提出一种新的信号分析方法,即信号的过零率分析法,并对其进行了论证。
The method is suitable to analyze and identify the target signals of acoustic fuzes .
该文提出一种新的信号分析方法,即信号的过零率分析法,并对其进行了论证。
A new signal analysis method, the analysis of zero pass rate of the signal, is demonstrated and put forward in this paper.
介绍了一种平均幅度和加权过零率的VAD算法,并对该算法进行了硬件实现。
This paper introduces a VAD algorithm with average of the magnitude and weighted zero crossing rate, and the algorithm has been implemented by hardware.
介绍了短时平均能量法、短时平均过零率法和短时能零积法三种语音端点检测法。
Short-time average energy, short-time average zero-crossing rate and short-time energy-zero-product are introduced.
研究了数字语音短时能量和过零率特点,提出了基于有限状态机的端点检测新算法。
The characteristics of digital voice short energy and ZRC is studied, and a new voice activity detection algorithm based on finite state machine is presented.
所使用的参数是:信号的短时幅度与能量、一阶和二阶过零率、自相关函数及基音周期等。
The involved parameters are short-time amplitude and energy, lst-and2nd-order zero-crossing rate, autocorrelation function and pitch period.
为此本文采用了短时过零率与短时能量相结合以及相连帧互相关的方法对语音进行切割并且做了一系列的实验。
For that, this thesis combines short-time zero-crossing rate, the short-term energy method and frame cross-correlation method to cut the voice data. A series experiments were done afterwards.
时域分析方法是最简单、最直观的方法,其中我们采用短时能量、短时过零率、短时自相关函数等方法来分析语音。
The time domain analysis is most simple and intuitionistic. The short-time energy, the short-time zero crossing rate and the short-time self-correlation are main analysis method in time domain.
本文讨论一种基于音频信号的广告条目检索和定位的一种自适应方法,它利用短时平均过零率和互相关函数从实时音频数据流中快速检测和定位广告条目。
In this paper we discuss a method for audio-based retrieval and location for AD, which USES short time average zero-passed rate and relativity-function to retrieve and locate AD from real-time audio.
锻炼过的稻苗在零上低温下能保特较高的叶绿素含量和净光合速率,较低的电解质渗漏率。
The hardened seedlings could maintain higher chlorophyll content and photosynthetic rate, lower electrolyte leakage % at chill temperature.
锻炼过的稻苗在零上低温下能保特较高的叶绿素含量和净光合速率,较低的电解质渗漏率。
The hardened seedlings could maintain higher chlorophyll content and photosynthetic rate, lower electrolyte leakage % at chill temperature.
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