查询词典 forward difference operator

This paper applies self-adapting operator and local degeneracy operator to optimization layout of water pollution control system of Fujiang river in Mianyang city against problem mentioned above.

针对上述问题，在对涪江绵阳段水环境概况进行分析和评价的基础上，本文引入了自适应算子和局部退化算子，对涪江绵阳城区段的污水控制系统进行了优化布局，并与传统规划方法——试探分解法的规划结果进行了比较。

In image processing, method as follows will be introduced in this paper: a method combining image threshold iterative segmentation with threshold interpolation, edge detection operator Sobel and LoG, edge linking method using delation operator based on mathematical morphology, using boundary tracking and projection method in edge distill process. Through this method, measurement of wheelset will be met precision demand.

本文阐明了图像的分通道自动采集过程，以及对采集到的原始图像进行预处理过程，达到图像去噪声的目标，本课题采用了阈值分割中迭代阈值和阈值插值相结合的方法，Sobel算子、LoG算子边缘检测算法，基于数学形态学的膨胀运算子进行边缘断点连接以及目标提取中的投影法和边缘跟踪方法，使得提取轮对图像边缘达到测量精度的要求。

A quantified logic of clarity and vagueness is developed, based on the pattern of the G delian system T of modal logic, a clarity operator replacing the necessity operator.

基于哥德尔模式的模态逻辑系统T，本文提出了一种关于清晰性和模糊性的量化逻辑，其中利用清晰性算子来代替必然性算子。

In this paper, a mathematical description of mutation operator and a concept of mutation function for the study of evolutionary programming and evolution strategies are proposed, and several methods and examples of constructing mutation operator with uniformly distributed random variables are presented.

进化算法是研究全局优化算法中最重要的随机算法之一，本文给出了进化规划和进化策略的变异算子的数学描述，并提出变异函数的概念，在此基础上，给出了用均匀分布的随机数构造变异算子的几种方法和若干例子。

When a description of an arithmetic operator below uses the phrase "the numeric arguments are converted to a common type," this means that the operator implementation for built-in types works that way

在下面的数值运算符描述中的"数值型参数被转换为通用类型"，是指这些操作符对内置类型按如下方式工作

Through the studies on the local geometrical features of Tripod Operator, an approach for 3-D surface discontinuous detection is proposed at first. A Tripod Operator based description approach for free-form 3-D surface is then investigated.

并根据Tripod算子所具有的与模型无关的局部几何特性，提出一种基于Tripod算子的任意型表面整体描述方法，利用Tripod算子提取的局部特征在整个三维表面的统计特性，对三维表面进行更为简洁、准确的整体描述。

If the operator does not grasp now market development this trend, cannot manage the modernized management to take develops diligently goal, if the operator does not grasp the market development this to be unable to cause the management detachably now, the source of wealth to be luxuriant, uses the advanced data bank administration software management, may solve puzzle enterprise information questions and so on work security, reliability, single plane/Uses under the advanced number network environment the running rate to be quicker, the performance is stapler, data exchange speed even more quickly, accurate, running rate to be possible to hold the many client side concurrent operation quickly.

在此基础上现在有很多的商品批发商还是用手工出货，进货，计算，统计，那么成本方面和效率方面一定不高，如果达到以最小的成本得到最大的利润，那么一定需要选择科学，自动的管理方式。经营者如果不掌握当今市场发展的这一走向，就不能将现代化经营方式作为努力开拓的目标，就无法科学经营管理，让自己财源茂盛。如果采用先进的数据库管理软件管理，可以解决困扰企业信息化工作高成本、低产出、安全性、可靠性等问题，计算机/网络的管理软件运行速度快，性能更稳定，数据交换速度更加快捷、准确，可容纳多个客户端同时操作。

His main research direction is System of Hamiltonian, Table of Operator of Schrodinger, Differential operator and Small Wave Theory.

主要研究方向：Hamiltonian系统，Schrodinger算子的谱，微分算子、小波理论。

The paper showed the conception and species of the edge,and deeply explored the differential operator methods of first order and differential operator methods of second order.

通过介绍边缘的概念及种类，对传统的一阶微分方法和二阶微分方法进行了深入的探索，对各种微分方法的原理及过程，以及各种方法对图像的处理结果进行了对比分析，最后对遥感图像边缘提取方法所面临的问题和今后的发展方向表达了自己的观点。

Sobel Operator : airspace is a differential operator, through its image sharpening...

Sobel算子：是一种空域微分算子，可以通过它锐化图象。

Bob Eckert has been chairman and chief executive of Mattel for eight years.

美泰董事长兼首席执行官鲍勃·埃克尔特在任已8年。

The outlook for honors and disgraces carries on and surpasses the traditional outlook for honors and disgraces theoretically, and carries on and develops the theory of construction of socialist mora...

社会主义荣辱观的提出在理论上是对传统荣辱观的一次继承和超越，是对社会主义道德建设理论的继承和发展，在实践上有利于形成良好的社会风尚。