杨亚涛[2] 姚剑锋[1] 王海滨[2] 倪安胜[2] 

机构地区：[1]解放军第458医院,广州市510602 [2]第四军医大学生物医学工程系,西安市710032

出　　处：《医疗卫生装备》2003年第11期11-12,共2页Chinese Medical Equipment Journal

摘　　要：人体胸壁微动信号中包含大量的生命体征信息。本文采用极大极小值原理产生阈值,应用“WaveShrink”算法从胸壁微动信号中提取心动信号,以量化的形式揭开胸壁振动的奥秘。The oscillations in chest wall consist many life characteristics.In this paper,WaveShrink denoising with threshold generated by minimax estimation is employed to pick up the signal of heartbeat.The secret of the oscillations in chest wall is exploited scalably.

关 键 词：极大极小值原理 产生阈值 人体胸壁微动信号 “WaveShrink”算法 

分 类 号：R319[医药卫生—基础医学]