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用Welch法进行功率谱估计
- 考虑L的三个不同值:L=256(3个数据段),L=128(7个数据段)和L=64(15个数据段)。各自的谱估计图如上图所示。可以明显的看到,加窗明显的减小了频谱上的假谱峰,但也更加进一步平滑了谱峰。所以,对于L=64的情况,在ω=0.8π的谱线可以很确定的辨认,但是那两个靠近的谱峰不容易区分。对于L=128的情况,这种情况提供了在分离和检测间最好的均衡。当然,对于在L=256时的情况,效果是更好的,能够从谱估计图上明显的分辨出三条谱线的存在以及它们幅度关系的强弱。 除了Welch法外,还可以采用
MATLAB70ch2
- 《MATLAB 7.0编程基础》第2章 (源码实例)主要讲解MATLAB数据结构及运算-"MATLAB 7.0 programming foundation" Chapter 2 (source code examples) mainly on MATLAB and Operational Data Structure
MATLAB70ch3
- 《MATLAB 7.0编程基础》第3章 (源码实例)主要讲解MATLAB的数值计算-"MATLAB 7.0 programming foundation" Chapter 3 (source code examples) mainly on the numerical calculation MATLAB
MATLAB70ch4
- 《MATLAB 7.0编程基础》第4章 (源码实例)主要讲解MATLAB的符号运算-"MATLAB 7.0 programming foundation" Chapter 4 (source code examples) on the main website MATLAB No. Operational
MATLAB70ch5
- 《MATLAB 7.0编程基础》第5章 (源码实例)主要讲解MATLAB的编程基础-"MATLAB 7.0 programming foundation" Chapter 5 (source code examples) mainly on the basis of MATLAB programming
Matlab-algorithm-source-code-package
- 1.MatLab从入门到精通的源代码(1.13M) 2.matlab经典算法的程序(2.9M) 3.MATLAB精彩编程100例源码(3.8M) 4.概率分布函数(7个文件) 5.解决积分问题的matlab源程序 (6个文件) 6.时间序列分析的一些模型Matlab源码(自回归例题及M文件)-1.MatLab from entry to the proficient source code (1.13M) 2.matlab classical algorithm proced
DCT-a-Hamming-coding
- 1.DCT变换,对整个图像的直接DCT变换和分块为8*8做DCT变换,并设定阈值。 2.汉明编码(7,4),译码以及找出错误图样和纠错。并在不同的转移概率的BSC道下进行传输。-DCT:Direct DCT and IDCT,blocking. hamming coding:decoding and picking up errors.
74codingadecoding
- 用matlab实现(7,4)汉明码的编码和解码-failed to translate
7
- 基于线性约束最小方差(LCMV)准则、ASC旁瓣相消——MSE准则的波束合成,运行效果极好,放心下载。-Based on the linear constrained minimum variance (LCMV) criterion, ASC Sidelobe Canceller- MSE criterion beamformer, run very effective, secure download.
cyc_encode
- (7,4)循环码的编译,在GUI界面上实现-Compilation (7,4) cyclic code in the GUI interface to achieve
mmcsevenlevel
- 模块化多电平逆变器的simulink仿真(7电平)-The simulation modular multilevel inverter (7 level)
hammingcode
- 汉明码编码和译码,实现自动捡错纠错功能,(7,4)汉明码-Hamming code encoding and decoding, the realization of automatic pick up error correction function, (7, 4) hamming code
fuibei_V6.7
- 构成不同频率的调制信号,最大似然(ML)准则和最大后验概率(MAP)准则,基于SVPWM的三电平逆变的matlab仿真。- Constituting the modulated signals of different frequencies, Maximum Likelihood (ML) criteria and maximum a posteriori (MAP) criterion, Based on SVPWM three-level inverter matlab simulatio
Cyclic-code
- 循环码的编码与译码过程,代码以(7,4)为例讲解了整个编码解码的详细过程-Cyclic code encoding and decoding process, code (7, 4) as an example to explain the whole process of encoding and decoding
MultipleChannel
- 实现了(7,3)PN码的产生,仿真了径数和每径衰落可控的多径信道。-(7,3) PN codes are generated, and the multipath channels with diameter and fading control are simulated.
yaofie_V6.7
- 中介真值程度度量,基于中介真值程度度量的图像分割采用的是脉冲对消法,借鉴了主成分分析算法(PCA)。- The true extent of the value of the intermediary measure, measure the true extent of the agency based on the value of image segmentation It uses a pulse of consumer law, It draws on principal compon
youfan-V7.7
- 一种流形学习算法(很好用),包括压缩比、运行时间和计算复原图像的峰值信噪比,包括AHP,因子分析,回归分析,聚类分析。- A fluid manifold learning algorithm (good use), Including compression ratio, image restoration computing uptime and peak signal to noise ratio, Including AHP, factor analysis, regression an
第7章 数值微分
- 根据函数在一些离散点的函数值,推算它在某点的导数或某高阶导数的近似值。通常用差商代替微商,或用一能近似代替该函数的较简单的函数(如多项式、样条函数)的相应导数作为所求导数的近似值。(According to the function value of some discrete points in the function, the derivative of the derivative at a given point or the approximation of a higher ord
反演工具箱2.0_MATLAB-7.0适用
- 地震反演matlab工具箱,由中国地质大学(武汉)朱培民教授所编,包含各种基本函数算法(seismic inversion toolbox)
barker_pulse_compression
- 对典型雷达信号(7位巴克码脉冲信号)的脉冲压缩处理(Pulse compression for typical radar signals (7 bit Barker code pulse signal).)