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spectrum-estimate
对调制信号的频谱进行估计,通过多径和高斯白噪声的信道,解调信号的频谱和输入信号相比较(Spectrum of the modulation signal is estimated by multi-path and Gaussian white noise channel, the demodulated signal of the spectrum and compare the input signal)
- 2011-05-04 11:02:25下载
- 积分:1
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shuju_chuli
球体研磨轨迹的均匀化,判断研磨均匀性。从而判断研磨质量(lapping track)
- 2011-10-10 12:16:28下载
- 积分:1
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yanshe_wuzhongxin_OK
一个简单的仿真程序,仿真光学衍射现象,带光学系统参数(A simple simulation, emulation optical diffraction phenomenon, with optical system parameters)
- 2013-11-05 13:06:28下载
- 积分:1
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1DBVP
自己编写的一个杆单元的程序,程序比较简单,大家多多指点!(I have written procedures for a rod element, the program is simple, you lot pointing!)
- 2010-06-21 14:41:54下载
- 积分:1
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ieee802-15-4a-channel-model
802.15.4a 信道程序.为无线通信协议802.15.4a 建模.(802.15.4a Channel procedures. For wireless communication protocol 802.15.4a modeling.)
- 2006-05-27 12:34:30下载
- 积分:1
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VistaRestoreTools1.0
denoise
In BayesShrink[5] we determine the threshold for
each subband assuming a Generalized Gaussian
Distribution(GGD) . The GGD is given by
GG¾ X ¯ (x) = C(¾ X ¯ )exp¡ [® (¾ X ¯ )jxj]¯ (6)
¡ 1 < x < 1 ¯ > 0, where
® (¾ X ¯ ) = ¾ ¡ 1
X [ ¡ (3=¯ )
¡ (1=¯ ) ]1=2
and
C(¾ X ¯ ) = ¯ ¢ ® (¾ X ¯ )
2¡ ( 1
¯ )
and ¡ (t) =
R1
0 e¡ uut¡ 1du.
The parameter ¾ X is the standard deviation and ¯
is the shape parameter It has been observed[5] that
with a shape parameter ¯ ranging from 0.5 to 1, we
can describe the the distribution of coefficients in a
subband for a large set of natural images.Assuming
such a distribution for the wavelet coefficients, we empirically
estimate ¯ and ¾ X for each subband and try
to find the threshold T which minimizes the Bayesian
Risk, i.e, the expected value of the mean square error.
- 2012-06-08 01:38:48下载
- 积分:1
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scriptsLinearArraySimulation05Feb15
rg trgdggfbvs eaftrgtrs re gfreg ssgr
- 2015-04-22 16:07:15下载
- 积分:1
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STFT
chirp信号的短时傅里叶变换源代码,雷达、信号处理等领域,可实现对chirp信号的短时傅里叶变换(short-time Fourier transform source code field chirp signals, radar, signal processing can be realized on short-time Fourier transform chirp signal)
- 2020-06-26 14:00:02下载
- 积分:1
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pengenalan-tanda-tangan
jaringan saraf tiruan
- 2011-12-21 00:45:31下载
- 积分:1
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IMM
交互式多模型在很多地方都有非常大应用作用,这里面是一个完整的仿真实例,同时里面包含IMM的模块化编程,应用着可以很轻松的运动这些模块。(Has a very large role in interactive multi-model applications in many places, there is a complete simulation example, which contains the same modular programming IMM, the application can easily forward movement of these modules.)
- 2014-01-15 18:18:02下载
- 积分:1