Ship Accident Prediction Based on Improved Quantum-Behaved PSO-LSSVM

Table 1

Number per month of vessel accidents in China from 1999 to 2014.

	Jan.	Feb.	Mar.	Apr.	May	June
1999	38	38.5	49	65	59	51.5
2000	35	35	39	45	37	45
2001	34	30.5	74	62	37	44
2002	59	39	78.5	73	46.5	64
2003	43.5	45	74.5	51	48	49
2004	28	49	56.5	53	43.5	35
2005	46.5	33.5	44	64.5	42	44
2006	21	20	32	48	42	39
2007	31.5	23.5	40.5	33.5	35	30
2008	27	16	27.5	32	34.5	35
2009	8.5	27.5	25.5	31.5	30	40.5
2010	31.5	24	26	27.5	30.5	22
2011	31	14	22.5	24.5	28	18
2012	14.5	18	27	23	22.5	17.5
2013	22	13	22.5	27	24	32.5
2014	21	7.5	21	20	25	22
—	July	Aug.	Sep.	Oct.	Nov.	Dec.
1999	69.5	74	58	56	48.5	70
2000	52	63	68.5	53	48.5	62.5
2001	48	55	54.5	46.5	31	83.5
2002	65.5	76.5	67	37	59.5	69
2003	71	39.5	80	43.5	40	55
2004	47	54.5	40	42	42.5	71
2005	36.5	44	48	38	48.5	54.5
2006	37.5	39	34.5	38.5	37	47.5
2007	33	38.5	26.5	38	40	40
2008	26.5	32.5	25.5	23.5	36	26
2009	27	32	32	23.5	40.5	31
2010	23.5	27	17	23	25.5	54
2011	26	26.5	16	31.5	32	20
2012	28	34	13.5	56	16	24.5
2013	17.5	24	8	23.5	24	24
2014	23	25	25.5	23.5	40.5	25.5