16:55 Changeset [12922] by gkronber


  • added a simple implementation of Koza-style symbolic regression
  • added ucb tuned and estimation of variance to tabular quality functions
15:37 Changeset [12921] by gkronber

#2472: update best solution only if a solution with a better best quality is found

14:52 Changeset [12920] by jkarder

#2468: implemented checkpointing

11:38 Changeset [12919] by gkronber

#2471 copied Problems.HeuristicLab from trunk to branch to add more implementations of GP problems

11:17 Ticket #1723 (Tree creators from the symbolic data analysis plugin are discovered as ...) closed by gkronber
worksforme: The only operator discovered is the …
10:39 Changeset [12918] by gkronber

#2472: removed deleted projects from solution

10:37 Changeset [12917] by gkronber

#2472: removed deleted projects from solution

10:28 Ticket #2421 (Port artificial ant problem to new symbolic expression encoding) closed by gkronber
obsolete: Efforts are now tracked in ticket #2472
10:28 Ticket #2422 (Port lawn mower problem to new symbolic expression encoding) closed by gkronber
obsolete: Efforts are now tracked in #2472.
10:27 Ticket #2469 (Create base class for problems using the SymbolicExpressionTreeEncoding) closed by gkronber
obsolete: Changes related to this ticket are now tracked in #2472
10:24 Changeset [12916] by gkronber


  • deleted unused files
  • removed createable attribute from outdated implementation of GrammaticalEvolution problems
10:20 Changeset [12915] by gkronber


  • include Problems.GeneticProgramming in solution
  • use Problems.GeneticProgramming from Problems.GrammaticalEvolution (only ArtificialAnt part)
  • simplified GEArtificialAntProblem by using BasicProblem<IntegerVectorEncoding>
10:03 Changeset [12914] by ascheibe

#2388 fixed plugin queries for maintenance page

08:46 Changeset [12913] by ascheibe

#2388 fixed ordering for history charts

08:23 Changeset [12912] by gkronber

#2472: svn:ignore

08:21 Changeset [12911] by gkronber

#2472: created project structure for HeuristicLab.Problems.GeneticProgramming and added implementations of ArtificialAnt and LawnMower

07:01 Ticket #2472 (Create HeuristicLab.Problems.GeneticProgramming) created by gkronber
This plugin should hold GP problems such as the aritificial ant or the …


17:51 Changeset [12910] by gkronber

#2471: svn:ignore

17:50 Changeset [12909] by gkronber

#2471: initial import of basic algorithm and framework (state value approximation not yet supported)


15:16 Changeset [12908] by gkronber

#2471: created branch

14:58 Ticket #2471 (Algorithm for sequential construction of symbolic expression trees) created by gkronber
Related to "Grammatical Optimization" exploration ticket #2283 This …
14:47 Changeset [12907] by abeham

#2470: Added remaining constructors

14:44 Ticket #2470 (ItemDictionary should allow to use a custom comparer) created by abeham
It's not possible to use a custom comparer in ItemDictionary, even …
14:40 Changeset [12906] by gkronber

#2422: removed obsolete plugin dependency

14:39 Changeset [12905] by gkronber

#2421 deleted unused analyzer and removed obsolete plugin dependency

14:25 Changeset [12904] by gkronber

#2469: implemented override for Analyze(...) method in SymbolicExpressionTreeProblem

14:24 Changeset [12903] by gkronber

#2421 moved code from analyzer directly into the Analyze(...) method of the problem class

14:23 Changeset [12902] by gkronber

#2422 deleted (svn-)copied files which are not used anymore

14:22 Changeset [12901] by gkronber

#2422 reverse merge of r12900 (unintended commit)

14:19 Changeset [12900] by gkronber

#2422 deleted (svn-)copied files which are not used anymore

14:18 Changeset [12899] by gkronber

#2422: ported lawn mower problem to use BasicProblem and SymbolicExpressionTreeEncoding

12:30 Changeset [12898] by gkronber

#2421: derived ArtificialAntProblem from SymbolicExpressionTreeProblem (see #2469)

12:29 Changeset [12897] by gkronber

#2469: added SymbolicExpressionTreeProblem base class

12:23 Ticket #2469 (Create base class for problems using the SymbolicExpressionTreeEncoding) created by gkronber
Similar, to BinaryProblem. #2421 and #2422 depend on changes in this …
11:15 Ticket #2468 (Implement Checkpointing for the Hive Slave) created by ascheibe
10:42 Changeset [12896] by gkronber

#2421: deleted files which were (svn-)copied but are not used anymore.

10:38 Changeset [12895] by gkronber

#2421 new version of artificial ant problem that uses SymbolicExpressionTreeEncoding

00:55 Changeset [12894] by bburlacu

#1772: Small updates to SelectionSchemeAnalyzer and SymbolicDataAnalysisGeneticOperatorImprovementAnalyzer.


13:56 Changeset [12893] by gkronber

#2283: experiments on grammatical optimization algorithms (maxreward instead of avg reward, ...)


13:21 Changeset [12892] by bburlacu

#1772: Made GenealogyAnalyzer class abstract and added abstract method EvaluateIntermediateChildren in order to assign qualities to intermediate vertices in the genealogy graph. Implemented SymbolicDataAnalysisGeneticOperatorImprovementAnalyzer which shows parent-child quality statistics for crossover and mutation.


14:27 Changeset [12891] by bburlacu

#1772: Merge trunk changes. Remove dead code from the genealogy analyzer.


