Relation Extraction with Matrix Factorization and Universal Schemas, Sebastian Riedel, Limin Yao, Benjamin M. Marlin and Andrew McCallum, Joint Human Language Technology Conference/Annual Meeting of the North American Chapter of the Association for Computational Linguistics (HLT-NAACL '13) 2013 [pdf]
@inproceedings{riedel13relation,
    month={June}, 
    year={2013}, 
    author={Sebastian Riedel and Limin Yao and Benjamin M. Marlin and Andrew McCallum}, 
    bdsk-url-1={/publications/papers/riedel13relation.pdf}, 
    booktitle={Joint Human Language Technology Conference/Annual Meeting of the North American Chapter of the Association for Computational Linguistics (HLT-NAACL '13)}, 
    title={Relation Extraction with Matrix Factorization and Universal Schemas}, 
}