OP06 Convex Optimization
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Transcript of OP06 Convex Optimization
Ho Chi Minh City University of Technology
Faculty of Electrical and Electronics Engineering
Department of Telecommunications
Lectured by Ha Hoang Kha, Ph.D.
Ho Chi Minh City University of Technology
Email: [email protected]
Convex Optimization
Content
Convex optimization 2 H. H. Kha
References
Slides are adapted from the following resources:
D. P. Palomar, Convex Optimization, lecture notes.
Stephen Boyd and Lieven Vandenberghe, Convex
Optimization, Cambridge, U.K.: Cambridge University
Press, 2004.
Convex optimization 3 H. H. Kha
Convex Set
Convex optimization 4 H. H. Kha
Definition of Convex Set
Convex optimization 5 H. H. Kha
Examples: Hyperplane and halfspace
Convex optimization 6 H. H. Kha
Example: Polyhedra
Convex optimization 7 H. H. Kha
Examples: Euclidean Balls and Ellipsoids
Convex optimization 8 H. H. Kha
Convex Combination and Convex Hull
Convex optimization 9 H. H. Kha
Convex Cones
Convex optimization 10 H. H. Kha
Norm Balls and Norm Cones
Convex optimization 11 H. H. Kha
Positive Semidenite Cone
Convex optimization 12 H. H. Kha
Operations that Preserve Convexity
Convex optimization 13 H. H. Kha
Intersection
Convex optimization 14 H. H. Kha
Affine Function
Convex optimization 15 H. H. Kha
Convex Functions
Convex optimization 16 H. H. Kha
Definition of Convex Functions
Convex optimization 17 H. H. Kha
Example on R
Convex optimization 18 H. H. Kha
Example on Rn
Convex optimization 19 H. H. Kha
Example on Rnxn
Convex optimization 20 H. H. Kha
Epigraph
Convex optimization 21 H. H. Kha
Restriction of a Convex Function to a Line
Convex optimization 22 H. H. Kha
Example
Convex optimization 23 H. H. Kha
First and Second Order Condition
Convex optimization 24 H. H. Kha
First and Second Order Condition
Convex optimization 25 H. H. Kha
Example
Convex optimization 26 H. H. Kha
Example
Convex optimization 27 H. H. Kha
Operations that Preserve Convexity
Convex optimization 28 H. H. Kha
Operations that Preserve Convexity
Convex optimization 29 H. H. Kha
Operations that Preserve Convexity
Convex optimization 30 H. H. Kha
Operations that Preserve Convexity
Convex optimization 31 H. H. Kha
Operations that Preserve Convexity
Convex optimization 32 H. H. Kha
Convex Optimization
Convex optimization 33 H. H. Kha
Optimization Problem in Standard Form
Convex optimization 34 H. H. Kha
Optimization Problem in Standard Form
Convex optimization 35 H. H. Kha
Global and Local Optimality
Convex optimization 36 H. H. Kha
Implicit Constraints
Convex optimization 37 H. H. Kha
Feasibility Problem
Convex optimization 38 H. H. Kha
Convex Optimization Problem
Convex optimization 39 H. H. Kha
Example
Convex optimization 40 H. H. Kha
Global and Local Optimality
Convex optimization 41 H. H. Kha
Equivalent Reformulations
Convex optimization 42 H. H. Kha
Equivalent Reformulations
Convex optimization 43 H. H. Kha
Equivalent Reformulations
Convex optimization 44 H. H. Kha
Linear Programming (LP)
Convex optimization 45 H. H. Kha
Norm Problems
Convex optimization 46 H. H. Kha
Norm Problems
Convex optimization 47 H. H. Kha
Quadratic Programming (QP)
Convex optimization 48 H. H. Kha
Quadratically Constrained QP (QCQP)
Convex optimization 49 H. H. Kha
Second-Order Cone Programming (SOCP)
Convex optimization 50 H. H. Kha
Semidenite Programming (SDP)
Convex optimization 51 H. H. Kha
Semidenite Programming (SDP)
Convex optimization 52 H. H. Kha