From: Automatic classification of spread‐F types in ionogram images using support vector machine and convolutional neural network
Model
F1-score of each class on SVM and CNN models
Clear
FSF
RSF
SSF
Unidentified
SVM
95.3
71.9
93.9
74.3
94.8
CNN
98.0
85.1
90.7
66.7
99.2