optimize structure meaning in English
优化结构
Examples
- Firstly , influence factors of generalization of neural network are presented in this thesis , in order to improve neural network ’ s generalization ability and dynamic knowledge acquirement adaptive ability , a structure auto - adaptive neural network new model based on genetic algorithm is proposed to optimize structure parameter of nn including hidden layer nodes , training epochs , initial weights , and so on ; secondly , through establishing integrating neural network and introducing data fusion technique , the integrality and precision of acquired knowledge is greatly improved . then aiming at the incompleteness and uncertainty problem consisting in the process of knowledge acquirement , knowledge acquirement method based on rough sets is explored to fulfill the rule extraction for intelligent diagnosis expert system , by completing missing value data and eliminating unnecessary attributes , discretization of continuous attribute , reducing redundancy , extracting rules in this thesis . finally , rough sets theory and neural network are combined to form rnn ( rough neural network ) model for acquiring knowledge , in which rough sets theory is employed to carry out some preprocessing and neural network is acted as one role of dynamic knowledge acquirement , and rnn can improve the speed and quality of knowledge acquirement greatly
本文首先讨论了影响神经网络的泛化能力的因素,提出了一种新的结构自适应神经网络学习算法,在新方法中,采用了遗传算法对神经网络的结构参数(隐层节点数、训练精度、初始权值)进行优化,大大提高了神经网络的泛化能力和知识动态获取自适应能力;其次,构造集成神经网络,引入数据融合算法,实现了基于集成神经网络的融合诊断,有效地提高了知识获取的全面性、完善性及精度;然后,针对知识获取过程中所存在的不确定性、不完备性等问题,探讨了运用粗糙集理论的知识获取方法,通过缺损数据补齐、连续数据的离散、冲突消除、冗余信息约简、知识规则抽取等一系列的算法实现了智能诊断的知识规则获取;最后,将粗糙集理论与神经网络相结合,研究了粗糙集-神经网络的知识获取方法。 - And use this optimization program computate the boom structure shape of heavy bucket - wheel stacker & reclaimer ; based on shape optimization , we use second optimization technology to optimize structure section size . the optimization results are satisfied . the computation indicates that considering the geometric nonlinear element can enhance the calculation efficiency and precision of optimization design evidently in sensitivity analysis
编制了空间刚架结构优化设计程序( 3dfem - opt . for ) ,并利用编制的优化程序对某大型斗轮堆/取料机前臂架在最大应力约束条件下,进行结构形状优化设计;在形状优化的基础上,采用二次优化技术,对结构的截面尺寸进行了优化。 - By running this model . according to the back - propogqtion neural net principle , the town land optimized structure model was set up . this model planned the residential land , industrial land , commercial and public building land , transportation land , street and square land , green space , public utilities land , warehouse land were 155
根据b p神经网络结构的基本原理，建立了以第一、二、三产业产值，镇区常住人口，镇域总人口为输入项，居住用地、工业用地、公共设施用地、对外交通用地、道路 - But , in the backdrop of westward opening up and globosity economy , development problem of lan zhou " city on how to be in harmony with city and urban around it henceforth , how to lead to development to city and urban around lanzhou according to a more optimizing structure of city and urban , how to become a note city in the network of global city for dissolving a system of global city , turn into a deserving broody question
但是，在经济全球化、西部大开发的背景下，兰州市今后如何与周边城镇协调发展，如何以一种更优化的城镇空间布局，与周边城镇协调发展。如何成为世界城市网络中的一个节点，来溶入全球城市体系，成为一个值得思考的问题。 - And it dos set up the economy target , in terms of which , gdp of 2020 will be four times as much as of 2000 and the nation ' s comprehensive strength and competition will be enhanced obviously , basing on the optimized structure and high efficiency industrialization will be realized on the whole
党的十六大已提出全面建设小康社会的目标。十六大提出的经济目标是，在优化结构和提高效益的基础上，国内生产总值到2020年力争比2000年翻两番，综合国力和竞争力明显增强。