[Retracted] Application of Knowledge Map Based on BiLSTM-CRF Algorithm Model in Ideological and Political Education Question Answering System

Table 2

Performance comparison of different submodels.

Submodels	Accuracy
Entity reference recognition model	88.19%
Single multihop classification model	90.23%
Subject-verb-object classification model	94.66%
Chain classification model	95.33%
Relational extraction classification model	95.90%
Entity link model	99.78%