每组十五个病人,核密度等级为3。
Each group contained 15 patients with a nuclear density of grade 3.
讨论核密度的选择方法和平滑参数的计算。
Selecting method of Kernel density and formula of smooth parameter are also discussed.
以非参数核密度估计方法拟合江苏稻谷的亩产量。
Then the rice yield in Jiangsu is fitted by nonparametric kernel density estimation method.
通过和以前工作的比较,强调了采用温度有关核密度的必要性。
This work indicates the necessity of using temperature dependent nucleon density in dealing with optical potentials at finite temperature.
本方法为核密度计的现场率定提供了一种简便易行、准确可靠的新途径。
This method provides a simpler, more accurate and reliable way to calibrate densimeter on the spot.
针对分布式数据流环境,提出基于核密度估计的分布数据流离群点检测算法。
This paper presents an algorithm for outlier detection in distributed data streams.
由核密度估计推导获得的高斯核均值漂移算法因收敛速度慢在应用中效率不高。
The Gaussian kernel mean-shift algorithm which is deduced from kernel density estimation has not been widely employed in applications because of its low convergence rate.
该方法采用核密度估计模型来构造近似密度函数,利用爬山策略来提取聚类模式。
This method USES kernel density estimation model to construct the approximate density function, and takes hill climbing strategy to extract clustering patterns.
当核密度靠近或者大于核物质的饱和密度时,这样的类声波非平庸解是可以存在的。
When the nuclear density is near or greater than the saturation density, the sound-like non-trivial solution could be found.
目的比较研究人与猪肝门静脉细胞核密度间的异同,为猪与人异种肝移植提供理论依据。
Objective To study the cellular nuclear density difference of the hepatic portal vein between the human and pig and provide evidence for pig- to-human liver xenotransplantation.
中子和物质的反应速度与中子的密度、中子的速度、原子核密度以及特有的反应截面有关。
The reaction rate of neutrons with matter depends on the density of neutrons, their velocity, the nuclear density and the particular interaction cross section.
针对基于核密度估计的图像互信息估计法运算量很大的问题,提出了一种快速互信息估计算法。
A new fast algorithm was presented to accelerate the computation of mutual information of images based on kernel density estimate.
本文基于非参数核密度估计与核回归估计的基础上,介绍了合理选取核函数及窗宽的原则和方法。
This paper introduced the selection principle and method about a reasonable kernel function and bandwidth based on the nonparametric kernel density estimation and kernel regression estimation.
本文提出一种可选择的计量方法,将“物”和“人”的因素定向加权到人均gdp分布的核密度估计中。
This paper provides alternative method which puts the factors of substance and people weight into the measurement of city distribution of GDP per capita.
通过相隔固定的帧差值阅值化得到背景样本值,并采用高斯核密度估计方法计算背景灰度的概率密度函数。
The background samples are chosen by thresholding inter-frame differences, and the Gaussian kernel density estimation is used to estimate the probability density function of background intensity.
应用非参数核密度估计方法,可以由样本直径结构很好地描述总体直径结构,而无需假定总体的直径分布。
The population diameter structure can well be described by using nonparametric kernel method based on the sample data without assuming the population diameter distribution.
与传统的背景建模方法相比,基于非参数核密度的背景建模方法具有更好的建模效果,更适应复杂场景的建模。
The way of background modeling based on non-parametric kernel density algorithm has better results than other algorithm, and could model background for slow movement.
通过高斯分布函数描述形核质点密度随温度的分布关系,在给定过冷度时对分布函数求积分可得该时刻的形核密度。
Gauss distribution function was employed to describe the relation between the density of nucleation sites and the temperature and was integrated to get the grain density at a given undercooling.
但是甲烷浓度由0.6%逐渐增加到1.2%时,所得最终形核密度比一开始就将甲烷浓度设为1.2%的形核密度低。
However, the final nucleus density obtained on gradually increasing the methane concentration from 0.6% to 1.2% is smaller than that deposited at a methane concentration of 1.2%.
血管密度高的核团包括了脑桥核、下橄榄核簇等等。
The high density nuclei consist of the pontine nuclei, inferior olivary complex and so on.
这些微粒通过增加云层内原子核量来加大云层密度。
The particles increase the density of clouds by increasing the amount of nuclei contained within.
我们知道是两个原子核之间的,电子密度保持两个原子在一起成键的。
And we know that it's electron density between the nuclei that holds two atoms together in a bond.
本研究的结果显示:DDT,VDT和LDT各核内含l -ENK神经元的分布密度,细胞形态和大小均有所不同。
The results show that the density, morphology and size of the L-ENK-containing neurons vary in DDT, VDT and LDT.
然而,在患者中,它在异常位置呈团块出现:通常是在胞核外,但有时出现在光密度差的、透镜状团块中。
In sick patients, however, it shows up as clumps in unusual places: usually outside the nucleus but sometimes in an odd, lens-shaped clump inside.
如何使用密度核估计的孤立点检测?
讨论了在适当条件下,密度函数核估计的一致强相合性。
Under certain conditions, We discuss the uniform strong consistency of kernal estimator for the density function.
我们得到在两个核间的电子几率密度的堆积。
We get a buildup of electronic probability density between the nuclei.
这个结果和手征对称性随着核物质密度增加而逐渐恢复这一通常假设是符合的。
The result is consistent with the usual assumption that the chiral symmetry is gradually restored as density of a nuclear matter increases.
对于有限核的微观光学势通过定域密度近似获得。
The microscopic optical potential of finite nuclei is obtained with the local density approximation.
本文提出了利用一维核函数构造多维密度函数一个新估计的方法。
In this paper, a new kernel estimator of multivariate density is proposed by using a univariate kernel function.
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