Accelerating Relevance-Vector-Machine-Based Classification of Hyperspectral Image with Parallel Computing

Table 2

The time cost (in seconds) of parallel RVMs on cluster, with entire training set.

CPUs	pRVM-Ensemble with different p			pRVM-Multiclass	pRVM-MatOp
	20%	40%	60%
1	1720.1	9164.3	26510.1	3402.9	3402.9
2	867.5	4638.6	13320.2	1886.4	2705.9
4	449.8	2319.3	6811.2	1139.8	1413.6
8	235.7	1214.4	3409.9	834.6	737.5
16	121.1	616.6	1824.4	634.2	388.9