Parallelizing CART Using a Workstation Network

node 1
x<3
x>=3
node 2
node 3
z<4
y<3
z>=4
node 4
y>=3
node 5
node 6
y<3.5
y>=3.5
node 8
node 9
node 7
Standalone
2 Machines
4 Machines
5 Machines
10 Machines
20 Machines
Time
6:00:00
3:00:00
0:00
0
20000
40000
60000
Sample Size
80000
100000
14:00:00
Standalone
4 Machines
5 Machines
8 Machines
10 Machines
20 Machines
Time
9:20:00
4:40:00
0:00
0
20000
40000
60000
Sample Size
80000
100000