融合多通道特征与词权聚类的机加工艺文本层级分类方法

谭澳龙,付文杰,沈奥,向召伟,马靖华,殷勤

Hierarchical classification method for machining process texts integrating multi-channel features and word-weighted clustering

Aolong TAN,Wenjie FU,Ao SHEN,Zhaowei XIANG,Jinghua MA,Qin YIN

表 4 工种层级分类模型消融实验数据

Tab.4 Ablation experiment data of process category classification model

预训练 模型 通道类型 通道模型 Acc/% rL R/% F1/% BERT 单通道 CNN 85.05 0.78 83.65 84.31 BiLSTM 85.09 0.91 83.69 84.38 R-Transformer 85.57 0.76 84.12 84.82 双通道 CNN-BiLSTM 87.22 0.71 85.86 86.40 CNN-R-Transformer 87.08 0.71 85.73 86.26 BiLSTM-R-Transformer 87.14 0.69 85.79 86.30 三通道 WE-GCL-MCTF 89.44 0.59 88.33 88.90