Diffusion RationalROMPy (master) History

RROMPy/rrompy/reduction_methods
masterca25fdbab062fd1e7dc475c…

Nov 9 2020

Fixed bug in parameter initialization for pivoted approximation. Improved…
ca25fdbab062
·pradovera on Nov 9 2020, 17:06.
Improved pole correction, with added stability tolerance. Minor naming changes.
95a0fa983702
·pradovera on Nov 9 2020, 09:27.

Nov 3 2020

Fixed several chordal metric bugs. Introduced gramian for correct online…
edf4e7c8a2a8
·pradovera on Nov 3 2020, 17:32.

Nov 2 2020

Added Riemann interpolation over marginal variables driven by chordalRadius…
7034ff3faee9
·pradovera on Nov 2 2020, 17:33.

Oct 29 2020

Added conversion from pole-matched to not-matched pivoted trained models, and…
b06ee2733912
·pradovera on Oct 29 2020, 15:12.

Oct 21 2020

Added batch-processing for nearest-neighbor approximant evaluation. Made…
8236eba20c10
·pradovera on Oct 21 2020, 11:54.
Made pivoted no-matching approximants not rely on Heaviside form of rational…
c257427ab793
·pradovera on Oct 21 2020, 09:16.

Oct 15 2020

Added quadratic output example. Minor miscellaneous tweaks.
258160e5dc1b
·pradovera on Oct 15 2020, 17:32.

Oct 14 2020

Fixed wrong increment of projection matrix in trained model for quadratic…
8e8c9aa60b92
·pradovera on Oct 14 2020, 14:12.

Oct 13 2020

Added support for matching of system state instead of output in pivoted…
8ee0c7735242
·pradovera on Oct 13 2020, 15:32.
Merging branch for quadratic outputs into develop branch.
32c29a446952
·pradovera on Oct 13 2020, 13:32.
Removed unused approx_state.
e2ed7448d9f1
·pradovera on Oct 13 2020, 13:27.
Fixed quadratic output support in pivoted approximants. Improved memory usage…
b8845f11b91e
·pradovera on Oct 13 2020, 12:46.
Updated copyright info.
d0032ae416e8
·pradovera on Oct 13 2020, 08:08.

Oct 12 2020

Removed option to compress trainedModel with quadratic output. Fixed residue…
af326aaad17f
·pradovera on Oct 12 2020, 16:38.
Added initial support for quadratic outputs. Must fix residue computation and…
4acd829d48f0
·pradovera on Oct 12 2020, 15:48.

Oct 6 2020

Added flag for pivot-affine but not affine functions, with support in pivoted…
c4ba7227d767
·pradovera on Oct 6 2020, 15:46.

Sep 30 2020

Allowed parameter dependence in functional C.
20001b93f238
·pradovera on Sep 30 2020, 11:22.
Bugfix of greedy postprocessing and chordal metric computation.
fb546aae4e7e
·pradovera on Sep 30 2020, 08:50.

Sep 29 2020

Improved alternative methods for computing 1D rational approximant (added…
ff557502f6c8
·pradovera on Sep 29 2020, 15:39.

Sep 25 2020

Hotfix for removed parameter in pivoted approximants.
068522db0163
·pradovera on Sep 25 2020, 16:52.
Improved folder structure and code commenting.
5c2ab7641888
·pradovera on Sep 25 2020, 16:49.

Aug 27 2020

Added hybrid POD option for column normalization and related sampling engine.
2924ba713efc
·pradovera on Aug 27 2020, 16:19.

Aug 18 2020

Fixed bug with preemptive end of greedy loop in pivoted approximation. Made…
490f86110f73
·pradovera on Aug 18 2020, 17:09.

Aug 17 2020

Made match pivoted greedy rely on hat functions within outer loop. Removed…
f168c4c11054
·pradovera on Aug 17 2020, 17:12.

Aug 5 2020

Added absolute cutOff tolerances for poles. Added proxys for mu0 and…
8ec0029bfa45
·pradovera on Aug 5 2020, 10:43.

Jul 30 2020

Turned residueTol and cutOffTolerances into properties of HFEngine in…
3daebf5d46ea
·pradovera on Jul 30 2020, 16:52.
Improved piecewise linear interpolation using triangular structure of…
18c23959ac9b
·pradovera on Jul 30 2020, 10:46.

Jul 28 2020

Added computation of rational denominator based on barycentric coordinates.
43bdbb69d4ed
·pradovera on Jul 28 2020, 12:29.

Jul 24 2020

Fixed pivoted methods accounting for polynomials in nodal form. Added Loewner…
a87d7b9eb3c6
·pradovera on Jul 24 2020, 16:27.

Jul 23 2020

Added support for storage of polynomials in nodal form. Added options for…
9ac5820092a7
·pradovera on Jul 23 2020, 17:00.

