Software Defect Prediction Based on Elman Neural Network and Cuckoo Search Algorithm

Table 6

The Cliff’s Delta of the 4 networks.

Cliff’ delta	CS-Elman neural network	Elman neural network	CS-BP neural network	BP neural network
CS-Elman neural network	—	0.1837	0.2245	0.3878
Elman neural network	−0.1837	—	0.0816	0.3469
CS-BP neural network	−0.2245	−0.0816	—	0.3961
BP neural network	−0.3878	−0.3469	−0.3961	—