最近提交

  • A regression model on effective exchange rate of RMB based on Random Forest 

    Lv, Weihang; Zhang, Renshou; 吕伟航 (IEEE Computer Society, 2011)
    RMB exchange rate becomes more uncertain with 2008 financial crisis. The relation between RMB exchange rate and the impact factors is worth to study. In this paper, a regression model between RMB exchange rate and the ...
  • On-machine profile measuring system for grinding surface of aspheric lens 

    Lei, Xiangyang; Huang, Hao; Yang, Feng; Chen, Xianhua; Xu, Qiao; 杨峰 (Trans Tech Publications, 2011)
    In this paper, an on-machine profile measuring system for aspheric ground surface was presented, which involved data processing with improved two-dimensional weighted mean filtering and free form surface fitting. To verify ...
  • Study on the computer numerical control process of variable pitch, groove depth and groove width screw 

    Han, Min; Li, Shan; Deng, Lu Tao; 李珊 (Trans Tech Publications, 2011)
    The article introduces three design techniques of variable pitch & groove depth & groove width screw. We found parameterized mathematical model of the type of heterotypic screw by analyzing and computing. Then it can realize ...
  • Reliability study of complex power systems 

    Ning, Zhang; Tengfei, Ye; Yanan, Lu; Siting, Zheng; 叶腾飞 (IEEE Computer Society, 2011)
    With the fast development of the power systems, the expanding of the power system is bigger, and users have the higher requirements of the electric quality, so researches and developments in electric power systems analysis ...
  • A class of uncertain networked control systems with robust H∞fault-tolerant 

    Zhu, Li Ming; Zhu, Zongda; Yan, Yong Gang; 朱宗达 (Trans Tech Publications, 2014)
    T For the networked control system (NCS), the considered system has actuator and sensor failures. In considering the impact of the network delay on system performance, establish a new class of uncertain NCS fault model ...
  • Design and implementation of the topic-focused crawler based on scrapy 

    Xie, Dong Xiang; Xia, Wen Feng; 谢东祥 (TRANS TECH PUBLICATIONS LTD, 2014)
    E-commerce websites has abundant commercial data. Some very beneficial information to the analysis and prediction of the market can be discovered from these data by applying data mining techniques. The topic-focused web ...