2) heart sound detection instrument
心音检测仪
1.
The development and significance of heart sound detection instrument are summarized.
概述了心音检测仪研制的意义以及目前心音检测仪存在的一些问题,并提出了相应的解决方法;介绍了一种新型心音检测仪的功能和特点;指出了心音检测仪将逐步向数字化,多媒体化,智能化的发展趋势。
4) pitch detection
基音检测
1.
A pitch detection algorithm based on wavelet multiresolution analysis and its Simulink implementation;
基于小波多分辨分析的基音检测算法及Simulink实现
2.
Integrated pitch detection method based on linear predictive analysis;
基于线性预测的综合基音检测法
3.
Research of pitch detection based on LPC-residual cepstrum;
一种基于线性预测残差倒谱的基音检测算法
5) voice activity detection
静音检测
1.
The Design and Application of Voice Activity Detection in VoIP System;
VoIP系统中静音检测的设计和实现
2.
This paper provides a description of the basic conception and principle of VoIP,especially several key technologies,which include:signaling,coding,voice activity detection,real-time transmission and guarantee of quality of network service.
文章介绍了VoIP的基本概念和原理,重点阐述了VoIP的几个关键技术:信令技术、编码技术、静音检测技术、实时传输技术,以及QoS保障技术。
6) voice detection
语音检测
1.
Be making use of DSP s low power consumption and fast calculation, a method for voice detection based on TMS320VC54x and spectral entropy is realized.
利用TMS320VC54x系列DSP芯片功耗低、运算速度快等特点实现了一种谱熵语音检测方法,该方法分别计算输入信号高频段谱熵H1与低频段谱熵H2,如果H1/H2<1,则输入信号为语音信号,如果H1/H2≈1,则输入信号为噪音信号。
2.
Test on to the system hardware circuit and the signal processing algorithm indicates that,this system can fairly accomplish the voice detection and processing function of the received signal by shortwave radio.
通过对系统硬件电路和信号处理算法的测试,该系统能较好地完成短波电台接收信号的语音检测与处理功能。
3.
in this paper,de-signed to achieve a voice detection system which make the TMS320F2812 DSP chip as its core.
语音静噪是以语音检测为基础实现无语音时屏蔽系统输出的一项功能。
补充资料:第二心音分裂
第二心音分裂
splitting of second heart sound
是由于主动脉瓣和肺动脉瓣的关闭时间明显不同步(超过0.035秒)所致,在肺动脉瓣区听诊较明显。在健康的儿童和青年也可听到。在病理情况下,常见于二尖瓣狭窄或房间隔缺损等。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条