Showing cs.CLShow all
2 papers · 1 filter
cs.CL2018
Noise Contrastive Estimation and Negative Sampling for Conditional Models: Consistency and Statistical Efficiency
Zhuang Ma, Michael Collins
Noise Contrastive Estimation (NCE) is a powerful parameter estimation method for log-linear models, which avoids calculation of the partition function or its derivatives at each tr…
cs.CL2015
Learning Dictionaries for Named Entity Recognition using Minimal Supervision
Arvind Neelakantan, Michael Collins
This paper describes an approach for automatic construction of dictionaries for Named Entity Recognition (NER) using large amounts of unlabeled data and a few seed examples. We use…