Data on several important sensitivity tests are analyzed again by a method of magnitude order estimation, then a concept on the critical thermal energy density is formulated.
从能量角度用数量级估计的方法分析数种重要的感度试验数据,提出临界热能密度的概念。
Making use of equivalent density the model is simplified effectively, a simple and feasible method is offered for mode estimation of a missile's large-scale finite-element model.
同时利用等效密度有效地简化模型,为导弹大型有限元模型的模态估计提供了一种简单可行的方法。
A discrete method for stochastic variable (features) space of class-conditional-probability density and estimation method for class-conditional -probability distribution is proposed.
本文提出了类条件概率密度随机变量(特征)空间离散化及类条件概率分布估计方法。
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.
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 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.
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。
To forecast the outbreak of pest insects is based on the estimation of population density.
准确估计害虫种群密度是进行虫害预测预报的基础。
On the basis of the previous work, the authors make an estimation about power density within the beam covered area.
推导了无线电波传输路径上各点经纬度及高度坐标等参数,并在此基础上进行了波束覆盖区功率密度的估算。
This paper discusses four aspects of the iterative detection of the MC-CDMA system, including equalization, feedback, channel estimation and the density evolution analysis of the MC-CDMA system.
本文从迭代检测的均衡、反馈、信道估计和密度演进分析四个方面展开讨论。
In order to improve the performance of median filter and enhance adaptability for different intensity pepper-salt noise, a median filter based on noise density estimation is proposed.
为了提高中值滤波器的滤波性能和适应不同强度的椒盐噪声,提出了基于噪声强度估计的中值滤除算法。
Introducing azimuth and radial integrated coefficients, estimation formula of vertical target density with miss projectile is derived.
引入方位系数和径向综合系数,推导出了有脱靶弹的立靶密集度估计公式。
This calculation method can provide theoretical and engineering practice reference for vertical target density estimation of automatic gun with a few miss projectiles.
该计算方法可以为少量脱靶弹存在时自动火炮立靶密集度估计问题提供理论与工程实践的参考。
To satisfy the need of video moving object locating in intelligent video surveillance scenes, video moving object locating technology based on nonparametric kernel density estimation is proposed.
针对智能视频监控场合对视频运动目标定位的需求,本文提出了一种基于非参数核密度估计的视频运动目标空域定位技术。
A least Pth optimization method is developed for estimation of structural dynamic parameters from estimated response spectrum power density function.
本文提出用最小p乘优化方法从响应功率谱估算结构的动力参数。
SVM is a kind of general learning algorithms, which has been widely used in pattern recognition, regression estimation, function approximation, density estimation, etc.
支撑矢量机是一种普适的算法,已经广泛地用于模式识别、回归估计、函数逼近、密度估计等方面。
Mean shift based image segmentation algorithm is a kind of kernel density estimation based feature space analysis algorithm, and the nature of it is statistical optimization.
均值漂移算法是一种基于核密度梯度估计的特征空间分析算法,其实质是一种统计优化过程。
A technique for catching a dense region of crowd based on crowed density estimation of the local region and region segmentation is studied.
以局部区域为分析对象,结合人群密度估计和区域分割技术,实现了一种捕捉人群聚集点的方法。
An introduction is Made of the method of using the weight of probability density function of error distribution law to conduct anti-error estimation.
文中主要介绍了利用误差分布律概率密度函数定权来进行抗差估计的一种方法。
The estimation of the cathode current density of CRTs from cathode image by means of TV camera and micro-processing technique is proposed.
本工作利用电视和微处理技术,把整幅阴极象存入微机内存,经处理后推算出阴极电流密度。
At last, this paper will also apply the stand density model established with artificial neural network in asset assessment of forest resources and the estimation of growth and harvest.
最后,本文还将把人工神经网络建立的林分密度模型用于森林资源资产评估,进行生长收获的预估。
Then, based on the analysis of possible limitation of LS estimation, the ridge estimation is put forward to establish the equation of canopy density estimation.
在分析LS估计存在缺陷的基础上,提出采用岭估计建立郁闭度估测方程。
The density of crowed is often high in the unexpected crowd incidents. So this paper decided to adopt texture estimation to extract the characteristics of population density.
在突发人群聚集事件发生时,通常是高密度场景,因此本文决定采用基于纹理的分析方法来提取人群密度特征。
Making use of two order statistics to construct a sample fonction for confidence interval estimation of the scale parameter, the probability density function of the sample function is discussed.
最近,对指数分布的参数和正态分布的位置参数讨论了基于残缺观测数据的区间估计”,‘’。
To overcome the shortcomings of the GCOD, a high-dimensional clustering algorithm for data mining, the paper proposes an intersected grid clustering algorithm based on density estimation (IGCOD).
针对高维聚类算法——相交网格划分算法GCOD存在的缺陷,提出了基于密度度量的相交网格划分聚类算法IGCOD。
This paper proposes a blind identification approach to direction of arrival estimation of coherently distributed sources without knowing the accurate function forms of the angular signal density.
针对相干信号源分布式目标,在具体的空间信号分布函数形式未知的情况下,提出了一种基于盲辨识的分布式目标波达方向(DOA)估计方法。
This paper proposes a blind identification approach to direction of arrival estimation of coherently distributed sources without knowing the accurate function forms of the angular signal density.
针对相干信号源分布式目标,在具体的空间信号分布函数形式未知的情况下,提出了一种基于盲辨识的分布式目标波达方向(DOA)估计方法。
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