Research Article

A Parallel Attribute Reduction Method Based on Classification

Table 1

Attribute reduction results of the two algorithms in nonparallel testing.

Number of data setsRunning time of divide-and-conquer (s)Running time of classification (s)Reduction result

9796835.42478440.1159389/41
19593664.14174774.0137815/41
29390472.87593690.23900119/41
39187289.184722113.40926919/41
489840105.541708136.74171319/41
587808121.805281159.75994919/41
685776139.719959183.72061519/41
783744159.584528212.71561720/41
881712176.411368263.18128820/41
979680260.774013329.19414821/41