Named entity recognition in chemical patents using ensemble of contextual language models.
Jenny CoparaNona NaderiJulien KnafouPatrick RuchDouglas TeodoroPublished in: CoRR (2020)
Keyphrases
- language model
- named entity recognition
- classifier ensemble
- information retrieval
- information extraction
- context sensitive
- named entities
- query expansion
- language modeling
- natural language processing
- conditional random fields
- text summarization
- probabilistic model
- maximum entropy
- test collection
- semi supervised
- n gram
- document retrieval
- retrieval model
- ensemble methods
- relation extraction
- smoothing methods
- pseudo relevance feedback
- text mining
- context dependent
- retrieval effectiveness
- vector space model
- question answering
- natural language
- training set
- artificial intelligence
- base classifiers
- co occurrence
- relevant documents
- knowledge representation
- data analysis
- bayesian networks
- query terms
- feature selection
- machine learning
- generative model