Latent Retrieval for Weakly Supervised Open Domain Question Answering.

Kenton Lee Ming-Wei Chang Kristina Toutanova

Published in: ACL (1) (2019)

Keyphrases

weakly supervised
open domain question answering
relation extraction
topic models
object class

question answering
semi supervised
image database
superpixels
information retrieval

relevance feedback
information retrieval systems
information extraction
image retrieval
metadata

answer extraction
object detection
object recognition
knowledge base
learning algorithm