Evolutionary Feature Selection for Big Data Classification: A MapReduce Approach

Table 3

Execution times (in seconds) over the epsilon subsets.

Instances	Sequential CHC	MR-EFS	Splits
1000	391	419	1
2000	1352	409	2
5000	8667	413	5
10 000	39 576	431	10
15 000	91 272	445	15
20 000	159 315	455	20
400 000	—	6531	512