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Description: 用于计算fft系数的程序，其中点数为2的n次幂可变-used to calculate the coefficient of procedures, which add up to two times the power of variable n
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Size: 1243 |
Author: Ted |
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Description: 1.二值图像的fft分析
2.显示频谱图像，频谱的零频率系数被移到频谱中间
3.填充矩阵填充后的情况比较
4.绘图直观形象-1. Binary Image fft analysis 2. Image shows the spectrum, Spectrum coefficient of zero frequency spectrum has been moved to the middle three. Filled Filled matrix compared to the situation after four. Mapping visual image
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Size: 839 |
Author: 方周 |
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Description: 用于计算fft系数的程序，其中点数为2的n次幂可变-used to calculate the coefficient of procedures, which add up to two times the power of variable n
Platform: |
Size: 1024 |
Author: Ted |
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Description: 1.二值图像的fft分析
2.显示频谱图像，频谱的零频率系数被移到频谱中间
3.填充矩阵填充后的情况比较
4.绘图直观形象-1. Binary Image fft analysis 2. Image shows the spectrum, Spectrum coefficient of zero frequency spectrum has been moved to the middle three. Filled Filled matrix compared to the situation after four. Mapping visual image
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Size: 1024 |
Author: 方周 |
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Description: 里面有一对定点FFT和IFFT算法，Hanning window，内含有1024-point正弦系数（已进行定标），可支持2^n(n<=10)点的FFT/IFFT变换-There are a pair of fixed-point FFT and IFFT algorithm, Hanning window, containing 1024-point sine coefficient (calibration has been carried out), can support 2 ^ n (n <= 10) point FFT/IFFT transform
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Size: 147456 |
Author: haoding |
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Description: 数值计算算法，包括：
（1）Lagrange插值
（2）Newton 插值
（3）求f(x0)：秦九韶法
（4）求实系数多项式f(z0)。z0为复数（5）二分法求f(x)=0的根
（6）弦截法求f (x)=0的根
（7）求实系数多项式 方程的实根、复根
（8）解线性方程组：Gauss列主元素消去法( 9 )快速弗利叶变换（FFT）
-Numerical algorithms, including: (1) Lagrange interpolation (2) Newton interpolation (3) for f (x0): Qin Jiushao Law (4) realistic coefficient polynomial f (z0). z0 for the plural (5) dichotomy for f (x) = 0 root (6) cut-off method string f (x) = 0 root (7) realistic coefficient of the real roots of polynomial equations, complex root (8) Solution of linear equations: Gauss elimination method out the main elements (9) Fast Fourier transform forli (FFT)
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Size: 16384 |
Author: wang yucao |
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Description: 使用FFT实现的两个多项式相乘的算法。
输入文件：
第一行为(n-1)
第二行为第一个多项式系数序列 第三行为第二个多项式系数序列
系数序列的格式为：an,an-1,an-2 ,…, a1,a0
输出文件：result5.txt
格式为结果多项式的系数序列。
序列格式为：an,an-1,an-2 ,…, a1,a0（此n与输入中的n不同）-Implementation of both the use of FFT polynomial multiplication algorithms. Input file: the first act (n-1) the second act of the first polynomial coefficient sequence of the third act of the second polynomial coefficient sequence coefficient sequence format: an, an-1, an-2, ..., a1, a0 output file: result5.txt format for the results of polynomial coefficient sequence. Sequence format: an, an-1, an-2, ..., a1, a0 (the n with the input of the n different)
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Size: 2048 |
Author: ZhouJk |
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Description: 低通和高通滤波器的源码,采用FFT方法,输出归一化系数
-Low-pass and high-pass filter of the source, using FFT methods, the normalized output coefficient
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Size: 1024 |
Author: 杨哥 |
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Description: 做信号处理的时候经常会用到FFT，而MATLAB自带的FFT只能变换出一列系数，想做成频谱图还要自己加一部分，自己写了一个小程序，输入原始信号和采样率，可以画出标准的幅值谱和功率谱。-Do signal processing is often used when the FFT, and FFT MATLAB own transformation from a coefficient of only wanted to make Canada part of the spectrum but also their own, to write a small program, the input original signal and the sampling rate can be Draw a standard amplitude spectrum and power spectrum.
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Size: 1024 |
Author: beifang |
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Description: 给出了信号压缩通常的变换-量化-编码函数。DHT函数为离散DHT变换，是FFT变换的近似，其正反变换相同，克服了FFT复系数不利于存储的缺点。LLMAX函数给出了某x序列在固定比特下的最佳量化输出。熵编码函数为霍夫曼编码。-Gives the signal compression usually transform- quantitative- coding function. DHT DHT discrete transform function, the FFT transform approximation, the same positive and negative transformation, overcoming complex FFT coefficient is not conducive to storage shortcomings. LLMAX function x is given a fixed bit sequence in the optimum quantized output. Entropy coding function as Huffman coding.
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Size: 2048 |
Author: Sun |
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Description: 31階低通濾波器有限脈衝響應濾波器（Finite Impulse Response Filter，FIR Filter），此濾波器主要功能為濾除不必要的高頻訊號，其濾波器係數為固定之係數。係數在程式碼的parameter宣告中。-31-order low-pass filter finite impulse response filter (Finite Impulse Response Filter, FIR Filter), the main function of this filter is filter out unwanted high frequency signals, the filter coefficient is fixed coefficient. Factor in the code parameter declaration.