22:18 Changeset [12890] by abeham

#2431: fixed a bug in the iterated algorithm

18:28 Changeset [12889] by bburlacu

#2467: Add 25th and 75th percentage columns to the data preprocessing statistics view

18:27 Ticket #2467 (Add 25th and 75th Percentile columns to the DataPreprocessing ...) created by bburlacu
The 25th and 75th Percentile would be useful to have along with the …


08:56 Changeset [12888] by abeham


  • Some bug fixes


15:26 Changeset [12887] by pfleck

#2027 Merged trunk changes.

15:22 Changeset [12886] by pfleck

#2466 Use the CurrentMaximumSelectionPressure instead of the MaximumSelectionPressure to determine termination.

15:09 Ticket #2466 (SASEGASA terminates too early) created by pfleck
SASEGASA ignores the FinalMaximumSelectionPressure when only a …
14:01 Changeset [12885] by ascheibe

#2388 fixed begindate query

13:59 Changeset [12884] by pfleck

Added tooltip when hovering a data point.
Click on a data point opens the corresponding DataItem or both if x and y values came from different DataItems.

13:44 Changeset [12883] by ascheibe

#2388 fixed some queries

13:27 Changeset [12882] by pfleck

Fixed zooming issues.
Added "no data available" label.

13:13 Changeset [12881] by pfleck

#2379 Added jitter for x and y axis.


16:32 Changeset [12880] by pfleck

Adapted dimension matching for NSGA-II Sample.
Changed default views.

15:31 Ticket #2465 (Persistence of SVM solutions takes a long time and creates really big files) created by gkronber
Relevant only when storing multiple solutions (i.e. in grid tests with …
11:49 Ticket #2464 (Implement new ensembling methods) created by mkommend
Currently averaging and dominant class ensembles are available for …
10:14 Changeset [12879] by ascheibe

#2388 added missing prebuild events

10:08 Changeset [12878] by ascheibe

#2388 merged hive statistics branch into trunk

10:06 Ticket #2429 (Implement a maintenance WebApp plugin) closed by ascheibe
invalid: This ticket is merged and released together with #2388, so it's not …
09:48 Changeset [12877] by gkronber

#2434: merged r12875 from trunk to branch


19:13 Changeset [12876] by gkronber

#2283: implemented first crude version of extreme hunter algorithm in branch

19:03 Changeset [12875] by gkronber

#2450: fixed constructors for loss functions

18:38 Changeset [12874] by gkronber

#2434: merged r12873 from trunk to branch

18:35 Changeset [12873] by gkronber

#2450 derived ILossFunction from IItem to allow execution on hive without privileged flag (made an "after deserialization"-hook necessary to convert the parameter type)

18:33 Changeset [12872] by gkronber

#2434 reverse merge of r12871 (changes should be applied directly to trunk)

18:31 Changeset [12871] by gkronber

#2434 derived ILossFunction from IItem to allow execution on hive without privileged flag (made an "after deserialization"-hook necessary to convert the parameter type)

17:10 Changeset [12870] by gkronber

#2434 fixed compile error in unit tests using CV

16:35 Changeset [12869] by gkronber

#2434: merged r12835:12868 from trunk to cross-validation branch

16:11 Changeset [12868] by gkronber

#2450: introduced surrogate for GBT-models which recalculates the actual model on demand to improve persistence of GBT solutions

15:35 Changeset [12867] by ascheibe

#2388 merged trunk into branch

15:14 Changeset [12866] by ascheibe

#2388 some more cleanups

09:32 Changeset [12865] by abeham


  • Added label on last data point
  • Changed target in cost view to display as ratio to best-known or best found


00:53 Changeset [12864] by abeham


  • fixed bug in iterated algorithm
  • changed RLD view to use % deviation as targets
  • RLD view now always groups by problem


14:35 Changeset [12863] by pfleck

#2269: Added EvaluatedSolutionsHistoryAnalyzer to keep track of the number of evaluated solutions when the analyzers are called.


19:34 Ticket #2463 (Icons in RunView become misplaced) created by abeham
There is a problem with updating the icon list in RunView. To …
17:11 Changeset [12862] by abeham

#2431: modified EngineAlgorithm to clear log on prepare

17:08 Ticket #2462 (Engine log can grow to extreme sizes) created by abeham
There is no cap on the engine's log size, an algorithm that is started …
16:24 Ticket #2461 (Enable paging for downloading Hive Jobs) created by abeham
Instead of having to download the whole experiment all the time …
16:19 Changeset [12861] by ascheibe

#2388 removed old code and switched to new code

16:05 Changeset [12860] by abeham

#2457: worked on expert system

16:04 Changeset [12859] by abeham

#2431: Renamed AlgorithmIterator to IteratedAlgorithm

15:22 Changeset [12858] by ascheibe


  • prevent disposing of hive data context
  • more cleanups
14:51 Changeset [12857] by ascheibe


  • cleaned up sql scripts
  • cleaned up hive service
  • made performance logger optional
  • removed unused web service methods
14:19 Changeset [12856] by abeham

#2431: Added AlgorithmIterator instead of IRRestarter

  • AlgorithmIterator implements IAlgorithm whereas IRRestarter implemented only IOptimizer
  • Deriving from Algorithm leads to better design
14:13 Changeset [12855] by abeham

#2444: fixed oversight as mentioned in review

14:05 Ticket #2460 (Algorithm instance is not read-only when stored in a run object) created by abeham
Typically, all results and parameters in a run are read-only. But if …
11:18 Changeset [12854] by mkommend

#2379: Added new sample for new bubble chart.

Note: See TracTimeline for information about the timeline view.