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Table 2 Comparison of REMC with simpler methods – original measures (int = 0.05)

From: Core Hunter II: fast core subset selection based on multiple genetic diversity measures using Mixed Replica search

Algorithm*

MR

(t)

CE

(t)

SH

(t)

HE

(t)

NE

(t)

Mixed**

(t)

 

Bulk maize data set (275)

Local S.

0.643

0.25s

0.700

0.25s

4.567

0.25s

0.685

0.25s

3.625

0.35s

10.781

0.9s

MSTRAT

0.643

0.14s

0.699

0.14s

4.567

0.15s

0.685

0.15s

3.616

0.15s

10.772

0.46s

LR(2,1)

0.643

0.34s

0.700

0.37s

4.565

0.68s

0.685

0.62s

3.605

0.59s

10.790

2.2s

REMC

0.643

0.35s

0.700

0.35s

4.568

0.65s

0.685

0.55s

3.631

3.0s

10.790

7.0s

 

0.440

 

0.521

 

4.399

 

0.620

 

2.937

   
 

Accession maize data set (521)

Local S.

0.723

0.45s

0.781

0.35s

4.724

0.95s

0.701

0.35s

3.880

2.0s

11.210

4.0s

MSTRAT

0.722

0.26s

0.781

0.27s

4.723

0.34s

0.701

0.32s

3.874

0.32s

11.200

1.1s

LR(2,1)

0.723

1.2s

0.781

1.2s

4.724

2.1s

0.701

2.1s

3.861

2.1s

11.206

6.8s

REMC

0.723

0.75s

0.782

2.0s

4.724

2.0s

0.702

5.0s

3.886

6.0s

11.216

50.0s

Original

0.630

 

0.696

 

4.467

 

0.591

 

2.742

   
 

Flax data set (708)

Local S.

0.533

1.0s

0.533

1.0s

5.358

0.60s

0.278

0.69s

1.504

1.2s

8.965

12.8s

MSTRAT

0.533

0.66s

0.533

0.67s

5.358

0.73s

0.278

1.1s

1.504

1.1s

8.960

3.5s

LR(2,1)

0.533

3.3s

0.533

3.3s

5.358

7.3s

0.278

7.0s

1.504

7.0s

8.962

22.0s

REMC

0.533

3.0s

0.533

3.0s

5.358

2.0s

0.278

3.0s

1.504

4.0s

8.965

30.0s

Original

0.468

 

0.468

 

5.285

 

0.222

 

1.377

   
 

Pea data set (1283)

Local S.

0.626

1.4s

0.629

1.2s

3.578

0.50s

0.451

0.40s

1.898

0.70s

8.084

33.1s

MSTRAT

0.626

1.5s

0.629

1.6s

3.578

1.1s

0.451

1.0s

1.898

1.0s

8.083

6.9s

LR(2,1)

0.626

3.5s

0.629

3.5s

3.578

4.8s

0.451

4.8s

1.898

4.8s

8.083

18.3s

REMC

0.626

10.0s

0.629

7.0s

3.578

2.0s

0.451

3.0s

1.898

2.0s

8.083

40.0s

Original

0.509

 

0.515

 

3.482

 

0.381

 

1.713

   
 

Large pea data set â–¾ (4429)

Local S.

0.635

09.4s

0.637

23.9s

3.518

02.4s

0.496

15.1s

1.983

27.5s

8.158

04m17s

MSTRAT

0.635

49.6s

0.637

49.6s

3.518

24.5s

0.496

25.4s

1.983

25.5s

8.158

03m44s

LR(2,1)

0.635

01m18s

0.637

01m19s

3.518

01m05s

0.495

01m18s

1.981

01m09s

8.158

07m42s

REMC

0.633

06m05s

0.634

36.8s

3.515

27.6s

0.492

13.9s

1.982

06m53s

8.147

09m36s

Original

0.464

 

0.466

 

3.348

 

0.352

 

1.609

   
  1. *For each combination of algorithm, dataset and evaluation measure, 20 independent runs were performed from which averaged results are reported. By default runs were limited by a runtime of 60 seconds, except for the large pea dataset where a runtime limit of 10 minutes was applied. Furthermore the LR method does not accept a runtime limit but continues search until the desired core size has been reached.
  2. **Results shown are those of a pseudo-index containing all seven measures with equal weights.
  3. â–¾These results were computed on the helios server.