Identifying the risk factors affecting the overall cost risk in residential projects at the early stage

Many previous studies have developed models for estimating the total cost, whether in planning stage or early of project. However, overall risk were proposed only. This paper identifies factors affecting residential projects at stage. The 43 identified using a Delphi technique. Experts summarize into four that can be used to predict A multilayer perceptron model with one hidden layer was proposed. mean absolute error rate 10%. Risk develop impact on project cost helps stakeholders decide should continue terminated.