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taofiu-V5.6
- 插值与拟合的matlab实现，计算目标和海洋回波的功率谱密度,研究生时的现代信号处理的作业。- Interpolation and fitting matlab implementation, Calculating a target and ocean echo power spectral density, Modern signal processing jobs when the graduate.
yiebiu_v86
- 关于非线性离散系统辨识，旋转机械二维全息谱计算，计算目标和海洋回波的功率谱密度。- Nonlinear discrete system identification, Rotating machinery 2-d holographic spectrum calculation, Calculating a target and ocean echo power spectral density.
yengyie-V7.6
- MinkowskiMethod算法 ,对信号进行频谱分析及滤波，仿真效率很高的。- MinkowskiMethod algorithm, The signal spectral analysis and filtering, High simulation efficiency.
maimousao
- 保证准确无误，是学习通信的好帮手，计算目标和海洋回波的功率谱密度,包括轨道机动仿真、初轨计算。- Ensure accurate communication is learning a good helper, Calculating a target and ocean echo power spectral density, Including orbital maneuvering simulation, initial orbit calculation.
4
- 正在成像的物体的光谱反射率的重建对于在各种观察光源下再现颜色是重要的。在这项工作中，导出了一个简单的公式来评估一组旨在重建光谱反射率的彩色图像传感器的质量，并将其应用于多光谱图像采集系统。由于质量不仅取决于光谱灵敏度，还取决于系统中存在的噪声，所以不可能在没有其中存在噪声的情况下对一组传感器进行评估。因此，多光谱相机的噪声方差由新方案估算，并首次应用于评估。结果表明，实验结果与评估模型的预测吻合良好，估计噪声方差估计方法对评估是有用的。(The reconstruction of spectra
Automatic posing of a meshed human model
- 我们采用无办法变形质量人体模板的网格从其原来的姿势对点云数据指定不同的姿势。在此方法中，我们首先建立粗模板网格和点云通过压缩的光谱嵌入技术，利用人体四肢之间的对应关系。基于这些对应关系，我们定义使用弹性能量泛函的非刚性配准的目标和应用离散的梯度流，以减少粗控制网格和点云之间的区别。然后可从之后使用均值坐标控制网格的变形变形的模板网格。(We employ a deformable, deformable human body template mesh to specify different
有限频域噪声引起的Allan方差修正
- 文章对ALLAN方差的表达式进行了深入分析，导出了频域任意的Allan方差谱密度表达式,并给出了算例。(In this paper, the expression of ALLAN variance is deeply analyzed, and the expression of arbitrary Allan variance spectral density in frequency domain is derived, and an example is given.)
average
- 在信号频谱分析中，可以通过平均方法消除噪声，而存在多种频谱平均方法。(In the signal spectrum analysis, the noise can be eliminated by averaging, and there are many spectral averaging methods.)
FSK,BPSK,QPSK信号,循环均值，循环自相关
- 包含各种循环谱代码，时域自相关和频域自相关循环谱子程序，直接调用就行了！(matlab program about BPSK and FSK spectral correlation.)
书籍computational_fluid_dynamics
- Computational fluid dynamics has been a hot topic of research these last forty years, and several books have been published on this topics. This book concentrates on the numerical of Computational Fluid Mechanics, followed by some focus of new dev
maximal-SE-master
- Coordinated multipoint, massive MIMO, multicell, pilot contamination, spectral efficiency, user scheduling
第九章 图形界面编程
- 生成一个采样频率2000，由50Hz、120Hz、200Hz正弦信号以及噪声信号组成的数字信号，滤掉150Hz>f>100Hz的频率，计算并显示滤波前后的原始数据波形以及功率谱密度。(generating a sampling frequency of 2000, a digital signal composed of 50Hz, 120Hz, 200Hz sine and noise signals, filter out the frequency of 150Hz>f&
图象变换
- 图象变换 从傅立叶变换的频谱图中可以看出，提高分辨率以后，其边缘更加平滑，锯齿状明显减弱。但其傅立叶变换后的图像没有明显改变。 3》DC系数移动 其系数移动以后，频谱分量都集中到了频谱的中间。 4》滤波器频率响应(Image transform,As can be seen from the spectrum diagram of Fourier transform, the edge is smoother and the serrated is significantly reduc
fengge
- 可以将光谱数据3维数据、样本个数作为输入，得到光谱平均值以级分割目标样本之后的数据。(The 3 dimensional data of spectral data and the number of samples can be used as input to get the spectral mean value after the target sample is segmented.)
mackenzie_iei_2001
- This paper presents the development of software radio systems in a flexible and adaptive way. This is achieved using a re-configurable communications stack and the use of general-purpose processors. Implementations and novel applications are pres
HHSA_CPU_code_20160623
- 主要用於分析時序資料，HSA(Time,IF,AM) && HHS(IF,HoloIF,HoloAM) 這是從不同面相看資料，時間、瞬時頻率、振福 瞬時頻率、波峰瞬時頻率、波峰瞬時振幅 這樣就可以看到被感應器偵測到的訊號中有不同空間頻率的能量疊加在整個 RAW 資料之中 Data -> [CEEMD] -> IMF IMF -> [AM-FM] -> AM,FM FM -> [NDQ] -> IF IMF波
卫星通信中数字调相信号调制方式识别方法研究
- 针对数字卫星常用的 7 种通信信号调制方式(QPSK、8PSK、16QAM、32QAM、64QAM、16APSK、32APSK)，对零中心归一化瞬时幅度谱密度最大值、四次方谱、幅度、高阶累积量四种特征参数进行了分析，提出了一种联合特征参数的信号调制识别方法．(Aiming at seven communication signal modulation modes commonly used in digital satellite (QPSK, 8PSK, 16QAM, 32QAM, 64QA
Signal Space Diversity: A Power- and Bandwidth-Efficient Diversity Technique for the Rayleigh Fading Channel
- The increasing need for high data-rate transmissions over time- or frequency-selective fading channels has drawn attention to modulation schemes with high spectral efficiency such as QAM. With the aim of increasing the “diversity order” of the signal