Paper

Learning to Localize Objects with Structured Output Regression by Matthew B. Blaschko and Christoph H. Lampert

http://christoph.lampert.googlepages.com/blaschko-eccv2008.pdf

A Discriminatively Trained, Multiscale, Deformable Part Model

http://people.cs.uchicago.edu/~pff/papers/latent.pdf

Uncovering Shared Structures in Multiclass Classification

http://ttic.uchicago.edu/~nati/Publications/AmitEtAlICML07.pdf