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Issue:
Compared Investigation of Mathematical Analyses for Guan Pulse Tracings
Author(s):
XU Liming
,
SU Mingliang
,
ZHANG Guangfu
,
WANG Guoqiang
,
ZHUANG Haihan
,
GAO Cunchen
Pages:
16
-
19
Year:
2005
Issue:
7
Journal:
CHINESE JOURNAL OF INFORMATION ON TRADITIONAL CHINESE MEDICINE
Keyword:
脉象
;
小波分析
;
频域分析
;
时域分析
;
Abstract:
目的探索中医脉象图形的数学研究分析方法.方法通过小波滤波、单周期提取、频域分析的方法与传统脉象图形时域分析法,对糖尿病和冠心病患者的关脉图信号进行分析比较.结果频域分析糖尿病与冠心病的谐波幅值具有非常显著的差异.而时域分析虽然也能反映两组脉象图形的差别,但不能反映信号的全部信息,同时在具体脉图中存在很多冗余信息.结论"小波滤波-单周期提取-频域分析"法是一种灵敏度高、数据量少、误差小、能比较全面反映脉象图形信息的好方法.
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