搜索资源列表
gauss-noise
- 高斯有色噪声，有色噪声的谱估计及其在雷达中的应用-gauss noise
white-noise-low-pass
- 分析低通白噪声和带通白噪声的功率谱密度函数和自相关函数的性质，并举例同时绘制其图像。-Analysis of white noise low-pass and band-pass white noise power spectral density function and the nature of the autocorrelation function and example to draw its image at the same time.
Active-noise-control
- 有源噪声控制(ANC)主要基于LMS算法,但在处理宽带噪声信号和低信噪比情况下,效果不好.影响控制效果的主要原因是输入信号的自相关分布.而小波变换具有消除信号自相关的作用.因此将小波变换引入有源噪声控制(ANC)是解决问题的一种办法-Active noise control (ANC) is mainly based on the LMS algorithm, but ineffective in dealing with the situation of the broadband noise
MUSIC-Algrothim-in-alpha-noise
- 介绍Alpha 稳定分布噪声的生成，以及对MUSIC算法的影响。-MUSIC Algrothim in alpha noise
salt-and-pepper-adding-noise
- 利用opencv在图像处理中实现椒盐加噪-Salt and pepper plus noise using opencv image processing
remove-noise-----adaptive-filtering
- Several signed LMS based adaptive filters, which are computationally superior having multiplier free weight update loops are proposed for noise cancellation in the ECG signal. The adaptive filters
remove-noise-----warped-poly
- The extraction of high-resolution ECG signals from recordings contaminated with back ground noise is an important issue to investigate. The goal for ECG signal enhancement is to separate the valid signal components from the undesired artifacts, s
Add-Noise
- 用opencv给图像加噪声,使用于给图像加椒盐噪声，可选择噪声点的颜色-using opencv to add the noise
Array-signal-and-noise-generation
- 综合应用阵列信号模型及随机矢量产生方法，对数字波束形成技术进行原理性仿真。 建立等间距线性阵列模型，针对远场点目标窄带回波信号，产生阵列回波矢量及接收机噪声矢量，并进行数字波束形成仿真，定性分析不同因素变化对阵列方向图的影响。 -Comprehensive application of array signal model and random vector generation method, the principle of simulation of digital beamf
Changes-in-the-signal-to-noise-ratio
- 等间距线性阵列，阵元数M=8，阵元间距d= λ /2，等幅加权，目标方位φr =0°。产生空间白噪声矢量（复高斯分布）。 设阵列信号矢量元素s(m)=exp[j mψr]，其信号幅度为1，该阵元接收机附加的高斯噪声为n(m)=nmr+jnmi，其中实虚部均为独立同分布N(0, σ2)的高斯随机数，则该通道合成信号x(m)=s(m) + n(m)，其中信噪比为： SNR = 10 lg[1/(2σ2)] = – 3 – 10 lg(σ2) (dB) -The spacing of t
impulsive-noise-simulation-PLC
- 电力线信道噪声模型matlab仿真，在输入端把脉冲噪声模型放入电力线OFDM通信系统，输出端用特定算法解码。-The algorithm estimates the impulsive noise in powerline communication, and subtract out an estimate of the impulsive noise in the current OFDM frame.
white-noise-and-coloured-noise
- 白噪声和有色噪声的生成方法，参数可以由用户自己设定-White noise and colored noise generation method, the parameters can be set by the user
m-sequence-of-pseudo-random-noise
- 基于verilog 的用于通信系统的m序列伪随机噪声，可综合，我已验证通过。-Based on the verilog for m-sequences of pseudo-random noise of the communication system, can be integrated, I verified through.
Noise-sim-c-code
- Noise making cpp code
band-limited-white-noise
- 白噪声通过各种滤波器后的功率谱密度变化情况，是随机信号分析试验的基础部分-The white noise power spectrum density variation through the various filters, the base portion of the random signal analysis test
Signal-filtering-with-noise.
- 有用信号的处理必然会有噪声干扰，改程序为加有白噪声的有用信号通过滤波器的信号分析-The processing of the useful signal is bound noise interference, the analysis of the change the procedures for the useful signal plus white noise signal through the filter
filters-used-to-heart-noise
- 读取心电数据，画出心电数据的波形和频谱图，观察心电数据的频率段范围 2.分别添加以下噪声（至少3种），画出噪声信号的频谱图，验证设计的噪声是否符合要求 （1）基线漂移 基线漂移通常为频率非常非常低的噪声信号，添加了基线漂移后的心电信号可以观察到原始信号整体的上下浮动 （2）高频噪声 高频噪声可以设计为大于100Hz的随机信号 （3）呼吸噪声 人体的呼吸带来的干扰大约在0.1Hz~0.25Hz （4）50HZ工频信号干扰（必做） 50Hz工频信号
Clipping-Noise-in-OFDM-Based
- In this paper, the impact of clipping noise on optical wireless communication (OWC) systems employing orthogonal frequency division multiplexing (OFDM) is investigated. The two existing optical OFDM (O-OFDM) transmission schemes, asymmetrical
noise
- 噪声的调制，可以改变调制信号频率，观测已经调制波形-Noise modulation can be changed to the modulating signal frequency, the observation has been modulated waveform
Noise-reduction-algorithm
- 对设备进行故障诊断的主要方法就是测量故障 设备的振动或噪声, 并对其进行分析, 从而找出故障原因。然而振动或噪声信号中除了对分析故障有用的信息外, 还有大量的噪声成分。只有有效地滤除噪声, 才能获得有用的信息, 从而得到可靠的分析结论。传统的滤噪方法是将被噪声污染的信号通过一个滤波器, 滤掉噪声频率成分。但对于短时瞬态信号、非平稳信号、含宽带噪声的信号, 采用传统处理方法有着明显的局限性。小波变换为信号去噪提供了一种有效的方法, 小波阈值去噪具有传统方法不可比拟的优越性。但是小波分解的频域重