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Np_filter_banks
- 近完美重构多相滤波器组实例,包含分析滤波器,综合滤波器,其中原型滤波器系数可调整,以及重构错误的仿真。-Near perfect reconstruction polyphase filter example, contains analysis filters, synthesis filters, which can adjust the prototype filter coefficients, and the reconstruction error is simulated.
TM320C54x(v2a.asm)
- ECE345, Visual-to-Audio Electronic Travel Aid Code for TM320C54x (v2a.asm) download This project involves the design and implementation of a audio synthesis device that converts moving images into audio signals. The system is built on a TM320C5
hbf
- 半带插值滤波器设计、综合、仿真和硬件测试-Half-band interpolation filter design, synthesis, simulation and hardware test
zidaibianma
- 设计了镜像滤波器opt_filter函数来实现子带分解与合成。取N=256, nbands=16,调用滤波器函数完成子带分解与合成-Mirror filters are designed to achieve opt_filter function subband decomposition and synthesis. Take N = 256, nbands = 16, call the filter function and achieve Synthesis Subband Deco
Filter
- 一个新的纹理合成的上行采样算法,即利用现有的高分辨率的样本纹理作为先验引导条件,对合 成的低分辨率的纹理进行插值,获取更好的高分辨率纹理合成结果.该算法的主要思想是基于联合双边滤波器进 行纹理合成上采样,对低分辨率合成纹理应用空间滤波,而将一相似的边界滤波联合地应用在高分辨率的样本纹 理上-Texture synthesis of a new sampling algorithm for the uplink, that is, use of the existing samples
LinearPrediction
- The MATLAB file implements a Linear Predictive (LP) analysis and synthesis system for speech. There is an additional functionality of (i) Bandwidth Modification (ii) Denoising Filter
FBS
- A short-time analysis-synthesis system for speech is developed in MATLAB using the Filter Bank Summation (FBS) method. Provision for different sampling rates at analysis and synthesis means rate change can be carried out.
2
- 基于Gabor变换的图像纹理识别。 提出了一种改进的Gabor变换的图像纹理增强算法,将空域的纹理图像变换到联合空间频率域并将联合空间 频率域的能量分布作为掌纹的特征,Gobar滤波器在频域内对子块其主方向上频率能量分布进行滤波,特征向量进行了匹配 识别,增强特征纹线信息并对核心区域进行多方向空间频率能量滤波合成,同时也对滤波算法进行了优化,有效地减少了运 算量。-Gabor transform based image texture recognition. An improv
Filter
- MATLAB synthesis filter Butter doc file (rus Language), with example in m file
HybridFBwFractionalDelays
- hybrid filter bank with digital synthesis filter. the main aim is to minimize the gain produced in the error system.
VCandOpenCVsources
- 源码1:实现对图像平滑处理。比如噪声消除(二什图像的黑白点噪滤除;消除孤立黑像素点);邻域平均 法;中值滤波;加噪等。 源码2:对图像进行阈什分割和轮廓提取。 源码3:进行图像的合成。 源码4:图像的变换域处理 源码5:锐化及边缘检测 源码6:灰度变换 motiondetect1:基于OpenCV 运动检测(摄像头或.avi)-Source 1: Implementation of image smoothing. Such as noise reduction
DigitalFilter
- 1.题目:数字滤波器的设计与应用 2.设计要求:利用 Matlab 软件,以复合信号分离为例,对 “数字信号处理” 课程中 的谱分析 、数字滤波器设计和信号滤波这三个过程进行了仿真实现,给出了仿真结果。 3.具体步骤: (1)构造原始信号s(t) (2)画出s(t)的频谱 (3)设计ellipse数字滤波器(IIR),包括低通,带通,带通,并显示幅频特性 (4)用得到的滤波器进行滤波,分离出三路信号,观察时域波形和幅频特性 (5)用三路信号s1,
Analytical-Gradient-Based-Optimization-Technique.r
- 应用共轭梯度法综合优化交叉耦合滤波器。参考文献<Synthesis of Cross-coupled’Resonator Filters Using an Analytical Gradient-Based Optimization Technique >Smain Amari-Synthesis of Cross-coupled’Resonator Filters Using an Analytical Gradient-Based Optimization Technique _
filter
- 本文分析了语音数字信号的采集来源以及其预处理。通过实例,利用Matlab对语音信号进行时频变换与分析,同时构造一个固定频率的干扰信号,对两个信号进行合成,设计数字滤波器,实现对语音信号的F IR、IIR滤波处理,最后在时域和频域中对信号进行分析比较。-This paper analyzes the sources of voice digital signal acquisition and its pretreatment. By example, voice signals using Ma
QMFDesign
- 正交镜像滤波器的设计,从正交镜像滤波器的远离出发设计,而且从结果中观察其相位和幅度。- Design a two-channel QMF filter bank The four filters in the filter bank are based on a lowpass prototype H(z) which is designed by this procedure. The analysis filters are HL(z) and HH(z) and the
SPTK-3.5
- SPTK是一套语音信号处理工具为UNIX环境中,如LPC分析,PARCOR分析、LSP分析,PARCOR合成过滤器,LSP合成过滤器,矢量量化技术,以及其他扩展的版本。-SPTK is a suite of speech signal processing tools for UNIX environments, e.g., LPC analysis, PARCOR analysis, LSP analysis, PARCOR synthesis filter, LSP synthesis fi
ClassCode-for-MULTiRATE-FiLTER-BANK
- MATLAB iMPLEMENTATiON OF A MULTiRATE FiLTER BANK, Analysis Filter Bank and Synthesis Filter Bank.
Sharpen-filter
- 此程序主要是对图像进行锐化,所用的方法包含有拉普拉斯算子和梯度法,以及它们的合成,并对结果进行比较-This program is mainly for sharpening images, using a method comprising the Laplace operator and the gradient method, and their synthesis, and the results were compared
Matlab-digital-filter-design
- 课程设计实现了函数合成,并分别用低通、带通、高通滤波器分离合成函数中的波形-Programs designed to achieve function composition, and were low-pass, band-pass, high-pass filter separates the waveform synthesis function
Short-term-synthesis-filter
- 短时综合的滤波器组相加法的MATLAB程序实现-Short synthesis filter bank and adding MATLAB program to achieve