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Size: 4096 |
Author: cichlchen |
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Description: FFT-based FIR Filter is a unit to perform the finite impulse responce filter based on the Fast Fourier Transform (FFT). It performs the convolution of the unlimited signal sequence with the synthesized impulse responce of the length of Ni=N/2 samples, where N = 64, 128, 256, 512, 1024. The data and coefficient widths are tunable in the range 8 to 18. -FFT-based FIR Filter is a unit to perform the finite impulse responce filter based on the Fast Fourier Transform (FFT). It performs the convolution of the unlimited signal sequence with the synthesized impulse responce of the length of Ni = N/2 samples, where N = 64, 128, 256, 512, 1024. The data and coefficient widths are tunable in the range 8 to 18.
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Size: 212992 |
Author: 简戴 |
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Description: 傅里叶变换和小波变换重建图像的比较效果，这个程序可以用来实现四个要求：1、FFT和WT重建效果比较；2、通过改变小波来比较重建效果；3、通过改变分解层数来比较重建效果；4、通过改变大系数个数来比较重建效果。其中还有一个计算PSNR的程序-the comparative effect of reconstruction image by Fourier transform and wavelet transform 。 the program can be used to achieve the four requirements: 1, FFT, and WT reconstruction effect 2, by changing the wavelet to compare the reconstruction effect 3, by changing the decomposition layers to compare the reconstruction effect 4, by changing the number of large coefficient of comparative reconstruction results. Including a procedure of calculating PSNR
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Size: 2048 |
Author: dandanzhao |
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Description: FMCW调频连续波雷达的测距测角，Relief计算分类权重，基于kaiser窗的双谱线插值FFT谐波分析，阵列信号处理的高分辨率估计，最终的权值矩阵就是滤波器的系数，一些自适应信号处理的算法。- FMCW frequency modulated continuous wave radar range and angular measurements, Relief computing classification weight, Dual-line interpolation FFT harmonic analysis kaiser windows, High-resolution array signal processing estimates, The final weight matrix is ??the filter coefficient, Some adaptive signal processing algorithms.
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Size: 5120 |
Author: drvusnypt |
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Description: 使用高阶累积量对MPSK信号进行调制识别，基于分段非线性权重值的Pso算法，FIR 底通和带通滤波器和IIR 底通和带通滤波器，最终的权值矩阵就是滤波器的系数，预报误差法参数辨识-松弛的思想，基于kaiser窗的双谱线插值FFT谐波分析。- Using high-order cumulants of MPSK signal modulation recognition, Based on piecewise nonlinear weight value Pso algorithm, Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter, The final weight matrix is ??the filter coefficient, Prediction Error Method for Parameter Identification- the idea of relaxation, Dual-line interpolation FFT harmonic analysis kaiser windows.
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Size: 9216 |
Author: hsgyncnc |
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Description: 验证可用，应用小区域方差对比，程序简单，是机器学习的例程，阐述了负荷预测的应用研究,一些自适应信号处理的算法，最终的权值矩阵就是滤波器的系数，基于kaiser窗的双谱线插值FFT谐波分析。- Verification is available, Application of small area variance comparison, simple procedures, Machine learning routines, It describes the application of load forecasting, Some adaptive signal processing algorithms, The final weight matrix is ??the filter coefficient, Dual-line interpolation FFT harmonic analysis kaiser windows.
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Size: 9216 |
Author: iqijyu |
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Description: 外文资料里面的源代码，最终的权值矩阵就是滤波器的系数，基于kaiser窗的双谱线插值FFT谐波分析，是本科毕设的题目，从先验概率中采样，计算权重，多抽样率信号处理，正确率可以达到98％。- Foreign materials inside the source code, The final weight matrix is ??the filter coefficient, Dual-line interpolation FFT harmonic analysis kaiser windows, The title of the commercial is undergraduate course you Sampling a priori probability, calculate the weight, Multirate signal processing, Accuracy can reach 98 .
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Size: 11264 |
Author: jqfae |
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Description: 合成孔径雷达（SAR)目标成像仿真，研究生时的现代信号处理的作业，有借鉴意义哦，最终的权值矩阵就是滤波器的系数，基于kaiser窗的双谱线插值FFT谐波分析，可以广泛的应用于数据预测及数据分析,各种kalman滤波器的设计，是机器学习的例程。- Synthetic Aperture Radar (SAR) imaging simulation target, Modern signal processing jobs when the graduate, There are reference Oh, The final weight matrix is ??the filter coefficient, Dual-line interpolation FFT harmonic analysis kaiser windows, Can be widely used in data analysis and forecast data, Various kalman filter design, Machine learning routines.
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Size: 5120 |
Author: cnatnv |
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Description: 含噪脉冲信号进行相关检测,基于kaiser窗的双谱线插值FFT谐波分析，最终的权值矩阵就是滤波器的系数，基于SVPWM的三电平逆变的matlab仿真，单径或多径瑞利衰落信道仿真，包含优化类的几个简单示例程序，GPS和INS组合导航程序。- Noisy pulse correlation detection signal, Dual-line interpolation FFT harmonic analysis kaiser windows, The final weight matrix is ??the filter coefficient, Based on SVPWM three-level inverter matlab simulation, Single path or multipath Rayleigh fading channel simulation, Optimization class contains several simple sample programs, GPS and INS navigation program.
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Size: 8192 |
Author: xyxvrh |
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Description: 24点傅立叶系数，直流、基波、谐波，正余弦系数表(24 point Fu Liye coefficient, DC, fundamental wave, harmonic, and cosine coefficient table)
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Size: 1024 |
Author: 小毛爱小圆
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