Scientific Programming / 2019 / Article / Tab 4

Research Article

Local versus Global Models for Just-In-Time Software Defect Prediction

Table 4

Local vs. global models in the 10 times 10-fold cross-validation scenario.

IndicatorProjectGlobalLocal
k = 2k = 3k = 4k = 5k = 6k = 7k = 8k = 9k = 10

AUCBUG0.7300.7040.6870.6840.6980.6880.6860.6860.6930.685
COL0.7420.7190.7080.7010.7030.6570.6660.6700.6680.660
JDT0.7250.7190.6770.6700.6750.6970.6710.6740.6710.654
MOZ0.7690.5400.7410.7150.7030.7300.7300.7250.7310.722
PLA0.7420.7330.7020.6930.6540.6770.6400.6380.5880.575
POS0.7770.7640.7580.7600.7580.7530.7550.7050.7570.757
W/D/L0/0/60/0/60/0/60/0/60/0/60/0/60/0/60/0/60/0/6

F1BUG0.6630.6440.6280.6160.6030.5980.6080.6100.6010.592
COL0.6960.6720.6490.6690.6780.6340.5370.5960.6040.564
JDT0.7230.7060.7640.7570.7340.6950.6150.6430.7320.722
MOZ0.8250.3740.8530.7580.7850.7410.7180.7370.7310.721
PLA0.7040.6780.6750.5270.4770.5570.7430.7710.6270.604
POS0.7620.6990.7470.7590.7460.6980.6970.3390.6990.700
W/D/L0/0/62/0/41/1/40/1/50/0/60/1/51/0/50/1/50/1/5

ACCBUG0.4210.4520.4710.4580.4240.4510.4500.4630.4460.462
COL0.5530.4580.3750.2530.4430.0680.1950.4590.4030.421
JDT0.3540.5320.3740.4310.2910.4810.4390.3140.2870.334
MOZ0.1890.3860.3280.3550.3640.3010.2700.3120.3120.312
PLA0.3680.4720.5090.5420.4970.5090.4560.4420.4560.495
POS0.3360.4900.3970.3790.4570.4420.4060.3410.4000.383
W/D/L5/0/14/1/14/1/13/1/24/1/14/1/12/2/23/1/24/1/1

BUG0.742 0550.7470.7440.7260.7380.7490.7500.7600.7500.766
COL0.7260.6610.6240.4010.7310.2950.4210.6440.6280.681
JDT0.6600.7790.6250.6980.5680.7250.7080.6030.5990.634
MOZ0.5550.6790.6260.6450.6590.5880.5890.6430.6340.630
PLA0.6640.7230.7270.7840.7460.7580.7180.6730.7160.747
POS0.6730.7290.6800.6510.7090.7390.6830.5960.6690.644
W/D/L4/1/12/2/22/1/33/2/14/1/12/3/11/2/31/3/22/1/3

Article of the Year Award: Outstanding research contributions of 2020, as selected by our Chief Editors. Read the winning articles.