ima, march 12, 2003 gert lanckriet ( [email protected] )
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Learning the Kernel Matrix with Semi-Definite Programming. IMA, March 12, 2003 Gert Lanckriet ( [email protected] ) Nello Cristianini, Peter Bartlett, Laurent El Ghaoui, Michael Jordan U.C. Berkeley. Learning the Kernel Matrix with SDP. Machine learning. Kernel-based machine learning. - PowerPoint PPT PresentationTRANSCRIPT
IMA, March 12, 2003
Gert Lanckriet ([email protected])Nello Cristianini, Peter Bartlett, Laurent El Ghaoui, Michael
JordanU.C. Berkeley
Learning the Kernel Matrix with Semi-
Definite Programming
Learning the Kernel Matrix with SDP
Introduction: the idea (1)
Machine learning
Kernel-based machine learning
Introduction: the idea (2)
Introduction: the idea (3)
training set (labelled)
test set (unlabelled)
Introduction: the idea (4)
Introduction: the idea (5)
Learning the Kernel Matrix with SDP
Semi-Definite Programming (SDP)
SDP - hard margin SVM classifiers (1)
SDP - hard margin SVM classifiers (2)
SDP - hard margin SVM classifiers (3)
SDP - hard margin SVM classifiers (4)
SDP - hard margin SVM classifiers (5)
SDP - hard margin SVM classifiers (6)
Reminder: Schur complement lemma
SDP - hard margin SVM classifiers (7)
SDP !
SDP - hard margin SVM classifiers (8)
Learning the Kernel Matrix with SDP
Optimization
Learning the kernel matrix !
Learning
LKM - hard margin SVM classifiers (1)
training set (labelled)
test set (unlabelled)
Learning the kernel matrix !
LKM - hard margin SVM classifiers (2)
?
LKM - hard margin SVM classifiers (3)
LKM - hard margin SVM classifiers (4)
LKM - hard margin SVM classifiers (4)
LKM - hard margin SVM classifiers (4)
LKM - hard margin SVM classifiers (5)
LKM - hard margin SVM classifiers (6)
LKM - hard margin SVM classifiers (7)
Learning Kernel Matrix with SDP !
Learning the Kernel Matrix with SDP
Empirical results hard margin SVMs
Learning the Kernel Matrix with SDP
Conclusions and future directions
Conclusions and future directions
See also