搜索资源列表
simleofd_hwSNR
- 基于matlab实现OFDM系统 包括信号时域频域仿真 误码率分析-Matlab-based system, including the realization of OFDM signal frequency domain simulation BER analysis
chengxu
- 数字信号的传输:1、实现滚降系数分别为0,0.5,1时信号时域频域和功率谱密度以及眼图的波形,并比较异同。 2、对(2/4/8)PSK,DPSK通信系统进行蒙特卡罗仿真,通过功率谱密度、误比特率来比较他们的性能(采用最佳接收方式)。
对一个信号进行时域采样和频域采样并对比对比
- 对一个信号进行时域采样和频域采样并对比对比,对已知信号进行周期延拓-On a signal in time domain and frequency domain sampling sampling and contrast, to the known signal cycle extension
time_index1.rar
- 刀具在线监测故障信号的时域频域时频域特征提取matlab程序 ,Tool-line monitoring of fault signals in time domain frequency domain time-frequency domain feature extraction procedures matlab
13216546rador_signal
- 各种雷达脉冲压缩信号的时域,频域以及模糊函数仿真.各种雷达脉冲压缩信号的时域,频域以及模糊函数仿真-A variety of radar pulse compression signal in time domain, frequency domain as well as the ambiguity function simulation. A variety of radar pulse compression signal in time domain, frequency domain
bianjiema
- 时域信号转换为频域处理的典型方法,是数字信号处理中的重要算法-Time-domain signal is converted to a typical frequency domain processing methods, digital signal processing is an important algorithm
neurospec20
- 非常全面的生物信号分析工具包,能够详细分析信号时域频域、相位等特性,针对于生物信号有良好效果。-an excellent signal processing toolbox, it could give a detailed analysis on time series, frequency and phase. it is really useful on biomedical signal processing.
prog1
- 本软件主要用于结构的时域试验模态分析,包括单输入单输出,单输入多输出和多输入多输出程序设计。传统的模态分析软件大多是基于频域分析方法,需首先对采样信号进行Fourier 变换。本软件使用实测时域信号,无需Fourier变换,可以避免由于信号截断而引起泄露、出现旁瓣、分辨率低等问题对辨识精度的不利影响。此外,节省了计算机运算时间,可以对实际工况状态下的结构进行在线参数识别。-This software is mainly used for the structure of time-domain
program
- 语音信号时域频域分析(白噪声与高斯噪声的去噪)-Speech signal time-domain frequency domain analysis (white noise and Gaussian noise denoising)
1
- matlab语音采集 语音采集信号 时域 频域分析-matlab voice collecting voice collecting signals frequency domain analysis
yuyinxinhao
- 基于matlab的一些语音信号处理实例源码及相关文件,包括语音信号时域频域分析,清浊音判断,语音识别合成等-Based on some of the voice signal processing matlab source code examples and related documents, including voice signal frequency domain analysis, Voicing judgment, speech recognition, synthesis
bit
- 基于matlab实现OFDM系统 包括信号时域频域仿真 误码率分析-Based on matlab realize simulation of OFDM system, including signal time domain and frequency domain analysis of bit error rate
bid
- 基于matlab实现OFDM系统 包括信号时域频域仿真 误码率分析-Based on matlab realize simulation of OFDM system, including signal time domain and frequency domain analysis of bit error rate
915020
- 基于matlab实现OFDM系统 包括信号时域频域仿真 误码率分析-Based on matlab realize simulation of OFDM system, including signal time domain and frequency domain analysis of bit error rate
信号与系统应用
- 信号与系统的应用,对同一个连续周期信号,选定不同采样间隔 s T 和信号截取长度 1 T ,获得离散 信号,使用DFT或FFT 进行频谱分析,画出频谱图,与理论计算的结果进行比 较,观察: (1)不同采样率 s T 对频率范围和混叠误差的影响; (2)不同采样长度 1 T (单周期采样和多周期采样)对频率分辨率的影响; (3)是否完整周期采样对泄漏误差的影响,多周期采样是否可以减小非完整周 期采样产生的泄漏误差。 以下信号中叠加了一个角频率为50 ? 的高频干扰信号,信号如下: 3 (
时频域统计特征
- 信号的时频域统计特征,可用于后续模式识别,特征选择,特征提取。(The time-frequency statistics of the signal can be used for subsequent pattern recognition.)
voice_wav_frequency
- matlab语音信号分析时域频域,加窗,降噪滤波,端点检测,时域特征和频域特征提取(Matlab speech signal analysis in time domain, frequency domain, windowing, denoising, filtering, endpoint detection, time domain feature and frequency domain feature extraction.)
振动信号时域频域特征(带测试数据)
- 针对信号的时域特征和频域特征提取,带测试数据,能够运行(According to the time-domain and frequency-domain feature extraction of signals, the system can run with test data.)
时域频域29个特征提取
- 利用matlab提取出频域和时域信号的29个特征(Using MATLAB to extract 29 features of frequency and time domain signals)
时域频域29个特征提取
- 利用matlab提取出频域和时域信号的29个特征,主运行文件feature_extraction,fre_statistical_compute和time_statistical_compute分别提取频域和时域的特征,生成的29个特征保存在生成的feature矩阵中。(Using MATLAB to extract 29 features of frequency-domain and time-domain signals, the main running files feature ex