计算机科学 ›› 2018, Vol. 45 ›› Issue (11A): 501-504.
赵小敏, 曹光斌, 费梦钰, 朱李楠
ZHAO Xiao-min, CAO Guang-bin, FEI Meng-yu, ZHU Li-nan
摘要： 软件成本估算是软件项目开发周期、管理决策和软件项目质量中最重要的问题之一。针对软件研发成本估算在软件行业中普遍存在不准确、难以估算的问题,提出一种基于加权类比的软件成本估算方法,将相似度距离定义为具有相关性的马氏距离,通过优化的粒子群算法优化后得到权值,并用类比法估算软件成本。实验结果表明,该方法具有比非加权类比、神经网络等非计算模型方法更高的精确度。实际案例测试表明,该方法在软件开发初期基于需求分析的软件成本估算比专家估算有更精确的评估结果。
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