Table 8 Comparative performance analysis of Chinese Pre-trained language models in automotive news classification.
From: Qwen TextCNN and BERT models for enhanced multilabel news classification in mobile apps
Category | WWM BERT | BERT+TextCNN hybrid | ||||
|---|---|---|---|---|---|---|
Prec. | Rec. | F1 | Prec. | Rec. | F1 | |
Vehicle technical specifications | ||||||
New car analysis | 0.995 | 0.980 | 0.988 | – | – | – |
Spy photos | 0.927 | 0.981 | 0.953 | – | – | – |
Declaration images | 0.929 | 0.963 | 0.946 | – | – | – |
New car pricing | 0.935 | 0.903 | 0.919 | – | – | – |
Pre-sale | 0.906 | 0.897 | 0.902 | – | – | – |
New car launch | 0.932 | 0.866 | 0.898 | – | – | – |
Real car exposure | 0.857 | 0.923 | 0.889 | – | – | – |
Configuration exposure | 0.842 | 0.889 | 0.865 | – | – | – |
Official images | 0.917 | 0.815 | 0.863 | – | – | – |
Pre-heating | 0.902 | 0.798 | 0.847 | – | – | – |
Release appearance | 0.871 | 0.802 | 0.835 | – | – | – |
New car arrival | 0.727 | 0.800 | 0.762 | – | – | – |
Consumer guidance | ||||||
Vehicle brand analysis | – | – | – | 0.969 | 0.963 | 0.966 |
Comparison guide | – | – | – | 0.955 | 0.957 | 0.956 |
Single vehicle guide | – | – | – | 0.911 | 0.927 | 0.919 |
Car purchase manual | – | – | – | 0.939 | 0.900 | 0.919 |
Purchase techniques | – | – | – | 0.939 | 0.859 | 0.897 |
Evaluation guide | – | – | – | 0.904 | 0.906 | 0.905 |
Test drive | – | – | – | 0.876 | 0.919 | 0.897 |
Multiple vehicle guide | – | – | – | 0.928 | 0.852 | 0.888 |
Marketing guide | – | – | – | 0.971 | 0.745 | 0.843 |
Vehicle showcase | – | – | – | 0.886 | 0.795 | 0.838 |
Car sharing | – | – | – | 0.945 | 0.729 | 0.823 |
Dealership pricing | – | – | – | 0.829 | 0.782 | 0.805 |
