1) shot noise
发散噪声[声]
2) noise variance
噪声离散<声>
3) shot noise
散粒噪声
1.
Monte Carlo simulation of shot noise in the coherent and mesoscopic system;
相干介观系统中散粒噪声的Monte Carlo模拟方法研究
2.
Luttinger parameter of carbon nanotubes investigated by shot noise experiment;
用散粒噪声测量碳纳米管中Luttinger参数
3.
Effects of quantum interference on differential conductance and shot noise in ferromagnet-insulator-ferromagnet-d-wave superconductor junctions ;
铁磁-绝缘层-铁磁-d波超导结中的量子干涉效应对微分电导与散粒噪声的影响
4) Shot noise
散点噪声
1.
Besides,positive shot noise in the image is reduced,which significantly improves the quality of the image.
实验表明,改进后的系统除了获得良好的空间分辨率和检测灵敏度之外,还降低了正向散点噪声对图像的干扰,系统的成像质量得到明显提高。
5) speckle noise
散斑噪声
1.
Speckle compressing algorithm of preserving the geometrical features and suppressing speckle noise in images;
一种保持几何形状的散斑噪声压缩算法
2.
Comparison and discussion about Lee althorithm and wavelet threshold althorithm using speckle noise reduction;
抑制散斑噪声的Lee算法和小波阈值算法讨论及其比较
3.
By applying multi-scale principle of wavelet transform and curvelet transform,the zero-order diffraction spot is eliminated,and the speckle noise is reduced effectively while more edge information of object is maintained.
利用小波变换和Curvelet变换的多尺度处理,成功滤除再现像中的零级衍射光斑,有效减小散斑噪声的影响并保留更多物像边缘信息,得到较高质量的数字全息再现像。
6) scattering noise
散射噪声
1.
In this paper the effects of scattering noise on input images for holographic storage in photorefractive lithium niobate crystals have been investigated in detail by means of measurements of loss of signal to noise ratio (LSNR).
采用信噪比损失系数 (LSNR)深入研究了光折变铌酸锂晶体中散射噪声对全息输入图像像质的影响。
2.
By use of the narrow laser beam,the scattering noise and the particle size of the recording materials can be measured.
本文指出全息记录材料可看作一散射物体，当激光束通过它后形成散射光，对全息再现象来说，它就是散射噪声，利用细激光束很容易测量出散射噪声和记录材料中散射颗粒的大小，后者对干板的鉴别率起着决定性的作用，而鉴别率不够，将会导至全息记录的彻底失败。
3.
Experimental results show that nonvolatile holographic recording can suppress scattering noise.
双掺杂LiNbO3非挥发全息记录实验表明,非挥发全息记录对相干散射噪声有很好的压制作用。
补充资料：噪声等效声级（简称LEQ）
噪声等效声级（简称LEQ）：是指在规定的时间内，某一连续稳态声的A\[计权\]声压，具有与时变的噪声相同的均方A\[计权\]声压，则这一连续稳态声的声级，就是此时变噪声的等效声级。噪声等效声级(分贝）数值越小越好。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条