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- In this paper by analyzing experimental data, a colored Gaussian noise model and a harmonic signal model are proposed, with model parameters estimated by the high-order cumulant. 通过分析实测数据提出了生命探测雷达高斯色噪声杂波模型和谐波生命信号模型。
- Gaussian noise model 高斯噪声模型
- 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。
- The white Gaussian noise was successfully separated from noise signal in low-field pulse NMR system and its parameters were estimated by using this method. 采用该方法从实际低场脉冲核磁共振系统噪声信号中分离出高斯白噪声并对其进行了参数估计。
- A novel method of phase difference estimation under Gaussian noise is proposed to improve the precision of Coriolis mass flowmeter. 为提高其精度,提出了一种高斯噪声背景下的科氏质量流量计相位差估计新方法。
- 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.
- 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。
- 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。
- An interacting multiple model(IMM) adaptive filtering algorithm based on expected system noise model was presented. 本文提出基于期望系统噪声模型的自适应交互式多模型(IMM)算法。
- Its detection feature is robust to the Gaussian noise and is invariant with respect to the attenuation and the phase rotation induced by subchannels. 该算法利用高阶累积量检测特征实现对子信道调制方式的检测,所提出的检测特征可抑制高斯噪声的影响。
- Simulation results show that the algorithm is effective to reduce the impacts of impulse noise, white Gaussian noise and Gaussian colored noise. 仿真实验结果表明:该算法对于冲击噪声有抑制作用,对高斯白噪声、高斯有色噪声也有一定的抑制效果。
- 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。
- A noise model including Johnson noise, 1/f noise and thermal fluctuation noise is derived for the microbolometer detector and readout circuit. 推导出了包含约翰逊噪声、1/f噪声和热波动噪声的微测辐射热计和读出电路CMOS差动放大电路噪声模型。
- The average bit soft value of new scheme is researched and the formula of BER in the additional white Gaussian noise (AWGN) channel is derived. 研究了该方案在重传之后各个比特的平均软值,并推导了在高斯白信道下重传前后不同比特的误比特率。
- By constructing proper interpolation variable, more reasonable estimation of the coefficient of an autoregressive noise model of order 1 can be made. 在本文中,通过构建合适的插值变量,获得了对一阶自回归噪声模型中自回归系数更合理的估计。
- It also applies Maximum A Posteriori (MAP) estimation techniques to remove Gaussian noise without damaging edges or details of the image. 此外,它还利用了最大后验概率(MAP)估计以及相应优化算法的特点,在去除高斯噪声的同时,保护边缘和细节信息。
- Lastly, the paper presents the fractional differenced noise model and the autoregressive fractional integrated moving average model. 接着给出能描述长记忆性的分数差分噪声模型和分整自回归移动平均模型。
- The motion of plunger of oleo damper excited by colored Gaussian noise with exponential correlation time is governed by first order nonlinear differential equation. 摘要油液阻尼器受指数型高斯色噪声外激励时,活塞在油腔内的运动可用一阶非线性动力学方程描述。
- Firstly,according to the noise regularity of actual images,the noise model of the algorithm was constructed with the knowledge of readout architecture for imaging system. 首先分析了真实图像的噪声规律,利用红外焦平面的读出电路结构特性建立了噪声模型。
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries