A Discrete Hard EM Approach for Weakly Supervised Question Answering.
Sewon MinDanqi ChenHannaneh HajishirziLuke ZettlemoyerPublished in: CoRR (2019)
Keyphrases
- question answering
- weakly supervised
- relation extraction
- named entities
- information extraction
- information retrieval
- natural language processing
- expectation maximization
- natural language
- object class
- em algorithm
- generative model
- unsupervised learning
- semi supervised
- named entity recognition
- superpixels
- probabilistic model
- k means
- feature vectors