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speech
- 语音参数短时能量,短时过零率,短时平均幅度,语音端点检测,fft变换与反变换-Voice parameters of short-time energy, short-time zero-crossing rate, short-term average rate, voice activity detection, fft transform and inverse transform
duanshipingjunnengliang
- 短时平均能量和平均幅度差函数进行基音检测的方法-Short-term average energy and average magnitude difference function pitch detection method
ddjc
- 利用短时平均能量和短时平均过零率,对语音信号进行端点检测-Average energy use of short-term and short-time average zero-crossing rate, speech endpoint detection signal
Endpoint
- 基于短时能量的语音端点检测 matlab程序 基于短时能量的语音端点检测 matlab程序-Short-term energy-based voice activity detection matlab program
voiceEndpointDetective
- 基于短时能量和过零率的双门限语音端点检测源码,请赐教-Based on short-term energy and zero-crossing rate of the dual-threshold source Speech Endpoint Detection, please enlighten
ENDPOINTDETECT
- 语音识别的端点检测程序,通过能量,过零率MFCC低能量普等检测-Endpoint detection of speech recognition procedures, the adoption of energy, zero-crossing rate of MFCC & P, such as low-energy detection
speech
- 本文首先总结了现有典型的语音端点检测算法,分析了其中几种 端点检测算法所选用的特征,给出了仿真结果和一些改进。随后提出 了噪声环境下两种语音端点检测新算法。算法一:从基于人耳的听觉 系统出发,对Mel标度滤波器组进行研究,提出了语音信号的一种新 的自适应时频参数,该参数既考虑了声道响应,又符合人耳听觉特性, 仿真结果表明了它的优越性。算法二:结合抗噪性能好的Mel倒谱距 离和多带能量嫡特征提出了一种改进的孤立词端点检测算法,该算法 不需要估计背景噪声来调整门限闽值,仿
bfff
- 频谱感知 多用户合作 能量检测 伪随机序列-Cooperation in the spectrum of energy-aware multi-user detection
cr
- 频谱感知是认知无线电的一个重要前提,而能量检测法则是比较成熟的频谱感知算法。它可以有效地凡发现频谱孔,使得认知无线电与周围通信环境相适应-Spectrum sensing cognitive radio is an important prerequisite, and the law of energy detection of the spectrum is a more mature perception algorithm. Where it can be found in the sp
F2_6764
- 端点检测是指用数字处理技术来找出语音信号中的各种段落(如音素、音节、词素、词等)的始点和终点的位置。语音段起止端点检测是语音分析、语音合成和语音识别中的一个必要环节。传统的端点检测方法是从wav文件中获取语音采样,将其分帧并计算短时能量和过零率参数,然后进行端点检测。这种工作方式被称为离线处理方法 ,无法实现语音信号的实时处理,对于语音信号分析具有一定的局限性。本文通过开发ActiveX控件,在MATLAB环境下将其嵌入到figure窗口中,以GUI程序的方式使用,实现语音信号端点检测的实时处
vad
- 语音端点检测,采用短时能量和过零率的双门限检测方法。-Endpoint of speech detection, using short-term energy and zero-crossing rate of two-threshold detection method
yuyinxinhaojiance
- 基于MATLAB的语音信号端点检测,短时能量分析,短时过零率,和GUI界面实现-aaaaa
RLS
- rls算法在盲多用户检测中的应用,输出能量误差的测量。-rls algorithm in blind multiuser detection, the output energy of the error measurements.
20080111
- 有关图像的目标识别:"给出一种基于特征分类辨识的合成孔径雷达图像目标检测方法#用恒虚警和扩展分形方法对3&E图像进行目 标检测后用面积和峰值能量比算子辨识目标和背景杂波!去除一部分虚警!用小波域主成分分析对每个检测窗口内的图 像提取特征向量!用支持向量机对提取得到的特征向量进行分类!辨识目标和背景杂波!完成目标检测#使用&K?3数 据对该方法进行验证和分析!实验结果表明!经过特征分类辨识后!在检测率不变的情况下!虚警数目显著降低# -Related to the image ta
lpc_specgram
- 有关语音端点检测的MATLAB仿真实验,包括短时能量图过零率-JUST DO IT
myVoice
- 用matlab将hanning窗、hamming窗、Blackman窗画在同一个图中。语音分帧,加窗,短时能量,短时过零率,端点检测-Using matlab to hanning window、hamming window and Blackman window draw in the same graph.Voice sub-frame, add windows, short-term energy, short-term zero-crossing rate, endpoint detec
nengliang_E
- 这个是基于多带谱熵的能量语音检测,这种处理的效果很好,比传统的谱熵检测效果还明显!-This is based on multi-bands Entropy energy voice activity detection, such an approach worked well, than the traditional spectral entropy test the results were obvious!
duodaipu
- 这个是多带谱语音检测,多带谱不仅具有谱熵的有点,还具有能量分析的有点,所以检测的效果很好!-This is a multi-band spectra of voice activity detection, multi-spectral bands not only has a bit of entropy, also has a bit of energy analysis, so the effect of a very good test!
chengxu
- 认知无线电中频谱感知技术的AM信号能量检测技术和周期平稳检测技术-Spectrum sensing in cognitive radio technologies AM signal energy detection and cyclostationary detection
bpsk
- 基于能量检测的频谱感知.由于实际信道中的多径和阴影效应,单个认知用户频谱感知的性能受到影响,因此需要靠不同用户间的协同频谱感知来对抗多径和阴影效应。本设计要求在文中采用一种协作机制,即两用户进行协作频谱感知,提高主用户的检测率,减少检测时间,并且得到捷变增益。要求给出仿真结果。-spectrum sensing in cognitive radio based on energy detection.As the channels in diameter and shadow, not a si