spatial noise

Experimental results show that the new algorithm has better performance than Density Based Spatial Clustering of Applications with Noise ( DBSCAN).

实验结果表明，新算法较基于密度的带噪声数据应用的空间聚类方法（DBSCAN）具有更好的聚类性能。

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The theory of distribution of peaks in normal random process has been expanded to calculate the spatial distribution of environmental noise peaks.

本文将正态随机过程的峰值分布理论推广到环境噪声峰值的空间分布的计算上。

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Retrofitting of Differential-pressure Measuring Systemof Boiler Drum Level on No.3 Boiler in Luohe Power Plant The spatial stochastic distribution of phase concentration would cause a differential pressure noise when two phase flow is crossing a throttling set.

洛河电厂3号炉汽包水位差压测量系统改造两相流流过节流装置时产生的差压测量噪音是由于相浓度在空间的随机分布所引起的。

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By exploiting the characteristics of both wavelet thresholding denoising and spatial Lee filtering, a combined scheme for the noise removal in images is presented.

利用小波阈值去噪方法和传统空间域Lee滤波的特点，提出了一种图像去噪的的组合滤波方案。

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Through fuzzy clustering algorithm bring to bear MRF model spatial restriction field, consequently enhancing algorithm noise immunity.

由于将MRF模型的空间约束施加给模糊聚类算法，从而增强了算法的抗噪声能力。

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The spatial stochastic distribution of phase concentration would cause a differential pressure noise when two phase flow is crossing a throttling set.

两相流流过节流装置时产生的差压测量噪音是由于相浓度在空间的随机分布所引起的。

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By using spatial differencing technique, the effect of correlated noise with Toeplitz-structure covariance matrix is removed. Afterwards, the two methods make use of different ways to estimate the DOAs of wideband coherent signals.

首先利用空间差分技术去除具有Toeplitz型协方差矩阵的相关噪声的影响，之后两种算法采用不同的方法来估计宽带相干信号的DOA。

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⒊ Noise prediction model is integrated into the system to achieve calculation of forecast noise value and the results of expression; It achieves several spatial analysis functions such as visibility analysis, buffer analysis and overlay analysis.

将噪声预测模型集成入系统实现了预测点噪声值的预测计算与结果表达；实现了遮挡分析、缓冲区分析、叠置分析等空间分析功能。

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Methods By means of the water phantom, noise was obtained from 3 different milliamperes ( 110 mA, 170 mA, 240 mA), and low ( AB10), medium ( AB50), and high ( AB91) spatial resolution algorithms were compared respectively.

方法借助水模分别对3种毫安值（110mA、170mA、240mA）及低空间分辨率重建算法（AB10）、中空间分辨率重建算法（AB50）及高空间分辨率重建算法（AB91）进行噪声测试比较。

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The difference between ideal diffraction pattern and that of actual measurement is considered and the actual diffraction pattern is studied on four aspects, such as white noise, characteristic of Gauss beam of LD,, spatial position and disturbance of thin cylinder and focal spot.

针对细圆柱体理想衍射花样和实测衍射花样的差异，从白噪声、光源的高斯特性、细圆柱体空间位置及外界扰动和焦点光斑等四个方面研究了实测衍射花样。

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