Research on the Forecast of the Combined GRU Model Based on the Optimized Bat Algorithm in the Bank Transaction Volume

Table 5

Comparison of optimization accuracy in 100 dimensions among all algorithms.

Function		BA	HSBA	BAGW	dBA	SABA	ESCBA
f1	Best	19.9657	13.5022	19.9647	8.4357	4.30E − 04	9.56E − 09
	Worst	19.9668	19.9646	19.9661	19.9668	0.0101	1.67E − 04
	Mean	19.9661	15.0036	19.9657	14.3058	0.0029	4.21E − 05
	Std	2.49E − 04	1.2718	2.32E − 04	4.6474	0.0023	5.08E − 05
f2	Best	463.8012	3.8326	115.6962	4.88E − 03	2.23E − 05	2.88E − 14
	Worst	1.38E + 03	34.1334	256.5072	0.0262	0.0492	3.31E − 06
	Mean	803.5183	11.0961	212.4665	0.0136	0.0028	2.23E − 07
	Std	234.716	6.055	33.4015	6.15E − 03	0.01	6.65E − 07
f3	Best	1.88E + 03	759.4136	834.4371	872.5314	3.55E − 05	7.78E − 11
	Worst	4.36E + 03	1.53E + 03	2.16E + 03	1.25E + 03	1.066	3.77E − 05
	Mean	2.95E + 03	1.22E + 03	1.10E + 03	1.08E + 03	0.1547	3.14E − 06
	Std	573.184	199.7152	267.2813	95.9341	0.3519	7.72E − 06
f4	Best	0.7806	242.2646	0.1839	0.1529	3.88E − 06	1.21E − 31
	Worst	2.21E + 04	2.99E + 03	0.4049	0.3586	1.38E − 04	4.19E − 08
	Mean	5.02E + 03	1.36E + 03	0.2709	0.2468	2.25E − 05	2.16E − 09
	Std	6.34E + 03	712.0796	0.0544	0.0457	2.16E − 05	8.48E − 09
f5	Best	29.5942	55.9458	318.6646	38.7299	0.0048	6.78E − 07
	Worst	2.05E + 32	198.8244	1.02E + 27	140.6062	0.2658	1.01E − 03
	Mean	8.21E + 30	91.4364	4.92E + 25	54.7943	0.0799	2.43E − 04
	Std	4.11E + 31	29.3236	2.07E + 26	18.7261	0.0644	2.95E − 04
f6	Best	167.2032	−10.1364	267.0111	158.6915	−329.9999	−330
	Worst	343.7372	24.6121	587.555	356.279	−327.985	−330
	Mean	280.671	100.3726	365.1652	234.9092	−329.8393	−330
	Std	46.23	67.0494	93.3562	52.4314	0.3965	1.53E − 05
f7	Best	1.72E + 03	1.09E + 06	567.6221	608.3885	390.1261	390
	Worst	2.00E + 08	2.57E + 07	7.98E + 03	7.07E + 03	776.6743	390.0004
	Mean	2.37E + 07	4.55E + 06	1.65E + 03	2.09E + 03	509.5479	390
	Std	4.84E + 07	4.79E + 06	2.23E + 03	2.08E + 03	96.7224	7.87E − 05
f8	Best	5.80E + 04	7.29E + 04	8.80E + 03	5.51E + 03	−191.8983	-450
	Worst	2.64E + 05	2.27E + 05	1.92E + 04	1.09E + 04	2.72E + 03	−448.2102
	Mean	1.21E + 05	1.18E + 05	1.26E + 04	7.29E + 03	882.4828	−449.8668
	Std	4.78E + 04	3.79E + 04	2.20E + 03	1.33E + 03	878.9749	0.3833
f9	Best	-449.2562	87.1221	−449.834	−449.8136	−450	−450
	Worst	2.46E + 04	2.66E + 03	−449.6486	−449.6389	−449.9999	−449.9999
	Mean	3.87E + 03	726.3181	−449.7498	−449.7574	−450	−450
	Std	6.99E + 03	571.7735	0.0535	0.044	1.88E − 05	2.29E − 05