搜索资源列表
EKF
- 已知地震加速度记录，运用快速傅里叶变换求加速度的傅里叶谱。-Known earthquake acceleration records, the use of a fast Fourier transform seek acceleration Fourier spectrum.
addedmass_uel
- 此程序为基于abaqus开发的新单元，用于模拟地震等动力过程中水与结构相互作用，用于在结构表面施加附加质量-This program based on abaqus and development of new unit, used to simulate the interaction between waterand structure during the process of earthquake, which is used to calculate the mass prope
UNC
- state space-responses of earthquake
wave-equation
- 声波波动方程数值模拟，时间2阶空间12阶，PML吸收边界条件，及组合地震照明程序，对地震初学者有很大帮助-Numerical simulation of acoustic wave equation, time, second-order space 12 order, PML absorbing boundary conditions, and a combination of earthquake lighting program, the earthquake of great help
ADAP88
- ADAP-88是计算拱坝地震响应的非线性有限元分析程序。采用非线性接缝单元与壳、固、液有限元相结合，是一个比较完整的拱坝分析体系。-ADAP-88 is a finite element analysis program for computing the earthquake response of arch dams including the nonlinear effect of contraction joint opening. The nonlinear joint element
金融数据处理
- 时间序列分析是根据系统观测得到的时间序列数据，通过曲线拟合和参数估计来建立数学模型的理论和方法。它一般采用曲线拟合和参数估计方法(如非线性最小二乘法)进行。时间序列分析常用在国民经济宏观控制、区域综合发展规划、企业经营管理、市场潜量预测、气象预报、水文预报、地震前兆预报、农作物病虫灾害预报、环境污染控制、生态平衡、天文学和海洋学等方面。(Time series analysis is a theory and method to establish mathematical model by c