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Table 5 Result of simulation 1

From: Alignment-free supervised classification of metagenomes by recursive SVM

#kind of seeds

Density of seed

Length=4

Length=5

Length=6

Length=7

Best result

Accuracy

Best result

Accuracy

Best result

Accuracy

Best result

Accuracy

0/3

0.003

5-tuple

0.78

5-tuple

0.88

6-tuple

0.82

7-tuple

1.00

 

20 features

 

5f eatures

 

5 features

 

5 features

 

0.005

5-tuple

0.76

5-tuple

0.90

6-tuple

1.00

6-tuple

1.00

 

50 features

 

10 features

 

5 features

 

5 features

 

0.01

5-tuple

0.90

5-tuple

1.00

5-tuple

1.00

5-tuple

1.00

  

20 features

 

5 features

 

5 features

 

5 features

 

0/5

0.003

4-tuple

0.86

5-tuple

0.78

6-tuple

1.00

7-tuple

1.00

 

200 features

 

50 features

 

10 features

 

5 features

 

0.005

4-tuple

0.94

5-tuple

0.94

6-tuple

1.00

5-tuple

1.00

 

100 features

 

10 features

 

5 features

 

5 features

 

0.01

4-tuple

1.00

5-tuple

1.00

5-tuple

1.00

5-tuple

1.00

  

5 features

 

5 features

 

5 features

 

5 features

 

0/10

0.003

8-tuple

0.60

5-tuple

0.96

6-tuple

1.00

6-tuple

1.00

 

50 features

 

30 features

 

5 features

 

5 features

 

0.005

4-tuple

0.96

5-tuple

1.00

6-tuple

1.00

6-tuple

1.00

 

100 features

 

10 features

 

5 features

 

5 features

 

0.01

4-tuple

1.00

4-tuple

1.00

4-tuple

1.00

5-tuple

1.00

  

20 features

 

5 features

 

5 features

 

5 features

 
  1. This table summarizes all the results in simulation 1.
  2. “#kind of seeds” shows how many types of seeds are inserted into the two groups, for example, “0/3” means no seed was inserted in group 1 and 3 kinds of seeds were inserted in group 2. “Length = 4, 5, 6, or 7” means the length of inserted seeds is 4, 5, 6 or 7, respectively.