Table 6 Results obtained using hybrid models with parameter optimization on HS-RU-20 corpus.
Features | Â | Â | Neutral-Hostile Task | Hate Speech-Offensive Task | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
Model | HPO | Accuracy | Precision | Recall | F1 score | Accuracy | Precision | Recall | F1 score | |
CNN | SVM | GS | 0.85 | 0.85 | 0.87 | 0.86 | 0.84 | 0.82 | 0.83 | 0.80 |
RS | 0.87 | 0.86 | 0.87 | 0.89 | 0.86 | 0.82 | 0.84 | 0.81 | ||
BOGP | 0.85 | 0.85 | 0.85 | 0.87 | 0.85 | 0.83 | 0.84 | 0.81 | ||
RF | GS | 0.83 | 0.84 | 0.84 | 0.84 | 0.83 | 0.81 | 0.84 | 0.81 | |
RS | 0.84 | 0.82 | 0.82 | 0.85 | 0.84 | 0.82 | 0.83 | 0.83 | ||
BOGP | 0.84 | 0.83 | 0.83 | 0.84 | 0.83 | 0.82 | 0.85 | 0.81 | ||
LR | GS | 0.85 | 0.85 | 0.87 | 0.86 | 0.81 | 0.81 | 0.82 | 0.83 | |
RS | 0.86 | 0.86 | 0.86 | 0.87 | 0.83 | 0.81 | 0.80 | 0.85 | ||
BOGP | 0.85 | 0.85 | 0.86 | 0.85 | 0.82 | 0.81 | 0.83 | 0.84 | ||
NB | GS | 0.82 | 0.83 | 0.84 | 0.83 | 0.80 | 0.80 | 0.81 | 0.81 | |
RS | 0.83 | 0.84 | 0.85 | 0.84 | 0.81 | 0.79 | 0.81 | 0.82 | ||
BOGP | 0.82 | 0.83 | 0.83 | 0.83 | 0.81 | 0.78 | 0.80 | 0.80 | ||
LSTM | SVM | GS | 0.88 | 0.85 | 0.86 | 0.91 | 0.86 | 0.84 | 0.84 | 0.86 |
RS | 0.90 | 0.85 | 0.87 | 0.93 | 0.87 | 0.84 | 0.86 | 0.86 | ||
BOGP | 0.89 | 0.83 | 0.86 | 0.91 | 0.87 | 0.83 | 0.85 | 0.85 | ||
RF | GS | 0.86 | 0.81 | 0.83 | 0.88 | 0.85 | 0.83 | 0.85 | 0.84 | |
RS | 0.87 | 0.81 | 0.81 | 0.89 | 0.86 | 0.82 | 0.84 | 0.85 | ||
BOGP | 0.86 | 0.82 | 0.84 | 0.88 | 0.86 | 0.81 | 0.85 | 0.84 | ||
LR | GS | 0.87 | 0.81 | 0.84 | 0.88 | 0.84 | 0.80 | 0.83 | 0.81 | |
RS | 0.88 | 0.82 | 0.86 | 0.89 | 0.85 | 0.80 | 0.82 | 0.83 | ||
BOGP | 0.87 | 0.82 | 0.83 | 0.87 | 0.84 | 0.81 | 0.82 | 0.82 | ||
NB | GS | 0.85 | 0.82 | 0.84 | 0.86 | 0.83 | 0.81 | 0.82 | 0.81 | |
RS | 0.86 | 0.81 | 0.83 | 0.87 | 0.83 | 0.82 | 0.83 | 0.82 | ||
BOGP | 0.85 | 0.82 | 0.83 | 0.86 | 0.83 | 0.81 | 0.82 | 0.81 | ||
BiLSTM | SVM | GS | 0.87 | 0.86 | 0.87 | 0.85 | 0.86 | 0.80 | 0.82 | 0.82 |
RS | 0.87 | 0.85 | 0.88 | 0.86 | 0.87 | 0.83 | 0.85 | 0.83 | ||
BOGP | 0.87 | 0.85 | 0.86 | 0.85 | 0.86 | 0.82 | 0.82 | 0.82 | ||
RF | GS | 0.85 | 0.86 | 0.86 | 0.84 | 0.83 | 0.83 | 0.85 | 0.81 | |
RS | 0.86 | 0.85 | 0.87 | 0.85 | 0.84 | 0.81 | 0.84 | 0.82 | ||
BOGP | 0.85 | 0.83 | 0.85 | 0.85 | 0.84 | 0.83 | 0.83 | 0.81 | ||
LR | GS | 0.82 | 0.83 | 0.83 | 0.83 | 0.83 | 0.81 | 0.81 | 0.82 | |
RS | 0.83 | 0.84 | 0.85 | 0.85 | 0.83 | 0.80 | 0.80 | 0.83 | ||
BOGP | 0.83 | 0.84 | 0.84 | 0.83 | 0.83 | 0.82 | 0.82 | 0.82 | ||
NB | GS | 0.84 | 0.81 | 0.82 | 0.82 | 0.81 | 0.83 | 0.81 | 0.81 | |
RS | 0.84 | 0.83 | 0.84 | 0.83 | 0.82 | 0.82 | 0.84 | 0.82 | ||
BOGP | 0.85 | 0.82 | 0.83 | 0.82 | 0.81 | 0.81 | 0.85 | 0.81 | ||
GRU | SVM | GS | 0.82 | 0.82 | 0.85 | 0.81 | 0.81 | 0.78 | 0.79 | 0.79 |
RS | 0.82 | 0.84 | 0.82 | 0.82 | 0.82 | 0.79 | 0.81 | 0.80 | ||
BOGP | 0.82 | 0.81 | 0.83 | 0.81 | 0.81 | 0.78 | 0.82 | 0.79 | ||
RF | GS | 0.80 | 0.79 | 0.80 | 0.79 | 0.77 | 0.79 | 0.78 | 0.78 | |
RS | 0.81 | 0.79 | 0.81 | 0.80 | 0.77 | 0.79 | 0.80 | 0.79 | ||
BOGP | 0.80 | 0.79 | 0.79 | 0.79 | 0.78 | 0.78 | 0.79 | 0.78 | ||
LR | GS | 0.81 | 0.82 | 0.80 | 0.80 | 0.79 | 0.82 | 0.79 | 0.80 | |
RS | 0.82 | 0.82 | 0.83 | 0.81 | 0.80 | 0.81 | 0.82 | 0.81 | ||
BOGP | 0.82 | 0.80 | 0.81 | 0.80 | 0.79 | 0.82 | 0.78 | 0.80 | ||
NB | GS | 0.79 | 0.77 | 0.79 | 0.79 | 0.78 | 0.80 | 0.82 | 0.78 | |
RS | 0.80 | 0.78 | 0.79 | 0.80 | 0.79 | 0.78 | 0.80 | 0.79 | ||
BOGP | 0.79 | 0.77 | 0.78 | 0.79 | 0.78 | 0.79 | 0.80 | 0.78 | ||
CV (Baseline)8 | LR | - | 0.84 | 0.84 | 0.97 | 0.90 | 0.84 | 0.69 | 0.82 | 0.75 |