用于半变异函数的拟合，function[lambda_nu]=lambda(covar_gk,c_mean)%该函数计算权矩阵functiongk=general_k(lambda_nu,position)%该函数计算普通克里金法插值12.513.515.29.814.781315.618.2136.48.99.211.71214.516.519.816.913.27.512.614.918.720.717.514.713126.58.97.812.413.518.717.611.710.610.29.58.613.715.616.512.511.79.7