Jul 8 2020

Fixed piecewise linear pivoted reconstruction. Added missing error print at end…
d9caf6a1c47e
·pradovera on Jul 8 2020, 10:36.

Jun 18 2020

Made cutOffTolerance property of standard rational interpolation. Replaced…
882206ec77ce
·pradovera on Jun 18 2020, 18:13.
Fixed management of bad poles in matched pivoted approximant.
9543fb07f7bc
·pradovera on Jun 18 2020, 15:11.

Jun 14 2020

Removed extra model computation in greedy finalization.
794ed66db39a
·pradovera on Jun 14 2020, 08:34.

Jun 12 2020

Fixed issues with model reconstruction and exception downgrading when greedy…
d7ba4667be43
·pradovera on Jun 12 2020, 14:30.

Jun 9 2020

Added refinement option for random samplers. Random samplers are now compatible…
3de0ecea977b
·pradovera on Jun 9 2020, 11:37.
Fixed inconsistent typing of radialWeights. Added test of cut-off in pivoting.
a94b50795e6a
·pradovera on Jun 9 2020, 08:40.

May 8 2020

Fixed bug in management of almost collinearity for Gram-Schmidt. Minor bug…
1d8177e9061b
·pradovera on May 8 2020, 12:29.

May 7 2020

Cleaned up access to data of parameterList and sampleList in approximants.
dc4c126441d8
·pradovera on May 7 2020, 17:34.

May 1 2020

Added decorator for white noise perturbation. Minor changes in verbosity…
758adb540761
·pradovera on May 1 2020, 15:56.

Apr 28 2020

Removed unnecessary imports and assignments.
c22922b0f948
·pradovera on Apr 28 2020, 15:20.
Added input by force in oscillator engine. Minor bug fixes. Minor improvements…
499b419a2e01
·pradovera on Apr 28 2020, 15:19.

Apr 27 2020

Added option for adaptive selection of radial scaling for radial basis…
d0bb5a548e8f
·pradovera on Apr 27 2020, 17:01.
Removed polyvanderTotal. Its function is now given within polyvander. Added…
832b76db9ab8
·pradovera on Apr 27 2020, 10:14.

Apr 24 2020

Improved marginal interpolant construction. Now piecewise linear approach does…
d95210f42d10
·pradovera on Apr 24 2020, 13:53.
Minor stability improvements in polynomial evaluation. Minor documentation…
25a6ff130b13
·pradovera on Apr 24 2020, 13:48.

Apr 20 2020

Added class checkParameterList function to approximants.
9fb11fdd91d1
·pradovera on Apr 20 2020, 10:26.

Apr 17 2020

Minor bug fixes and changes following merge.
dea2860d5171
·pradovera on Apr 17 2020, 10:27.
Merging branch for advanced parameter mapping into develop branch.
d83d9b88d6a5
·pradovera on Apr 17 2020, 09:50.
Fixed location of scale factor computation.
a94cb24b08f9
·pradovera on Apr 17 2020, 09:06.
Forced expression not to be parameterList.
31f7ef3dc382
·pradovera on Apr 17 2020, 08:47.

Apr 16 2020

Enforced local parameterMap in HFEngines and approximants.
31584cb74aaa
·pradovera on Apr 16 2020, 17:20.
Updated approximants and heaviside routines with parameterMap.
a2be943332da
·pradovera on Apr 16 2020, 15:07.

Apr 15 2020

Added removal of samples stored by pivoted approximant. Forced poles to be…
269482a7cc40
·pradovera on Apr 15 2020, 15:15.

Apr 2 2020

Removed unstable parallel communications exchanging lists. Added custom routine…
0fc09dbfb5c0
·pradovera on Apr 2 2020, 12:25.
Added proxys for basic send-recv parallel communications.
83f80600959d
·pradovera on Apr 2 2020, 12:23.

Apr 1 2020

Added empty parameter sampler to simplify initialization of NN approximants.
d70b108a7710
·pradovera on Apr 1 2020, 17:04.
Improved NN approximant with support-value structure for compatibility with…
26b5e900c13d
·pradovera on Apr 1 2020, 16:30.
Bug fixes. Added sample load from list of filenames. Pivoted approximants can…
a415fe2091d0
·pradovera on Apr 1 2020, 16:15.
Added support for snapshot storage from approximants. Storage for pivoted…
115d485aaa9c
·pradovera on Apr 1 2020, 11:25.
Changed sampling engines so that samples always contains non-orthogonalized…
b3fb8983f0fd
·pradovera on Apr 1 2020, 10:09.

Mar 31 2020

Forced approximants to have no sample memory. Fixed broken imports of sampling…
99c9db10ec8f
·pradovera on Mar 31 2020, 16:32.
Improved parallelism in approximants by using v-communications if possible.
a35824b905df
·pradovera on Mar 31 2020, 14:58.
Improved parallelism efficiency with v-communications. Removed option to…
22f2e4dda93d
·pradovera on Mar 31 2020, 14:56.
Minor bug fixes.
5be0ac5adcd1
·pradovera on Mar 31 2020, 08:42.

