Table 8. Results comparison with past studies in feature extraction using customer review datasets.

Studies	Precision	Recall	F-Measure	Remarks
This study	0.91	0.88	0.89	41 pattern-rules
Pak & Günal (2022)	NA	NA	0.70	NA
Tran, Duangsuwan & Wettayaprasit (2021)	0.89	0.76	0.81	20 pattern-rules
Tubishat, Idris & Abushariah (2021)	0.75	0.97	0.84	126 rules without the optimizer
Tubishat, Idris & Abushariah (2021)	0.92	0.93	0.92	57 rules with optimizer
Chauhan & Meena (2020)	0.88	0.85	0.86	Noun based extractions
Rana & Cheah (2019)	0.86	0.91	0.89	10 pattern-rules
Asghar et al. (2019)	0.83	0.71	0.77	10 pattern- rules
Rana & Cheah (2017)	0.87	0.92	0.89	10 pattern-rules
Kang & Zhou (2017)	0.87	0.88	0.87	7 dependency rules with 8 patterns
Samha & Li (2016)	0.83	0.87	0.77	16 dependency rules
Liu et al. (2016)	0.85	0.91	0.88	8 pattern-rules
Khan & Jeong (2016)	0.81	0.82	0.8	9 pattern-rules
Maharani, Widyantoro & Khodra (2015)	0.63	0.73	0.67	24 pattern-rules
Khan, Baharudin & Khan (2014)	0.79	0.72	0.75	16 pattern-rules
Htay & Lynn (2013)	0.73	0.86	0.79	8 pattern-rules
Bagheri, Saraee & de Jong (2013)	0.86	0.64	0.73	4 pattern-rules
Qiu et al. (2011)	0.88	0.83	0.86	4 pattern-rules

Notes.

Bolded values indicate the results obtained for this study.