Table 4 Confusion matrices of the Group C character sets (first stage) Stimulus.

From: Legibility Assessment of Visual Word Form Symbols for Visual Tests

  

Stimulus

Incorrect response (%)

 

26.7

5.0

3.3

5.0

0.0

3.3

11.7

5.0

10.0

5.0

31.7

 

13.3

18.3

3.3

3.3

10.0

21.7

3.3

3.3

3.3

1.7

10.0

 

40.0

3.3

1.7

8.3

6.7

0.0

11.7

1.7

5.0

11.7

36.7

 

3.3

5.0

5.0

8.3

5.0

10.0

6.7

8.3

5.0

0.0

3.3

 

0.0

8.3

6.7

36.3

16.7

26.7

1.7

0.0

1.7

0.0

10.0

 

33.3

6.7

3.3

8.3

0.0

1.7

1.7

16.7

0.0

10.0

70.0

 

15.0

5.0

10.0

3.3

18.3

28.3

3.3

10.0

3.3

5.0

10.0

 

18.3

10.0

5.0

10.0

6.7

3.3

3.3

33.3

1.7

11.7

18.3

 

11.7

40.0

15.0

1.7

20.0

20.0

11.3

10.0

5.0

3.3

3.3

 

8.3

6.7

8.3

0.0

1.7

17.0

0.0

5.0

1.7

20.3

8.3

 
  1. Note: Percentages over 15% were underlined. X-axis, stimuli; Y-axis, incorrect responses in percentage frequency (%).