说明：  匹配追踪和正交匹配追踪，一种噪声辅助数据分析方法,用蒙特卡洛模拟的方法计算美式期权的价格以及基本描述。
( Matching Pursuit and orthogonal matching pursuit, A noise auxiliary data analysis method, Monte Carlo simulation method of calculating the American option price and basic description. )