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firbynna
- 此程序为本人编写的神经网络法设计1型FIR滤波器的程序,读者读此程序后,可以很深刻地理解如何用BP网络和LMS算法来设计滤波器。 只需更改程序中的H值,即可生成各种低通,高通,带通,带阻滤波器。程序运行结果可得到滤波器系数,幅频曲线和衰减曲线。 可通过更改迭代步长和误差极限来调整滤波器特性。
bsga
- 一个简单遗传算法的程序,能够实现模拟低通滤波器的设计。-A simple genetic algorithm procedure, to achieve analog low-pass filter design.
Untitled2
- 求离散傅立叶频谱, 重构低通滤波,在噪声环境下语音信号的增强,语音信号为读入的声音文件,噪声为正态随机噪声-Discrete Fourier spectrum seeking to reconstruct low-pass filter, the noise enhancement of speech signals, speech signal is read into the sound file, the noise is normal random noise
MATLAB
- 有关FIR滤波器、求解微分方程、移动通信系统低通等效模型、信道编码、转移矩阵一些简单示例仿真。-The FIR filter, solving differential equations, low-pass equivalent mobile communication system model, channel coding, some simple examples of transition matrix simulation.
SGA
- 用标准的遗传算法优化低通数字滤波器的参数,采用的方法是最小均方误差法,得到较为理想的滤波器的传递函数的系数。-Genetic algorithm using standard low-pass digital filter, the method used is the minimum mean square error method to obtain the ideal filter transfer function coefficients.
a
- 数字型低通滤波器的编程,可以替代硬件滤波电路,易于更改参数。-Digital low-pass filter for programming
filter
- 巴特沃斯滤波器对脑电信号进行滤波,分别对低通、中通、高通滤波器进行设计,此文件是源码和脑电数据。-Butterworth filter for filtering EEG signals were low-pass, pass, high-pass filter design, this file is the source and EEG data.
array-signal-processing
- 阵列信号处理的相关程序,涉及处理方法,空间谱估计画图,处理中用到的低通滤波器等-The Matlab scr ipts related to array signal processing, including processing algorithms, spectral analysis and the low pass filter used in the procedure
1HIBERT
- hilbert提取心音包络.此程序包含心音信号的低通滤波、小波去噪、EMD分解、希尔伯特黄变换以及心音阈值定位一系列算法。-hilbert extract PCG envelope low pass filter This program contains heart sound signals, wavelet de-noising, EMD decomposition, Hilbert-Huang transform and heart sound threshold locate a se
v1.9
- 程序用vc6.0编写,基于离散余弦变换DCT和bp神经网络的人脸识别。采用ORL人脸库,对图像进行DCT低通滤波,再用BPNN进行训练或识别,样本空间内识别效果好。设计流程参考了本站 yaxuan 的v3.3(http://www.pudn.com/downloads330/sourcecode/math/detail1452162.html)(本程序不包含原作的粒子群修正权值及网络结构调整等功能,但调整了训练样本的排列顺序) 感谢原作者,若有侵权我会删除此上传^ ^-Vc6.0 procedu
ECG
- 对心电信号进行低通滤波去干扰,去除基线漂移。(The ECG signal is filtered to eliminate interference and baseline wander is removed.)
基于MATLAB的肤色分割和匹配的人脸识别研究
- 对人脸识别的基本进程进行综述,介绍了空间转换及识别的方法;采用低通滤波处理策略,在总结和分析这些处理方法的基础上,运用填孔处理和边缘检测的人脸识别方法进行人脸识别工作;将几种边缘检测算法与人脸识别相结合进行检测,其识别率有可观的提升。(The basic process of face recognition is reviewed, and the method of space conversion and recognition is introduced. On the basis of