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15:16 Changeset [16284] by bburlacu

#2950: Add the ability to compute the structural similarity between symbolic expression trees.

14:42 Changeset [16283] by bburlacu

#2959: Refactor bottom-up similarity calculator methods (main logic stays the same, better implementation), update unit tests.

14:01 Ticket #2916 (Improve serialization of IndexedDataTable) closed by abeham
14:01 Changeset [16282] by abeham

#2916: merged to stable

14:00 Ticket #2926 (Update Sim# version) closed by abeham
done: r16281: merged to stable
14:00 Changeset [16281] by abeham

#2926: merged to stable

13:58 Changeset [16280] by abeham

#2960: added query methods

13:55 Ticket #2960 (Row and Column query methods for StringMatrix) created by abeham
ValueTypeMatrix<T> has methods: * GetRow(int row): IEnumerable<T> * …


15:41 Changeset [16279] by bburlacu

#2959: Simplify code, improve performance, fix another potential bug in relation with 3).

14:24 Changeset [16278] by bburlacu

#2959: Address the issues described in the ticket.

14:21 Ticket #2959 (Issues with the bottom-up similarity calculator) created by bburlacu
The [


18:52 Changeset [16277] by bburlacu

#2958: Add EvaluatedSolutions as parameter, similar to the other interpreters.

17:51 Changeset [16276] by bburlacu

#2958: Add SymbolicDataAnalysisExpressionTreeNativeInterpreter which calls into the native implementation.

17:06 EvoSoft edited by swagner
17:05 EvoSoft/2018 created by swagner
13:19 Changeset [16275] by gkronber

#2925: changed random initialization of parameters and fixed two non-critical bugs in the implementation


11:05 Changeset [16274] by bburlacu

#2958: Update dll files and C++ source code to the latest version.

10:56 Changeset [16273] by bburlacu

#2950: Improve hashing performance.


16:20 Changeset [16272] by bburlacu

#2950: Refactor hash extensions and utility methods: hashes are computed from byte[] arrays, simplification accepts an argument specifying which hash function to use. Update SymbolicDataAnalysisBuildingBlockAnalyzer and SymbolicDataAnalysisExpressionDiversityPreservingCrossover.


20:11 Changeset [16271] by bburlacu

#2950: Fix SymbolicDataAnalysisBuildingBlockAnalyzer compilation error.

19:59 Changeset [16270] by bburlacu

#2950: Fix compilation error in SymbolicDataAnalysisExpressionDiversityPreservingCrossover

19:42 Changeset [16269] by bburlacu

#2958: Add C++ source code

19:39 Changeset [16268] by gkronber

#2925 created a separate algorithm (similar to NLR but for parameter identification of ODE systems) for debugging of the parameter optimization and fixed a problem with the order of items in the checkedItemCollection for TargetVariables

19:33 Changeset [16267] by bburlacu

#2950: Rename HashNode.IsChild property to IsLeaf

18:49 Changeset [16266] by bburlacu

#2958: Add native interpreter dll wrapper as external lib.

18:38 Ticket #2958 (Vectorized/batch-mode interpreter for symbolic expression trees) created by bburlacu
This ticket explores the possibility of employing batching and …
18:29 Changeset [16265] by gkronber

#1278: renamed branch

18:26 Changeset [16264] by gkronber

#2957: initial import of physics problems implemented by lkammere

08:07 Ticket #2957 (Implement symbolic regression problem instances from "A multilevel ...) created by gkronber
See: This paper uses data from …


13:08 Changeset [16263] by bburlacu

#2950: Refactor hashing to use unsigned long for hashes. Implement new DiversityPreservingCrossover which prevents subtrees with the same hash value from being swapped.

10:10 Changeset [16262] by chaider

#2956: created branch

10:06 Ticket #2956 (Integration of A Priori Knowledge for Symbolic Regression) created by chaider
Integration of a priori knowledge for symbolic regression.


21:26 Changeset [16261] by bburlacu

#2950: Fix bug in HashUtil.ToByteArray(). Improve hashing performance (10-15% gain) by avoiding array allocations for child node indices.


22:10 Changeset [16260] by bburlacu

#2950: Refactor HashExtensions: simplify Reduce method.


13:51 Changeset [16259] by bburlacu

#2950: Add storable constructor.

13:37 Changeset [16258] by bburlacu

#2950: Simplify code in SymbolicDataAnalysisBuildingBlockAnalyzer and fix build error.

12:48 Changeset [16257] by jkarder

#2839: worked on hive project management

  • fixed GetAvailabilityStatsPerProjectQueryString


19:58 Changeset [16256] by gkronber

#2925: added x64 version of CVODES as well as dispatching code for x86 and x64.

18:48 Changeset [16255] by bburlacu

#2950: Implement first version of hash-based building blocks analyzer. Minor performance improvement in HashExtensions.cs. Fix bug in SymbolicExpressionTreeHash.cs with simplification for Multiplication nodes inadvertently altering constant values.

18:21 Changeset [16254] by gkronber

#2925: made usage of x86 native library explicit.

18:16 Changeset [16253] by gkronber

#2925: fixed memory leak and fixed bug in determination of integration time span

10:45 Changeset [16252] by bburlacu

#2950: Minor refactor of HashExtensions.cs to allow method chaining. Minor refactor in SymbolicExpressionTreeHash.cs.

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