Steorts, Rebecca C., Rob Hall and Stephen Fienberg. “A Bayesian Approach to Record Linkage and De-duplication” December 2013. http://arxiv.org/abs/1312.4645
Very beautiful work. Records are matched to latent individuals. O(N) running time. Unsupervised, but everything hinges on tuning hyperparameters. This work only contemplates categorical variables.
Domingos and Domingos Multi-relational record linkage. http://homes.cs.washington.edu/~pedrod/papers/mrdm04.pdf
An Entity Based Model for Coreference Resolution http://cs.tulane.edu/~aculotta/pubs/wick09entity.pdf