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decimation
音频信号降采样程序 支持48k->8k 24k->8k 8k->1k 的降采样.实现方法,先做低通滤波,再做采样点抽取.低通滤波起使用67点FIR,系数由matlab使用窗函数法生成
(Audio signal down-sampling procedures to support the 48k-)
- 2007-09-11 10:20:03下载
- 积分:1
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Ecodynamica
说明: 什么是Ecodynamica?
Ecodynamica是普通的工具和二维元胞自动机1(CAs)。(What is Ecodynamica? Ecodynamica ordinary tools and two-dimensional cellular automata 1 (CAs).)
- 2011-03-22 21:34:09下载
- 积分:1
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CPP_with_Matlab
how to load .m matlab file in c++.
c++ with matlab
- 2013-02-01 19:17:58下载
- 积分:1
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MATLAB-coding-for-control
matlab控制系统设计仿真珍贵案例,附有源代码(matlab control system design and simulation precious case, with source code)
- 2013-04-06 14:05:43下载
- 积分:1
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nf821
小波包分析提取振动信号中的特征频率,基于负熵最大的独立分量分析,多抽样率信号处理。( Wavelet packet analysis to extract vibration signal characteristic frequency, Based on negative entropy largest independent component analysis, Multirate signal processing.)
- 2017-05-22 21:28:24下载
- 积分:1
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matlab
matlab演化博弈模型及程序,对研究生来说是很有用处的(matlab evolutionary game model and procedures, it is useful to graduate)
- 2014-01-16 20:07:20下载
- 积分:1
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FindAllWin32Process
例子列举所有的进程基类,适合Window编程初学者。(The example gets all the process classes. for the fundamental coder)
- 2015-04-01 20:42:19下载
- 积分:1
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segment_new
C++ implementation of Local Self Similarity. shi xian tu xiang de rong
- 2014-10-12 02:09:50下载
- 积分:1
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LFM
该程序可以用于产生LFM信号,并输出在理想和加噪情况下分别经过匹配滤波器后的结果。(The program can be used to generate LFM signal, and outputs the noise in the ideal case and processing each of the results after the matched filter.)
- 2013-12-14 15:56:00下载
- 积分:1
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DFT
信号与系统试验报告
离散傅立叶变换(DFT)和频谱分析
一、实验内容
1、实验题目
(1)编写DFT、IDFT程序,并验证其正确性(提示:可利用冲激函数进行验证)。
(2)计算信号f(t)=e-at2sin(2∏ft)的离散傅立叶变换(DFT),求其振幅谱,相位谱、振幅最大值对应的频谱(检测主频)以及对发f(t)进行DFT变换的结果实现IDFT变换,并画出图形。
参数选择如下:频率f =30HZ,a=f 2㏑(M),M=2.5
2、通过实验理解信号振幅谱、相位谱的物理意义,掌握DFT、IDFT算法的实现方法。()
- 2008-05-07 10:38:59下载
- 积分:1