A New Random Forest Algorithm Based on Learning Automata

Table 4

Comparison of statistical criteria.

	Positive class			Negative class				Positive class			Negative class
Method	P (%)	R (%)	F1 (%)	P (%)	R (%)	F1 (%)	Method	P (%)	R (%)	F1 (%)	P (%)	R (%)	F1 (%)
Sentiment140 dataset							Parkinson dataset
MV	72.44	70.35	71.38	70.90	72.96	71.92	MV	69.23	66.67	67.92	59.09	61.9	60.47
RF	72.44	74.58	73.49	76.46	74.43	75.43	RF	69.23	66.67	67.92	59.09	61.9	60.47
OM	75.20	80.36	77.69	81.17	76.16	78.59	OM	76.92	68.97	72.73	59.09	68.42	63.41
Large dataset of movie reviews							Caesarean section data set
MV	87.50	87.33	87.41	87.41	87.59	87.50	MV	55.56	71.43	62.5	71.43	55.56	62.5
RF	85.83	76.16	80.70	73.37	83.93	78.29	RF	33.33	50	40	57.14	40	47.06
OM	87.80	87.97	87.88	88.10	87.93	88.01	OM	66.67	75	70.59	71.43	62.5	66.67
Sentence polarity dataset							Gene expression dataset
MV	75.63	72.83	74.20	72.80	75.61	74.18	MV	92.31	94.12	93.2	97.25	96.36	96.8
RF	74.62	67.78	71.08	65.95	72.94	69.27	RF	94.23	93.23	94.23	97.25	97.25	97.25
OM	76.04	73.29	74.64	73.29	76.04	76.64	OM	98.08	98.08	98.08	99.08	99.08	99.08
Movie reviews dataset							Diabetes dataset
MV	83.10	82.52	82.81	81.84	82.09	81.78	MV	90.29	76.86	83.04	45.1	69.7	54.76
RF	77.46	71.43	74.32	76.41	73.98	70.54	RF	90.29	76.23	82.67	43.14	68.75	53.01
OM	84.51	83.33	83.92	82.22	83.46	82.84	OM	91.26	77.69	83.93	47.07	72.73	57.14
Yelp review polarity							Voice dataset
MV	90.85	88.04	88.42	87.11	90.11	88.59	MV	64.58	76.09	69.86	84.85	76.24	80.31
RF	80.64	85.94	83.21	86.22	81.00	83.53	RF	64.58	76.75	70.14	85.4	76.35	80.62
OM	90.00	89.43	89.71	88.89	89.49	89.19	OM	87.82	86.55	87.18	89.81	90.81	90.3
Amazon review polarity							Emotions from music dataset
MV	82.68	79.45	81.03	79.38	82.62	80.97	MV	83.58	78.87	81.16	71.15	77.08	74
RF	79.12	74.56	76.77	73.98	87.61	76.22	RF	88.06	81.94	84.89	75	82.98	78.79
OM	83.70	79.52	81.56	79.21	83.45	81.28	OM	92.54	81.58	86.71	73.08	88.37	80
Heart disease dataset							Sonar, mines vs. Rocks dataset
MV	61.90	59.09	60.47	52.63	55.56	54.05	MV	87.5	87.5	87.5	83.33	83.33	83.33
RF	61.90	59.09	60.47	52.63	55.56	54.05	RF	79.17	76	77.55	66.67	70.59	68.57
OM	61.90	68.42	65.00	68.42	61.90	65.00	OM	87.5	87.5	87.5	83.33	83.33	83.33
Breast cancer data set							Statlog (heart) data set
MV	95.74	97.83	96.77	98.51	97.06	97.78	MV	79.19	79.19	79.19	83.33	83.33	83.33
RF	97.87	93.88	95.83	95.52	98.46	96.97	RF	75	78.26	76.6	83.33	80.65	81.67
OM	97.87	97.87	97.87	98.51	98.51	98.51	OM	79.19	86.36	82.61	90	84.38	87.1
Arrhythmia data set							Ionosphere data set
MV	88.37	82.61	85.39	83.33	88.89	86.02	MV	82.14	95.83	88.46	97.67	89.36	93.33
RF	83.72	78.26	80.9	79.17	79.74	73.85	RF	85.71	96	90.57	97.67	91.3	94.38
OM	93.02	80	86.02	79.19	92.68	85.39	OM	89.29	100	94.34	100	93.48	96.63

P, R, and F1 refer to Precision, Recall, and F1-score. MV: majority voting, RF: random forest, and OM: our method.