Table 9. The F1-score of proposed model compared to the state-of-the-art models.

Name of the project	DNN	CBIL (Farid et al., 2021)	1D-CNN (Zain et al., 2022)	DL-based (Qiao et al., 2020)
ceylon-ide-eclipse	81.86	81.81	75.20	80.90
BroadleafCommerce	87.86	87.45	83.00	74.94
hazelcast	70.70	77.52	75.09	77.09
elasticsearch	78.50	79.98	79.13	77.21
MapDB	85.92	79.99	78.34	78.95
netty	84.71	82.36	84.18	83.79
orientdb	82.29	84.03	80.44	82.04
neo4j	83.97	84.71	80.28	83.11
titan	85.37	87.39	77.21	83.18
mcMMO	74.67	78.66	78.98	67.48
Android-Universal-Image-Loader	77.50	81.14	75.84	80.44
antlr4	86.97	74.14	86.74	85.01
junit	87.86	89.22	80.04	86.38
mct	96.67	84.75	81.83	82.95
oryx	96.39	93.97	86.07	92.76
Average	84.08	83.14	80.15	81.08