搜索资源列表
addno
- 给信号加入噪声时，信噪比的控制小程序，基于matlab。-to signal to noise, the signal-to-noise ratio of the control of small procedures, based on Matlab.
fulltext
- 这是一个语音降噪的综述，其中包含了在较低信噪比条件下实现语音降噪的功能的理论-This is a voice synthesis of noise, including signal to noise ratio under the conditions in the lower voice realize the function of the theory of noise
pujianfa
- 谱减法是一种比较简单的语音降噪的方法，在语音信号具有较高的信噪比的情况下具有良好的降噪功能。-Spectral subtraction is a relatively simple method of noise reduction voice in the voice signal with higher signal to noise ratio case has a good noise reduction function.
EstimateSnr4
- 若干次压缩后图像信噪比的变化情况，有子程序实现 -Several compressed image signal to noise ratio of the changes have Subroutine realize
tyldfxdyMATLAB
- 现在的雷达都是在多脉冲观测的基础上进行检 测的，多个脉冲积累后可以有效地提高信噪比，从 而改善雷达的检测能力。积累处理可以在包络检波 前完成，称为检波前积累或者中频积累。信号在中 频积累时要求信号间有严格的相位关系，也就是说 信号是相参的，所以也称为相参积累。此外，积累 过程可以在包络检波后完成，称为检波后积累或者 视频积累。由于信号在包络检波后失去了相位信息 而只保留了幅度信息，所以检波后积累处理就不
ldpc_decoder
- 采用Log-BP算法的LDPC码译码仿真程序，给出了不同信噪比下误码率和误包率的统计图，用matlab和C（c-mex）程序分别编写，有详细说明和注释。-The use of Log-BP decoding algorithm for LDPC code simulation program is given a different signal to noise ratio and bit error rate under the p
mybss
- 基于最大信噪比的语音分离程序，有需要的朋友可以借鉴-Based on the maximum signal to noise ratio of the speech separation process, there is a need of a friend can learn from
QRS_CHAFEN_MATLAB
- 基于MATLAB写的调试通过的QRS检测算法，具有信噪比估计、阀值预测的斜率检测算法。-Written based on MATLAB debugging through the QRS detection algorithm, with SNR estimation, prediction of the slope threshold detection algorithm.
SNR_MAX
- 波束合成的最大输出信噪比准则，附有程序说明。-Beam synthesis of maximum output signal-to-noise criteria, with a descr iption of the procedures.
psnr_of_image
- 此程序用于返回图象变换前后的信噪比,只需简单输入图象名,即可返回结果-This procedure for the return of the signal to noise ratio images before and after transformation, you simply enter the image name, to return to the results of
RLS
- ＲＬＳ自适应均衡仿真程序．采用多级抽头，有信噪比-RLS adaptive equalizer simulation program. Multi-level tap, has signal to noise ratio
dm_dct_fenkuai
- 在DCT域，利用8*8分块DM方法，嵌入隐藏信息。可设置量化步长、选择各种经典的攻击方式和控制攻击强弱。返回误码率和峰值信噪比。利用Matlab编写。-In the DCT domain, the use of 8* 8 block DM methods, embedding hidden information. Quantization step size can be set to choose a variety of clas
evaluation
- 合成语音质量的客观评价，包括信噪比，倒谱距离，平均值等。用matlab程序实现。-Synthesis of an objective evaluation of voice quality, including signal to noise ratio, cepstral distance, average and so on. Using matlab program.
thresholddenoise
- 小波软阈值去噪的MATLAB代码,输入噪声均值就可得出含噪图像和去噪图像,同时得出峰值信噪比.-Wavelet soft-threshold denoising of MATLAB code, the mean input noise with noise will get the images and de-noising images, peak signal to noise ratio obtained at the same
pnsr
- 求图像峰值信噪比PSNR的代码matlab版-PSNR PSNR for the image code matlab version
BFSK
- 准确的通信工程里的BFSK调制方式的性能仿真。给出了误码率和信噪比等参数。-Accurate communication engineering in the BFSK modulation of performance simulation. Given bit error rate and signal to noise ratio and other parameters.
BAMQAM
- 对于通行工程里的两种调制方式PAM和QAM进行了性能仿真，并对他们的性能进行了比较。有信噪比，误码率等重要参数比较。还有具体的文档说明。-For the passage of two works in the PAM and QAM modulation for the performance simulation, and their performance compared. There is signal to noise rat
monteGarlo
- Monte Garlo 仿真程序，关于误码率与信噪比的对应关系，希望对大家学习有所帮助-Monte Garlo simulation program, on the bit error rate and signal to noise ratio of the corresponding relations and hopes to help them to learn
ip_05_05
- 在不同信噪比条件下，对于不同调制方式所产生的误码率曲线！-Signal to noise ratio in different conditions, for different modulation generated BER curves!
c_psnr
- 一个计算2副图像之间的峰值信噪比（PSNR）的matlab程序。-A calculation between two images of the peak signal to noise ratio (PSNR) of the matlab program.