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- The simplest, yet very useful method for detecting a known deterministic signal in additive Gaussian noise is matched filter(MF). 高斯噪声中的已知 确定信号的检测,最为简单而有效的方法是匹配滤波器。
- A new feature based on higher order statistics is proposed for the classification of MPSK signals, which is invariant with respect to constellation translation (shift), scale and rotation, and can suppresses the color or white additive Gaussian noise. 针对MPSK信号的分类问题 ;提出一种新的基于高阶统计量的分类特征 .;新特征对MPSK信号星座图的平移、尺度和相位旋转变换具有不变性;并可抑制有色和白的加性高斯噪声
- First,based on the Viterbi algorithm and the Least-mean-square(LMS) algorithm,the computer simulation of digital communication system with ISI and additive Gaussian noise has been made,by means of the adaptive-decision-feedback equalizer. 对AWGN信道下具有串扰的通信系统进行了基于维特比算法和最小均方算法(LMS)自适应判决反馈均衡的计算机仿真.
- The mechanism and principle of the algorithm is expressed and analysed,a image "Lena"with additive Gaussian noise is used as test sample, the new algorithm is compared with the conventional ones in the experiment. 文中阐述和分析了算法的机理,并以加入了高斯噪声的“Lena图像”作为样本进行了计算验证。
- The Investigation of the Robust of Feature Extracted from Speech Signals in Additive Gaussian Noise Environments 加性白噪声环境下语音特征参数鲁棒性的研究
- Two-dimensional harmonics frequency estimation in additive gaussian noise background based on quaternion and hypercomplex 四元数和超复数在加性高斯噪声背景下二维谐波频率估计中的应用
- additive Gaussian noise 加性高斯噪声
- When sampling period is very low or close to ideal case for signal detection in additive Gaussian white noise (AGWN), the detection circuit with matched filter is optimal. 摘要在加性高斯白噪声信号检测中,在采样周期极小或接近理想的情况下,连有匹配滤波器的检测电路是最佳的。
- The function of receiver resisting distance declining and additive white Gaussian noise in PPM,PAM and BPSK is researched in important. 重点研究了在脉冲位置调制、脉冲幅度调制和二进制相移键控调制方式下;接收机抗距离衰落和加性高斯白噪声性能.
- This paper proposes an adaptive identification algorithm for nonminimum phase ARMA models in additive colored Gaussian noise. 本文提出了一种加性有色高斯噪声中因果非最小相位ARMA模型的自适应辨识算法。
- The paper is dedicated to study the influence of the additive Gaussian White Noise on the Spectral Correlation Density (SCD) analysis of Amplitude Modulated (AM) signals. 重点研究了加性高斯白噪声对调幅信号谱相关密度分析结果的影响。
- In the presence of additive white Gaussian noise, an adaptive wavelet-based de-noising algorithm for speech enhancement applications is proposed. 针对加性高斯白噪声的情况,提出一种自适应小波降噪算法,用于语音信号的增强。
- Detection performance of the STC with suboptimum combining is theoretically analyzed and also simulated for DS-CDMA systems in additive white Gaussian noise environment. 针对空间白噪声环境下的DS-CDMA系统,对信号无衰落和信号经历衰落时次优合并方式码捕获的检测性能进行了理论分析和仿真。
- A presence detection algorithm based on the estimation of cyclic frequency for Phase Shift-Keying (PSK) signals in additive white Gaussian noise (AWGN) is proposed in this paper. 根据信号的循环平稳特性,本文提出一种加性高斯白噪声信道中基于循环频率估计的PSK信号存在性检测算法。
- The analysis procedure of AWGN(additive white Gaussian noise) through noisy linear circuits is given in detail using the theory of equivalent computation of noise power density. 从噪声功率谱的等效计算出发,给出了加性高斯白噪声通过有噪线性电路的分析方法。
- In Additive White Gaussian Noise (AWGN) channel, we introduce a method for synchronization of symbol timing and frequency for two-dimensional spread spectrum system without prior knowledge of spread spectrum matrix. 摘要针对加性白高斯噪声信道,考虑未知二维扩频矩阵的条件下,提出了一种二维扩频系统的时频同步方法。
- The results show that for the mixed images with additive white Gaussian noise, it's better to de noise the images before applying ICA than to apply ICA first and then de noise the independent components. 结果表明,对于含有加性观测噪声的混合图像的分离,先去噪处理再进行独立分量分离的效果要优于独立分量分离后再去噪的效果。
- For the problem of parameter estimation of one dimensional and two dimensional chirp signal in additive colored Gaussian noise, a new method based on fourth-order cumulant is proposed. 摘要针时加性高斯有色噪声背景下的一维、二维线性调频信号的参量佑计问题,引入高阶统计量,提出了一种基于四阶累积量的新方法。
- This method can also be used in other signal processing field to estimate white Gaussian noise. 该方法还可以用于其它信号处理领域高斯白噪声的估计。
- However, some reservoir parameters and well logs only have fractal character called fractional Gaussian noise (FGN). 迄今为止 ,没有人对此做出明确解释。