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Four-dimensional polytopes of minimum positive semidefinite rank.
João Gouveia
Kanstantsin Pashkovich
Richard Z. Robinson
Rekha R. Thomas
Published in:
J. Comb. Theory, Ser. A (2017)
Keyphrases
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positive semidefinite
positive semidefinite matrices
semidefinite programming
kernel matrix
kernel function
semidefinite
linear combination
kernel methods
metric learning
complementarity problems
similarity function
low rank
linear programming
string kernels
support vector
support vectors
convex hull
pairwise