Cluster recognition in spatial-temporal sequences: the case of forest fires

Table 1 Results of the SSSP analysis

Study period	Cluster	Radius (m)	Time frame	Observed cases	Expected cases	p-value
1969- 1978	1	2987	01-02-1973	7	0.40	0.007
	1	2987	28-02-1973	7	0.40	0.007
	2	40	01-11-1978	3	0.03	0.050
	2	40	30-11-1978	3	0.03	0.050
1979–1990	1	2212	01-12-1986	10	0.69	0.001
	1	2212	31-01-1987	10	0.69	0.001
	2	2213	01-01-1984	21	5.08	0.001
	2	2213	31-01-1985	21	5.08	0.001
	3	1639	01-01-1981	8	0.67	0.006
	3	1639	31-01-1981	8	0.67	0.006
	4	1388	01-04-1981	4	0.08	0.034
	4	1388	30-06-1981	4	0.08	0.034
1991–2008	1	1440	01-10-1997	7	0.13	0.001
	1	1440	31-10-1997	7	0.13	0.001
	2	0.00	01-02-2001	4	0.03	0.002
	2	0.00	28-02-2001	4	0.03	0.002
	3	2511	01-05-1997	6	0.27	0.012
	3	2511	31-08-1997	6	0.27	0.012
	4	999	01-03-1992	4	0.07	0.018
	4	999	31-03-1992	4	0.07	0.018