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cs.LG2012★ 34 cited
Is margin preserved after random projection?
Qinfeng Shi, Chunhua Shen, Rhys Hill +1
Random projections have been applied in many machine learning algorithms. However, whether margin is preserved after random projection is non-trivial and not well studied. In this…
cs.LG2010★ 2 cited
Conditional Random Fields and Support Vector Machines: A Hybrid Approach
Qinfeng Shi, Mark D. Reid, Tiberio Caetano
We propose a novel hybrid loss for multiclass and structured prediction problems that is a convex combination of log loss for Conditional Random Fields (CRFs) and a multiclass hing…