This article mainly introduces the methods of how to realize the geological scientific information visualizaion in the geology and achieved managing geological information scientifically and visualizational computer analyzing . it also gives thorough discuss about arithmetic methods about the geological visualization 本论文主要探讨了在地质领域实现地质科学信息可视化的方法,地质信息的科学管理和计算机可视化分析软件系统设计等方面的研究。
Finally , to realize load balance methods , two arithmetic methods , adcf and vdcf , are proposed to estimate and pre - estimate the number of terminals in a wlan cell , which are based on the performance analysis of ieee 802 . 11 distributed coordination function ( dcf ) 最后,为了实现负载均衡策略,本章在分析ieee802 . 11无线局域网分布式协调功能dcf ( distributedcoordinationfunction )性能的基础上,提出估计小区内终端数的算法: adcf和预测小区内终端数的算法: vdcf 。
The principles and methods of nonlinear programming are applied in this paper to find a kind of nonlinear feedback analysis method of seepage in fractured rock mass . on the basic of theoretical analysis and test performed with the experimental model , a series of significant conclusions concerning the feasibility and calculating efficiency of the method are summarized , meanwhile , a kind of improved arithmetic method is worked out 利用实测渗流场资料反求岩体渗流参数是岩体渗流研究的一个方向,但目前在裂隙岩体渗流参数反馈问题方面进展不大,本文把非线性规划理论引入裂隙岩体渗流反馈分析计算中来,通过理论分析和实验验证,寻求到一种有效的适合裂隙岩体渗流运动特点的反馈分析方法,并获得了应用渗流反馈方法的几点指导性的结论。
And the image information was disposed with jpeg arithmetic method to compress the data on the server , decompress the data to display it on the client . to video and audio data , we take the method of microsoft directx . in the part of transmission control , we implemented the transmission of multimedia data by ip - multicast method and udp protocol . moreover to assure the integrality and synchronization of the multimedia data , we designed and implemented application layer transfer control protocol above the connectionless lower network protocol 在传输控制方面,多媒体信息传输采用ip多播udp传输协议,设计并实现了在无连接的网络协议上的应用层传输控制协议,保证多媒体信息的完整性和同步性,建立了控制命令通道,控制命令信息传输采用tcp协议,从而既保证了控制命令的可靠传输,又提高了多媒体信息的传输性能。
The basic rough set theory is introduced in brief . the method of how to get the decision rules through the rough set and recent popular arithmetic methods are mentioned . finally , a real - life example is given to explain the basic notions and get the decision rules to illustration the problem 3 .引入非参数式可变精度粗糙集模型,介绍一些基本的概念和性质,并给出证明;用分布一致性方法来对多属性决策问题进行多属性约简,引入相关的概念,并对所得到的性质和判定定理,给予理论上的证明,得出最后的决策步骤,并且最终获得多属性决策问题的决策规则。
It also roundly researched the solution of the helmholtz equation in the circumrotating ellipsoidal coordinates , and discussed how to calculate the solution of the electro - magnetic field in the circumrotating ellipsoidal coordinates using special functions , and researched circumrotating ellipsoidal cavity ’ s latent value and quality parameter using arithmetic simulation , finally we compared the ellipsoidal cavity with the spheriform cavity . the main content of this thesis are as following : 1 . calculated the distribution of the electro - magnetic field inside the ellipsoidal cavity based on maxwell equations and boundary conditions , and confirmed the syntonic mode inside the ellipsoidal cavity using arithmetic methods 本文从maxwell方程及其边界条件求解出椭球腔内的电磁场分布,较为全面的研究了旋转椭球坐标系下赫姆霍兹方程的解的问题,讨论了用特殊函数来求解旋转椭球坐标系下电磁场的解,并通过数值仿真研究了旋转椭球谐振腔的本征值和品质因数,并和球形谐振腔做了比较,主要内容为: 1 .用maxwell方程及其边界条件求解出椭球腔内的电磁场分布,并且分析了椭球腔内的谐振模式。