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spline513
这是一个三次样条插值函数实现的C代码。如果插值点需要改变,可以在程序中改定。(This is a cubic spline interpolation function of the realization of the C code. If interpolation points need to change, the procedures will change.)
- 2020-12-10 16:19:18下载
- 积分:1
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select
根据中国气象数据网下载的全国气象站点的数据,批量提取所需站点的数据。(According to the data of the national meteorological station, which is downloaded by the China Meteorological data network, the data of the required sites are extracted.)
- 2018-01-14 11:00:28下载
- 积分:1
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BigNumberPlusMinusMuitiplyDivide
可以实现十几位整数的四则运算,效率也较好(Four operations can be more than a dozen integer,and the efficiency is better)
- 2012-05-10 09:56:55下载
- 积分:1
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bearing-fault-frequency-calculation
故障频率计算程序,计算轴承各部件的故障频率(Failure rate calculation program to calculate the bearing parts of the fault frequency)
- 2020-12-20 15:49:09下载
- 积分:1
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BESOpython
BESO的python程序,对于进行abaqus的二次开发很有帮助,这样可以将有限元单独在abaqus中进行处理,而优化算法则采用python进行编写(BESO python program, for the secondary development abaqus helpful, so that the finite element can be handled separately in abaqus, while the optimization algorithm is written in python)
- 2021-04-05 22:49:03下载
- 积分:1
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Map-projection
1、根据所给的中国版图数据
绘制显示基于北京54坐标系的经纬度数据
编写兰勃特投影转换程序,转换上述数据,并显示
编写墨卡托投影转换程序,转换上述数据,并显示
同时,要绘制相对应的经纬网格,网格间距5度
2、根据所给的世界版图数据
绘制显示基于WGS84坐标系的经纬度数据
编写墨卡托投影转换程序,转换上述数据,并显示
计算北京(116.4,39.8)到巴黎(2.2, 48.52)的大圆轨迹,并显示
同时,要绘制相对应的经纬网格,网格间距5度(1, according to the Chinese territory given display data drawn based on latitude and longitude data write Beijing 54 coordinate system Lambert projection conversion process, the conversion of the data, and displays the write Mercator projection conversion process, the conversion of the data, and display the same time, Draw the corresponding latitude and longitude grid, the grid spacing of 5 degrees 2, according to the world map rendering display data written to the Mercator projection based on latitude and longitude data conversion program WGS84 coordinate system, the conversion of the data, and displays the calculation Beijing (116.4, 39.8) to Paris (2.2, 48.52) the great circle track and display the same time, to draw the corresponding latitude and longitude grid, the grid spacing of 5 degrees)
- 2015-12-08 21:51:30下载
- 积分:1
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grey
说明: 灰色预测模型,对未来数据进行预测,同时还有误差检测(GM(1,1),Grey prediction model, which can forecast future data and detect errors at the same time)
- 2020-06-18 18:00:01下载
- 积分:1
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模拟退火算法 msa
模拟退火算法,地球物理反演,非线性反演算法(Simulated annealing algorithm)
- 2020-06-23 10:40:01下载
- 积分:1
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half
计算半方差,如果按克里金法计算插值要求计算半方差,用此程序可实现。(Calculation of semi-variance, if the Kriging interpolation method call for the calculation of semi-variance, using this procedure can be realized.)
- 2008-05-15 13:48:06下载
- 积分:1
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bingtaixitong
对病态系统采用了四阶龙格库塔法和蛙跳法进行了仿真,得到了很好的实验结果(Pathological systems using fourth-order Runge-Kutta method and the leapfrog method for the simulation, the experimental results)
- 2012-07-07 09:47:50下载
- 积分:1