Brief analysis of three methods of software cost estimation
LU Guang-nan · Journal of Changchun University · 2008
In this thesis we introduce some popular concept of cost estimation of software development.There are three main methods of cost estimation:expert method,analog method and parameters model method.There are two basic strategies of software estimation: from top to bottom,from bottom to top.All these three estimation methods depend on history dAtA,and must modify with the growth of data point.So based on those fact that already had happenod,will lead us to a more accurate result of estimation.