Crowd density estimation is very important to building designs and crowd safety.
人群的密度估计对于建筑物的设计和人群安全至关重要。
The first is kernel density estimation (KDE) detection based random walk ordering filter.
第一种是基于核心密度估计检测的随机游走排序滤波器。
Then the rice yield in Jiangsu is fitted by nonparametric kernel density estimation method.
以非参数核密度估计方法拟合江苏稻谷的亩产量。
A new method for density estimation was developed based on the Support Vector Machine (SVM).
介绍了基于支持向量机的概率密度估计。
A novel PNN model with training algorithms is proposed for class conditional density estimation.
提出了一种新的类条件密度函数估计的PNN模型及其算法。
Density estimation over data stream plays an important role in many data stream's decision support systems.
密度估计在许多流数据决策系统中都有重要的意义。
Infrared objects are represented by the intensity distribution, which is defined by the kernel-based density estimation.
红外目标的描述利用目标区域的灰度分布,该灰度分布通过核概率密度估计建立。
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。
About multivariate statistical process, three methods are introduced: Principal Component Analysis, Partial Least Squares, Kernel Density Estimation.
多元统计过程介绍了三种主要的方法:主元分析法、偏最小二乘法和核函数概率密度估计法。
This method USES kernel density estimation model to construct the approximate density function, and takes hill climbing strategy to extract clustering patterns.
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。
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。
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。
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。
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。
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。
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。
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。
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。
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。
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。
How to use density kernel estimation for outlier detection?
如何使用密度核估计的孤立点检测?
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。
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。
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。
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。
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。
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。
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