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Homogenized QCQP Class #12

Merged
merged 45 commits into from
Nov 21, 2024
Merged

Homogenized QCQP Class #12

merged 45 commits into from
Nov 21, 2024

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holmesco
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Introduced Homogenized QCQP (HomQCQP) class and re-implemented decomposed IP SDP (primal and dual) so that it works for general clique trees.

…s non-chordal. SDP benchmark for problem works. Created function to convert to the chordal version of the problem.
… with tightness when increasing the penalty parameter. With this we get convergence in 3 iterations.
…raries to generate cliques and junction trees for a given problem.
…inition. Script now generates the junction tree to be used in solver.
…ition. This caused the cost matrix to be incorrect and led to convergence problems.
… sparsity structure, etc. Added rotational synch example problem
… junction/clique tree.

Changed BaseClique: no longer needs to track slices and produce clique intersections (this is done at the junction tree)
Wrote function to generate psd-completable matrix from clique variables. PSD completion not working
…hom_qcqp.py. Added minimum rank sdp completion algorithm.
… for use with SCS, Clarabel, etc.

Added a function to run clarabel solver.
Added functions to convert between vectorized form of PSD matrices.
Fixed testing so that we have problems with higher rank.
Added timing info for dsdp sparse solver
Added graph plotting to HTML.
@duembgen
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duembgen commented Nov 21, 2024

Nice additions! To be fixed / discussed before merge:

  • One test in test_homqcqp is currently not passing. It is commented out, but should be fixed or removed if obsolete

@duembgen
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LGTM!

@duembgen duembgen merged commit 434d7cf into main Nov 21, 2024
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@duembgen duembgen deleted the nonchordal-admm branch November 21, 2024 22:52
@duembgen duembgen restored the nonchordal-admm branch November 21, 2024 22:52
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2 participants