Improving Effort Estimation by Voting Software Estimation Models

Table 8

The two input variables for effort estimation.

Direct effect variable	𝑋1	Exp(4.24+0.56∗log(Size)+0.68∗log(TeamSize)+𝛾𝑘Φ(Development Type 𝑘) 𝑘=1,2,3
Inverse effect variable	𝑋2	Exp(𝛼𝑖Φ(LanguageType𝑖)+𝛽𝑗Φ(DevelopmentPlatform𝑗)+Φ(Development Technology) 𝑖=1,2,3,4;𝑗=1,2,3,4