Table 8 Classification results of A2, AG, MM for the independent test set, varying the number of extracted features.
PC/SS | LTE. PCA | LTE. Convex-NMF | STE. PCA | STE. Convex-NMF |
|---|---|---|---|---|
2 | Total:54.7%(29/53) | Total:54.7%(29/53) | Total:73.6%(39/53) | Total:71.7%(38/53) |
A2:60.0%(6/10) | A2:60.0%(6/10) | A2:90.0%(9/10) | A2:60.0%(6/10) | |
AG:52.5% (21/40) | AG:50.0%(20/40) | AG:67.5%(27/40) | AG:72.5% (29/40) | |
MM:66.7% (2/3) | MM:100% (3/3) | MM:100% (3/3) | MM:100% (3/3) | |
BER:0.40 | BER:0.30 | BER:0.14 | BER:0.23 | |
3 | Total: 60.4%(32/53) | Total:52.8%(28/53) | Total:69.8%(37/53) | Total:75.5%(40/53) |
A2:70.0%(7/10) | A2:60.0%(6/10) | A2:80.0%(8/10) | A2:80.0%(8/10) | |
AG:55.0% (22/40) | AG:50.0%(20/40) | AG:65.0%(26/40) | AG:75.0%(30/40) | |
MM:100% (3/3) | MM:66.7% (2/3) | MM:100% (3/3) | MM:66.7% (2/3) | |
BER:0.25 | BER:0.41 | BER:0.18 | BER:0.26 | |
4 | Total:67.9%(36/53) | Total:64.2%(34/53) | Total:73.6%(39/53) | Total:83.0%(44/53) |
A2:80%(8/10) | A2:60.0%(6/10) | A2:70.0%(7/10) | A2:90.0%(9/10) | |
AG:62.5%(25/40) | AG:62.5%(25/40) | AG:72.5%(29/40) | AG:80%(32/40) | |
MM:100%(3/3) | MM:100%(3/3) | MM:100%(3/3) | MM:100%(3/3) | |
BER:0.19 | BER:0.26 | BER:0.19 | BER:0.10 | |
5 | Total:67.9%(36/53) | Total:75.5%(40/53) | Total:73.6%(39/53) | Total:79.2%(42/53) |
A2:80%(8/10) | A2:70.0%(7/10) | A2:70.0%(7/10) | A2:80.0%(8/10) | |
AG:62.5%(25/40) | AG:75.0%(30/40) | AG:72.5%(29/40) | AG:77.5%(31/40) | |
MM:100%(3/3) | MM:100%(3/3) | MM:100%(3/3) | MM:100%(3/3) | |
BER:0.19 | BER:0.18 | BER:0.19 | BER:0.14 | |
6 | Total:67.9%(36/53) | Total:73.6%(39/53) | Total:79.2%(42/53) | Total:83.0%(44/53) |
A2:80%(8/10) | A2:70.0%(7/10) | A2:70.0%(7/10) | A2:90.0%(9/10) | |
AG:62.5%(25/40) | AG:72.5%(29/40) | AG:82.5%(33/40) | AG:82.5%(33/40) | |
MM:100%(3/3) | MM:100%(3/3) | MM:66.7%(2/3) | MM:66.7%(2/3) | |
BER:0.19 | BER:0.19 | BER:0.27 | BER:0.20 | |
7 | Total:67.9%(36/53) | Total:73.6%(39/53) | Total:79.2%(42/53) | Total:83.0%(44/53) |
A2:80%(8/10) | A2:70.0%(7/10) | A2:70.0%(7/10) | A2:90.0%(9/10) | |
AG:62.5%(25/40) | AG:72.5%(29/40) | AG:82.5%(33/40) | AG:82.5%(33/40) | |
MM:100%(3/3) | MM:100%(3/3) | MM:66.7%(2/3) | MM:66.7%(2/3) | |
BER:0.19 | BER:0.19 | BER:0.27 | BER:0.20 | |
8 | Total:75.5%(40/53) | Total:69.8%(37/53) | Total:81.1%(43/53) | Total:84.9%(45/53) |
A2:80%(8/10) | A2:70.0%(7/10) | A2:80%(8/10) | A2:90.0%(9/10) | |
AG:72.5%(29/40) | AG:67.5%(27/40) | AG:80%(32/40) | AG:85%(34/40) | |
MM:100%(3/3) | MM:100%(3/3) | MM:100%(3/3) | MM:66.7%(2/3) | |
BER:0.16 | BER:0.21 | BER:0.13 | BER:0.19 | |
9 | Total:75.5%(40/53) | Total:71.7%(38/53) | Total:84.9%(45/53) | Total:86.8%(46/53) |
A2:80%(8/10) | A2:70.0%(7/10) | A2:90%(9/10) | A2:90%(9/10) | |
AG:72.5%(29/40) | AG:70.0%(28/40) | AG:82.5%(33/40) | AG:87.5%(35/40) | |
MM:100%(3/3) | MM:100%(3/3) | MM:100%(3/3) | MM:66.7%(2/3) | |
BER:0.16 | BER:0.20 | BER:0.09 | BER:0.19 | |
10 | Total:73.6%(39/53) | Total:69.8%(37/53) | Total:86.8%(46/53) | Total:84.9%(45/53) |
A2:80%(8/10) | A2:70.0%(7/10) | A2:90%(9/10) | A2:90.0%(9/10) | |
AG:70%(28/40) | AG:67.5%(27/40) | AG:85%(34/40) | AG:85%(34/40) | |
MM:100%(3/3) | MM:100%(3/3) | MM:100%(3/3) | MM:66.7%(2/3) | |
BER:0.17 | BER:0.21 | BER:0.08 | BER:0.19 |