HFMRE: Constructing Huffman Tree in Bags to Find Excellent Instances for Distantly Supervised Relation Extraction.
Min LiCong ShaoGang LiMingle ZhouPublished in: EMNLP (Findings) (2023)
Keyphrases
- relation extraction
- weakly supervised
- tree kernels
- automatic extraction
- parse tree
- information extraction
- named entities
- domain specific
- semantic relations
- multiple instance learning
- dependency trees
- question answering
- semantic role labeling
- supervised learning
- semantic features
- broad coverage
- tree structure
- named entity recognition
- natural language text
- semi supervised
- machine learning
- unsupervised learning
- feature vectors
- tree structures
- structured data
- text mining
- search engine
- knowledge acquisition
- learning algorithm