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antenna-matlab-simulation-
与《通信天线建模与matlab仿真分析》配套的光盘("communications antenna matlab simulation modeling and analysis " supporting the CD-ROM
)
- 2011-02-09 22:43:03下载
- 积分:1
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matlab
MATLAB 下室内3d 4天线 干扰抑制测试。(Indoor 3d 4 under MATLAB antenna interference suppression test.)
- 2011-05-16 23:09:47下载
- 积分:1
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ICA
快速ICA盲源信号处理,在众多信号分离中分离效果较佳。可以自己做扩展。(Fast ICA blind source signal processing)
- 2013-04-08 21:32:10下载
- 积分:1
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hn
说明: This file usesd Hopfield network to store patterns and to recall the full patterns based on partial input.
- 2012-10-04 12:51:10下载
- 积分:1
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rain-flow
说明: 关于雨流计数法的命令流,采用MATLAB编写。可用于提取循环。(About the rain class notation s order class, uses the MATLAB compilation. May use in withdrawing the circulation. )
- 2020-11-02 10:59:53下载
- 积分:1
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waterfilling
注水定理 干扰信道 MIMO 运用迭代的方法求得最佳信道容量(MIMO interference channel)
- 2011-07-16 16:52:36下载
- 积分:1
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MATLAB5--Manual
说明: Matlab 5手册,早期的 Matlab 教材,瑞典 乌普萨拉大学计算机系的教授 编写。此为中文版。(Matlab 5 Handbook. written by professors of Uppsala University in Sweden.)
- 2011-03-27 12:28:54下载
- 积分:1
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Elad_super_resolution
A very useful matlab package on super-resolution.(Matlab package on super-reso lution.)
- 2007-04-18 17:17:17下载
- 积分:1
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03607_28
DFT进行频谱分析时的三种现象
1、混叠:对连续信号采样,要求连续信号是带限的,采样频率要足够高。Fs应满足Nyquist采样定理才不产生混叠。
采样前加低通滤波器防混叠
2、频谱泄漏:DFT对时域信号进行了截断(相当于采样信号乘了一个窗函数),时域的乘积相当于频域卷积,改变了原信号频谱。
改用其他窗函数(非矩形)改善泄漏。
3、栅栏现象:DFT 只给出了频谱在采样点上的取值,采样点间的频谱内容丢失。(DFT spectrum analysis of a three phenomena, aliasing : continuous signal sampling, requiring continuous signal is band-limited, the sampling frequency should be high enough. Fs meet the Nyquist Sampling Theorem would not have aliasing. Sampling former low-pass filter plus anti-aliasing 2, spectrum leakage : DFT right time domain signal a disconnect (equivalent to a sampling signal by a window function). time domain is equivalent to the product of frequency-domain convolution, changes in the spectrum of the original signal. Window functions to switch to other (non-rectangular) to improve leakage. 3, fenced phenomenon : DFT spectrum is given only at the sampling point value, sampling points of the spectrum as lost.)
- 2007-05-08 16:22:17下载
- 积分:1
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Find_(Calibration)
it is a software ti localize wireless sensor network
- 2012-09-20 09:18:57下载
- 积分:1