mapping functions造句
例句与造句
- Secondly , a non - linear mapping function from multiple inputs ( design variables ) to output ( maximum dynamic stress ) is constructed within bp neural networks , in order to obtain the constraint function values that are necessary in optimum design of structures using genetic algorithms and get the optimum solutions . the generation ability of the bp network after training can be used to replace the calculation of fem , which makes the constrained optimization to be possible
其次，由于动应力的有限元法计算过程复杂，计算量巨大，在应用优化算法时，需要反复计算，为了使优化过程可行，设计了bp神经网络，利用有限元计算的样本数据建立起结构设计参数(输入)与动应力(输出)的非线性映射关系，从而代替有限元法，快速计算结构动应力。 - A non linear mapping function from multiple input data ( damage parameters - damage locations and damage extents ) to multiple output data ( differences of displacements between damaged structure and intact structure calculated by fem ) is constructed within bp neural networks in order to obtain the objective function values that are necessary in identification of the damages in bridge structures using genetic algorithms and get the optimum damage parameters
摘要利用神经网络对有限元计算的样本数据建立起桥梁结构的损伤参数损伤位置、损伤程度（输入）以及位移差损伤结构与完好结构的位移差（输出）的全局性映射关系，以获得遗传算法求解桥梁结构损伤问题所需的目标函数值，从而识别桥梁的损伤参数。 - Chapter iv , " the unite of gis and oa " , embarks from a concrete oa system and project , elaborated how to insert the gis system into the oa system , from the aspects of map function , parameter transmission , edition control and so on , and finally produced several feasible solutions by comparing each other
第四章“ gis和oa的结合”从一个具体的oa系统和项目出发，从地图功能、参数传递和版本控制等方面，论述了如何把gis系统嵌入到oa系统中，并在最后有比较的给出了几种切实可行的解决方案。 - Map service platform is based on the basic environment of the webgis ' s development and running , it is made up of the components layer and the connector , and it is application - oriented and provides for common map function , if webgis " s development is based on map service platform , the cycle of development will be shortened and the difficulty of development will be reduced
地图服务平台是基于基础webgis开发和运行环境的二次开发平台，本文中讨论的地图服务平台是基于arcims ，由构件层和连接器组成，面向应用开发，提供通用的地图功能。基于地图服务平台开发应用系统可以缩短系统的开发周期，降低系统开发和系统扩展的难度。 - In the training this network ' s topology structure and mapping function are the most optimal all along . and the learning velocity and precision are improved . with this recognition method shape pattern information and magnitude can be received rapidly and exactly , which can provide reliable data for later shape controlling
本文将优化网络用于板形信号的模式识别，建立了6输入、 3输出的识别网络模型，该网络性能在训练过程中始终保持最优，能够达到最佳结构，加快了学习速度和训练精度，可以快速、准确求出板形缺陷的模式信息及数值大小，为后续板形控制调节量的设定提供了可靠依据。 - It's difficult to find mapping functions in a sentence. 用mapping functions造句挺难的
- Otherwise , an active integral chaotic measuring circuit is suggested based on the analysis of the present nonlinear circuits in this paper , which gets rid of nonlinear distortion of map function in constant - voltage mode and defect of constant - current source operating on - off state . using a general operational amplifier , high precision can also be obtained . a nth - order chaotic measuring system can be composed of its interconnection
另外，本文在分析原有非线性电路的基础上提出一种有源积分式混沌测量电路，它克服了恒压式测量电路映射函数存在非线性失真、恒流式测量电路不宜工作在开关状态的不足，利用普通的运放也获得较好的测量精度。
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