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Manolis Lourakis 8d0fbc6a1e Merge pull request #21702 from mlourakis:4.x
Fixes and optimizations for the SQPnP solver

* Fixes and optimizations

- optimized the calculation of qa_sum by moving equal elements outside the loop
- unrolled copying of the lower triangle of omega
- substituted SVD with eigendecomposition in the factorization of omega (2-3 times faster)
- fixed the initialization of lambda in FOAM
- added a cheirality test that checks a solution on all 3D points rather than on their mean. The old test rejected valid poses in some cases
- fixed some typos & errors in comments

* reverted to SVD

Eigen decomposition seems to yield larger errors in certain tests, reverted to SVD

* nearestRotationMatrixSVD

Added nearestRotationMatrixSVD()
Previous nearestRotationMatrix() renamed to nearestRotationMatrixFOAM() and reverts to nearestRotationMatrixSVD() for singular matrices

* fixed checks order

Fixed the order of checks in PoseSolver::solveInternal()
2022-05-13 18:11:14 +00:00
2022-05-11 18:08:44 +03:00
2020-04-13 04:29:55 +00:00
2022-03-17 16:06:54 -04:00
2020-02-26 15:12:45 +03:00
2022-02-16 16:01:38 +08:00
2018-10-11 17:57:51 +00:00
2022-01-04 12:49:15 +00:00
2021-01-01 13:40:32 +00:00
2021-12-22 13:24:30 +00:00
2019-11-07 13:10:42 +03:00

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