提出一种投影函数:最小邻域均值投影函数。
A projection function called minimal neighborhood mean projection function (MNMPF) is proposed.
提出了一种基于加权方差投影函数(WVPF)的眼角定位方法。
We propose an approach for eye corner location based on weighted variance projection function (WVPF).
实验结果表明,利用混合投影函数可以相当精确地确定眼睛中心的位置。
Experimental results show that eyes can be located quite accurately by using hybrid projection function.
在此代码中,可能导致出错的主要情况是ST _ Transform函数无法从给定的纬度和经度计算出投影坐标中的正确点值。
In this code, the main thing that can go wrong is that the ST_Transform function cannot compute a proper point value in projected coordinates from the given latitude and longitude.
WebSpheremq函数可以在任何可使用函数的地方进行调用:值子句、投影列表、查询过滤器、存储过程和触发器。
The WebSphere MQ functions can be invoked anywhere a function can be used: values clause, projection list, query filters, stored procedures, and triggers.
依此原理,模拟了双高斯分布函数的投影,并由平行束卷积法重建出模拟的温度场。
On this foundation, it simulates the projections for double Gauss distribution function and reconstructs the simulating temperature field by the convolution method for parallel beam.
投影定理在平稳时间序列的预报及函数逼近研究中起着重要的作用。
Theorem of projection is more important in the study of prediction of stationary discrete-time sequence and function approximating.
文中讨论了闭包算法在函数依赖投影求解以及基于BCNF的关系分解中的应用。
The article discussed the applications of the closure algorithm to solve the problem of the functional dependency projection, and the relation decomposition based on BCNF.
最后,对基本投影寻踪聚类模型进行改进,重点是对目标函数的改进。
Finally, the basic projection pursuit clustering model is improved, in particularly the improvement of the objective function.
然后利用遗传算法全局寻优的特点,寻找出使投影指标函数达到最优的投影值;
Then find the projection value which can optimize the projection index function via the whole optimization characteristic of AGA.
该变换具有最优稀疏约束条件,能使一次波在一组基函数上的投影能量尽可能小。
The transform is characterized by optimum sparseness constraint condition that makes the mapping energy of primary reflections on a set of basis function as small as possible.
镜头调制传递函数(MTF)的测量有正投影和逆投影两种方法。
There are obverse and adverse projection two methods for measure modulation transfer function(MTF) of lens.
本文首先提出了价值函数的概念,它是把不具有直接可比性的商品投影到某个具有可比性的价值系统的影射。
This article introduces a concept of value function, which is a mapping from a commodity system, which has no comparability, to a comparable value system.
由相函数的几何表象得出:热力学相平衡图实质上是相函数的投影图。
From the geometrical representation of the phase function, it is pointed out that the thermodynamic phase equilibrium diagram is in essence a projection diagram of phase function.
利用梯度投影构造搜索方向,并使用符号函数对搜索方向和搜索函数进行有效的控制。
The search direction is formed by using gradient projection, and the search directions and functions are controlled effectively by the sign functions.
根据3 -D数据的优势,利用图像成像原理和球面调和函数理论,结合3 - D投影原理和PC A技术建立了一个3 - D人脸模型。
A 3-d face model is constructed by the imaging theory and spherical harmonics, combining with the principle of 3-d projection and PCA.
实际测定了四种不同加工方法的非织造布纤维取向分布函数,并将数据与显微投影法测得的纤维取向分布实测数据进行了比较。
The practical fiber ODFs of nonwoven fabrics with 4 different processing methods are measured and the data are compared with that of fiber orientation distribution measured by microscope projector.
该模型一方面采用粒子群算法优化投影指标函数及逻辑斯谛曲线函数参数,确保了模型参数的准确性;
The model, on the one hand, uses the PSO to optimize the projection index function and the parameters of LCF so as to ensure the accuracy of the parameters used in the model.
利用集合的表示函数、支撑函数、距离函数和投影等研究闭凸体的典范表示及点到边界的投影特征。
Some relationships among the support function and indicator function of a convex set and their second-order epi-derivatives are given.
利用集合的表示函数、支撑函数、距离函数和投影等研究闭凸体的典范表示及点到边界的投影特征。
Some relationships among the support function and indicator function of a convex set and their second-order epi-derivatives are given.
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