125 citations · 125 across the 1 of their papers we have counts for
2 papers
stat.ML2007★ 1 cited
Metric Embedding for Nearest Neighbor Classification
Bharath K. Sriperumbudur, Gert R. G. Lanckriet
The distance metric plays an important role in nearest neighbor (NN) classification. Usually the Euclidean distance metric is assumed or a Mahalanobis distance metric is optimized…
cs.CE2004★ 125 cited
A direct formulation for sparse PCA using semidefinite programming
Alexandre d'Aspremont, Laurent El Ghaoui, Michael I. Jordan +1
We examine the problem of approximating, in the Frobenius-norm sense, a positive, semidefinite symmetric matrix by a rank-one matrix, with an upper bound on the cardinality of its…