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optics
说明: 分数傅里叶变换以及计算全息图的迂回编码实现,以及衍射的仿真和所需的计算机生成图形。对信息光学的研究人员有用处。(Fractional Fourier Transform and circuitous CGH Coding and diffraction simulation and the required computer-generated graphics. Optics researchers in information useful.)
- 2010-04-27 19:52:51下载
- 积分:1
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The_Effects_of_Soft_Limitation_1996
软限幅效应,量化阶数及取样间隔对直扩数字匹配滤性能的影响 郭南1996
本文以典型的AID变换量化器和改进型抖动噪声量化器为倒t研究几个数字化参数对
直接序列扩频(DS/SS)数字匹配滤渡/相关性能(系统的处理增益和误比特率)的影响,给出理论分
析及计算机模拟结果 用最优化方法研究最佳软限幅问题;指出增加量化比特数与引入抖动噪声
相比能更有救地改善系统性能,而且只要采用三比特的量化就能使系统性能接近无穷量他的效
果.文中还讨论了取洋间隔以及噪声的归一化带宽对系统性能的影响。本文的结果可为台理设计
直扩数字匹配撼披器,相关器提供必要的理论依据。(Soft limiter effect of quantization and sampling intervals on the order of DS digital matched filter performance Guo South 1996 In this paper, a typical quantization AID transform quantization noise and improved jitter inverted t examine several parameters on the digital direct sequence spread frequency (DS/SS) digital matched filter crossing/relative performance (system processing gain and bit error rate) of given theoretical analysis and computer simulation results using optimization method of optimal soft limiter problem pointed out that the increase in quantization bits Number and introduce jitter noise can be more saved than to improve system performance, and as long as the three-bit quantization of the system performance can be substantially infinite amount of his effect. The paper also discusses the fetch interval and ocean noise normalized bandwidth impact on system performance. The results of this paper designed for station management shake Phi DS digital matched device, prov)
- 2013-11-12 21:21:13下载
- 积分:1
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muiqiu
合成孔径雷达(SAR)目标成像仿真,用平面波展开法计算二维声子晶体带隙,包括最后计算压缩图像的峰值信噪比和压缩效果的源码。( Synthetic Aperture Radar (SAR) imaging simulation target, Computation Method D phononic bandgap plane wave, Including the final calculation of the compressed image peak signal to noise ratio and compression of the source.)
- 2016-08-18 10:57:30下载
- 积分:1
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controlsystemz
digital control systems in Z on Matlab
- 2010-11-19 11:55:09下载
- 积分:1
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C
说明: c语言例题程序,还有最小二乘法支持向量机的MATLAB调试测试运行(Example programs c language, as well as least squares support vector machines to run MATLAB Debugging and Testing)
- 2010-03-26 08:53:07下载
- 积分:1
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matlab300
matlab实用程序300个,包括图形应用,界面设计,数值分析和图形处理等(Matlab utility to 300, including graphics applications, interface design, numerical analysis and graphics processing, etc)
- 2014-08-31 15:34:42下载
- 积分:1
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局部均值分解 LMD
说明: 局部均值分解,相比于emd好一点,自适应将信号分解几个物理量(Local mean decomposition, a little better than emd, adaptively decomposes the signal into several physical quantities)
- 2019-12-15 18:58:56下载
- 积分:1
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OMP
说明: 正交匹配追踪OMP算法,包含算法本身、单次重构测试、不同测量数恢复率以及不同稀疏度恢复率。该算法主要参考自CSDN博客上的文章。(Orthogonal matching pursuit OMP algorithm, including the algorithm itself, single reconstruction test, recovery rate of different measurements and different sparsity recovery rate. This algorithm mainly refers to articles from CSDN blog.)
- 2021-03-15 18:28:21下载
- 积分:1
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fft
该算法是通过计算图像功率谱大小来评价图像的清晰度。清晰的图像功率谱大于模糊图像的功率谱。(The algorithm is derived by calculating the size of the image power spectrum to evaluate the clarity of the image. Clear image power spectrum is greater than the power spectrum of blurred image.)
- 2021-04-06 23:29:02下载
- 积分:1
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BFSK-matlab
分析了BFSK的性能及原理,并利用matlab仿真实现其误码率等信息。写成word文档,后面附有源程序。(BFSK performance analysis and principle, and use matlab simulation to achieve its bit error rate information. Word document written in the back with a source.)
- 2011-05-15 21:41:46下载
- 积分:1