查询词典 graph theory

Therefore,in the studyof fullerenes,graph theory is also a powerful tool.

因此在富勒烯的研究中，图论也是一个有力的工具。

With the knowledge of Graph Theory, the model can automatically get the incidence matrix, thus realize the hydraulic calculation.

最大程度地减少了用户所需要输入的数据量，为管网计算带来了一定程度的方便。

A new graph theory methodology is presented for analysis of the unsteady flows in open channel network, including the structure and characteristics of the incidence matrix A, continuity equation and energy equation with matrix A.

提出了新的渠网非恒定流图论原理，包括适应渠网非恒定流特征的节支关联矩阵A的构建方法及性质分析，基于A的节点连续性矩阵方程和节点水深矩阵方程等。

Based on the experimental result, probability of error and index of evaluation through comparing with image segmentation based traditional FCM and image segmentation based graph theory.

通过与传统FCM图像分割方法、基于图谱理论的图像分割方法的实验结果、错分概率及评价指标的对比分析，证明所提出的改进FCM方法能够很好地解决图像分割问题。

In this paper, the conventional studies on invulnerability based on graph theory are reviewed firstly.

本文首先从抗毁性分析、抗毁性优化两个方面详细综述了目前复杂网络抗毁性研究的进展。

In chapter 2, basic knowledge of graph theory and communication correlation to invulnerability on topological structure of RCN is introduced.

文章第二章，介绍了与野战地域通信网拓扑层抗毁性相关的图论及通信基础知识。

How to determine the isomorphism of graphs is a difficult problem of graph theory,which is not completely solved so far.S.M.

图同构的判定性问题是图论理论中的一个难问题，至今没有得到彻底解决。

And a good result can be gotten in low contrast image by combined with morphologic operation. graph-theory ; segmentation ; isoperimetric algorithm ; morphology

由于基于图论的分割方法可获得精确的结果，近年来引起人们越来越多的兴趣，是国际上图像分割领域的一个新

One algorithm,isoperimetric algorithm based on graph theory is applied and researched on image segmentation.Firstly,isoperimetric algorithm is applied in still image segmentation,and the result is compared with two methods based on edge detection and region detection.

1引言图像分割是图像处理领域和计算机视觉中的一个基本而关键的问题，其目的就是将人们感兴趣的目标从图像背景中提取出来，为后续的分类、跟踪、识别、处理等提供基础。

Based on the characteristics of molecular structure,the relationship between heat of combustion, heat of formation of aliphatic ketone and its molecular structure is studied with the graph theory.

本文用图论方法探讨了气态脂肪酮的燃烧热和生成热与分子结构的关系，提出了一个结构基础明确的定量关系。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。