搜索资源列表
BFSK_AWGN
- 用Matlab/simulink所实现的bpsk性能仿真系统,信道为AWGN信道。运行后,可以看到经过bpsk以后信噪比的增益。-using Matlab/Simulink BPSK achieved by the performance simulation system for the channel AWGN. After the operation, we can see the future through BPSK SNR
planevoice1
- 航空噪声背景下的语音端点检测和语音增强算法,在信噪比很低的强航空噪声背景下,效果特别好-aviation noise background voice endpoint detection and voice enhancement algorithms, and very low signal to noise ratio in the strong aviation background noise, particularly ef
uvsegment
- 用信息熵进行语音信号声韵分割,尤其适合低信噪比的语音。-with information entropy voice signal eloquence and segmentation, especially for low SNR voice.
边缘密度、信噪比、重复模式的计算
- 该类集成了图像的边缘密度,以及重复计算分析等前期处理方法,为图像后续处理做了很好的铺垫-such integration on the verge of image density and the calculated analysis of pre-processing methods, for image-processing done a very good bedding
matlabdsp
- 1. 利用自相关函数法和周期图法实现随机信号的功率谱估计。 2. 观察数据长度、自相关序列长度、信噪比、窗函数、平均次数等对谱估计的分辨率、稳定性、主瓣宽度和旁瓣效应的影响。 -1. The use of auto-correlation function method and cycle map Method random signal power spectrum estimation. 2. Observation dat
xunhuan
- 调制信号的识别,可以通过各种调制的功率谱不同来识别,但这种方法在小信噪比下,性能不好,通过循环功率谱来识别,仿真表明在小信噪比下有很好的性能-modulation signal identification, can be modulated through the power spectrum to identify different, but this approach in a small signal to noise rat
vqcoder
- 打开vqcoder.exe文件。 在文件\打开 中选择所要压缩的文件,格式为.bmp。 点击压缩后,等待,在fr a me2中显示出压缩后的图片。 在对应的图片下方显示图片信息(包括文件名,高度(像素),宽度(像素),以及信噪比)。 通过文件\另存为 或者直接点击保存新文件可以将压缩后的新文件保存。-open vqcoder.exe document. The document \ opened choose t
AWGNBPSK
- 双击AWGNBPSK应用程序,系统运行出高斯信道的系统时频域图, 每敲一下回车键显示一幅图,最后敲两下仿真出高斯干扰的系统信噪 误码特性数据及图形,再敲两下则返回目录。 六幅时频域图分别为:原始信源、限带信源、已调信号、接收信号、低通输出、判决器出。 SNR、Er为设定信噪比及理论误码率,SnR1、otpEr为实测信噪比及实测误码率。 -click AWGNBPSK applications, the system r
qsnr8
- 这是求信噪比的程序,就是信息噪声功率比上噪声功率-This is the signal to noise ratio for the procedure is, the information on the noise power ratio noise power
WaveletDenoise
- 用Visual C++编写的小波表换,小波除噪程序,可以显示信噪比,我的本科毕业设计,吐血推荐-prepared using Visual C table for the wavelet, wavelet denoising procedures can demonstrate SNR, I graduated from the undergraduate Design, hematemesis Suggest
vcBMP
- 用Visual C++编写的小波表换,小波除噪程序,可以显示信噪比,我的本科毕业设计,吐血推荐-prepared using Visual C table for the wavelet, wavelet denoising procedures can demonstrate SNR, I graduated from the undergraduate Design, hematemesis Suggest
OFDM-bpsk
- 有关于OFDM系统的在AWGN信道下(BPSK调制)的信噪比分析.-on OFDM system in AWGN channel (BPSK modulation) signal-to-noise ratio analysis.
biterrorrate_channel
- 4个不同信道环境下误码率的分析,基于信噪比SNR的,通信方面-four different channel bit error rate environment analysis, based on the SNR, communications
psnr2
- 这是一个测试图像峰值信噪比的程序源代码,纯C环境下的-This is a test image PSNR the source code, pure environment of the C
vad_fq_snr
- vad(语音活动检测)的matlab代码,采用频域的方法计算信噪比。-vad (voice activity detection) Matlab code, using frequency-domain approach to calculate the signal-to-noise ratio.
estimate_function
- 几个关于图像质量评价的函数。包括psnr峰值信噪比,均方误差rms,正则均方误差nmse等。可用于去噪图像和压缩图像的质量评价-several image quality evaluation of the function. Including psnr PSNR, mean square error rms, it is mean-square error nmse other. Images can be used for de-
rs.bm
- 一个用c编的RS编码的程序,采用BERLEKAMP-MASSEY S 算法,输入m,以及信噪比,可得到生成多项式和误码率等。-with a series of RS coding procedures, using BERLEKAMP- MASSEY S algorithm input m, and the signal-to-noise ratio. available generating polynomial and the er
enhance1
- 加权中值滤波,用于图像增强,只用于超声图像,对超声图像去噪有很好的效果。内还包括信噪比计算方法。-weighted median filter for image enhancement, only for ultrasound images of ultrasound image denoising with very good results. Which is also a signal-to-noise ratio calcul
LCMV
- 本程序是用于天线阵列波束波束形成的 LCMV算法,算法给出了误码率曲线,可以看出LCMV算法在高信噪比时误码率很小。 -this procedure is used for beam antenna array beam forming the Virus algorithm, the algorithm is given BER curves, Virus algorithm can be seen in the high sig
gridreciprial
- 梯度倒系数实现背景抑制,提高小目标检测的信噪比-reversing Coefficients gradient background suppression, and enhance the signal-to-noise ratio target detection