Research on Regional Energy Visualization Based on Knowledge Graph

Table 1

Effect comparison of named entity recognition model.

Model	Precision (P) (%)	Recall (R) (%)	F score (F) (%)
BM matching	70.01	69.84	71.68
N-Gram word segmentation	76.77	74.27	74.35
Jieba model	81.52	80.31	78.54
HMM-VA	86.73	85.69	85.44