Fig 1.
Example of Sample Division for Water Conservancy Standards.
Fig 2.
Example of Sample Division for Water Conservancy Standards.
Fig 3.
Example of Semantic Annotation.
Table 1.
Semantic Label Explanation.
Table 2.
Basic Relationship Example.
Fig 4.
Schematic diagram of knowledge extraction method for review.
Table 3.
High and Low Limits of Safety Prices for Water Gates (Unit: m).
Fig 5.
Article BIO annotation example.
Fig 6.
Text annotation example and corresponding JSON text.
Table 4.
Number and proportion of BIO semantic tags.
Table 5.
Super parameter setting and operation results of Ablation Experiment.
Table 6.
Named entity recognition model parameter settings.
Table 7.
Semantic annotation results of the model on the validation set.
Fig 7.
Confusion matrix of semantic annotation results on verification set.
Table 8.
Performance Comparison between the Proposed Model and Baseline Models.
Table 9.
Results of Core Module Ablation Experiments for the Proposed Model.
Fig 8.
Relationship constraints exist.
Fig 9.
Attribute numeric constraint.
Fig 10.
Attribute scale constraint.
Fig 11.
Attribute nesting constraint.
Fig 12.
Conditional constraints.
Fig 13.
Some entity import examples.
Fig 14.
Partial relation import example.
Fig 15.
Standardized knowledge map display.