Mar 30 2020

Externalized rational function matching. Added shift-based matching strategy.
32d44644b439
·pradovera on Mar 30 2020, 15:45.

Mar 28 2020

Minor simplifications of matrix gather.
07d7aa821e90
·pradovera on Mar 28 2020, 14:01.
Parallelized greedy error estimators. Parallelized evaluation of pivoted…
f3c1b14ab42d
·pradovera on Mar 28 2020, 12:16.

Mar 27 2020

Fixed issue with collapse of mus in pivoted approximant. Fixed issue with…
3eb5515a2503
·pradovera on Mar 27 2020, 08:27.

Mar 26 2020

Added parallel support for pivoted greedy approximant.
286b57f61fb9
·pradovera on Mar 26 2020, 18:20.
Added parallel support for pivoted trained model. Added flag for forced…
e1838474bb35
·pradovera on Mar 26 2020, 18:18.
Removed local serial flags.
3ea2698ef82f
·pradovera on Mar 26 2020, 16:31.
Added parallel support for non-greedy pivoted approximants.
a8ae40aa40d6
·pradovera on Mar 26 2020, 13:41.

Mar 25 2020

Added basic parallel support for output of generic approximant. Added parallel…
fc30c872851d
·pradovera on Mar 25 2020, 16:34.

Mar 24 2020

Added option to not store old samples in marginal approximants, using standard…
cfa985447945
·pradovera on Mar 24 2020, 16:44.
Removed unused imports.
578bf9742242
·pradovera on Mar 24 2020, 16:44.
Added conversion to list of vector-like approxParameters to fix comparison…
49a3c8f49409
·pradovera on Mar 24 2020, 11:35.
Streamlined setup of trainedModel. Avoided repeated computation of old projMat…
64fa54b98e39
·pradovera on Mar 24 2020, 11:21.

Mar 23 2020

Fixed marginal coefficient support for collapsed models.
2ae1200a8cca
·pradovera on Mar 23 2020, 15:47.
Enforced marginal coefficient support through sparse matrices. Reduced Psupp to…
550abe7c7c01
·pradovera on Mar 23 2020, 11:54.

Mar 22 2020

Added missing index in virtual padding.
49bc23f1ea73
·pradovera on Mar 22 2020, 16:03.
Fixed residue transposition.
efaeee0cab63
·pradovera on Mar 22 2020, 15:34.
Introduced virtual padding to improve memory usage.
90813319950d
·pradovera on Mar 22 2020, 15:26.
Reduced space wasted by coalescing samples in marginal sampling engines.
30f9d658b5c3
·pradovera on Mar 22 2020, 13:22.

Mar 21 2020

Collapsed marginal interpolator in matched pivoted trained model. Now corrected…
5a0472c3b09a
·pradovera on Mar 21 2020, 10:31.

Mar 20 2020

Added assignment of musMarginal on model load. Turned musMarginal into…
003625e6612a
·pradovera on Mar 20 2020, 11:14.

Mar 19 2020

Fixed sample batch bug in rational greedy.
8195fa637a24
·pradovera on Mar 19 2020, 11:21.
Added check for recompression in trainedModels.
473adff6dbac
·pradovera on Mar 19 2020, 10:30.

Mar 18 2020

Fixed wrong depth selection bug in piecewise linear marginalization. Improved…
382e1369cfbb
·pradovera on Mar 18 2020, 18:23.
Added piecewise linear interpolant in marginal approximants.
08265a1d5bb5
·pradovera on Mar 18 2020, 17:02.
Changed name of marginal sampler in pivoted greedy.
c9fedfaeb266
·pradovera on Mar 18 2020, 15:11.
Removed specialized nearest neighbor pivoted approximants. Compressed…
257cb00ea034
·pradovera on Mar 18 2020, 09:57.
Allowed assignment of approxParameters in fragile mode. Setting up removal of…
126d32def054
·pradovera on Mar 18 2020, 09:44.

Mar 17 2020

Allowed computation of scale factors in fragile mode. Several minor bugs fixed.
f1154f146aba
·pradovera on Mar 17 2020, 11:40.

Mar 16 2020

Debugged corrector iterations. Fixed scaling issue with radial weight.
762007d7f14a
·pradovera on Mar 16 2020, 17:34.
Fixed inconsistent definition of nmus of trainedModel.
e561248a71ec
·pradovera on Mar 16 2020, 13:20.
Removed now useless pivoted POD_global.
bc85713b3d4d
·pradovera on Mar 16 2020, 13:04.
Added approximant postprocessing by recompression.
b137670b9ccf
·pradovera on Mar 16 2020, 13:03.

Mar 15 2020

Simplified pivoted greedy error estimator. Fixed broken test.
b4d91d00332f
·pradovera on Mar 15 2020, 11:13.