HeuristicLab 3.3.15 - Pending

Changes to the previous release that are available in the daily build of our stable branch and will become part of the next release: ​Download HeuristicLab daily build binaries.

Features and Enhancements:

Ticket	Modified	Component	Summary
#2592	7 years	Algorithms.CMAEvolutionStrategy	MO-CMA-ES for Realnumbered Problem
#745	7 years	Algorithms.DataAnalysis	More advanced linear regression methods with included feature selection
#2581	7 years	Algorithms.DataAnalysis	Monte Carlo Tree Search (MCTS) for symbolic regression models
#2631	8 years	Algorithms.DataAnalysis	Confidence Intervals for Random Forest Regression
#2657	8 years	Algorithms.DataAnalysis	Possibility to do multiple random restarts for non-linear regression (curve fitting) algorithm
#2687	8 years	Algorithms.DataAnalysis	Support for time lags in non-linear function fitting
#2699	7 years	Algorithms.DataAnalysis	Radial Basis Function Regression
#2700	7 years	Algorithms.DataAnalysis	t-Distributed Stochastic Neighbor Embedding
#2734	8 years	Algorithms.DataAnalysis	Linear models represented should use the linear tree interpreter for evaluation
#2755	8 years	Algorithms.DataAnalysis	For gradient boosted trees with LogisticRegressionLoss the threshold for the discriminant function should be set to zero.
#2760	7 years	Algorithms.DataAnalysis	Shuffle samples in the cross-validation wrapper for data analysis algorithms
#2771	7 years	Algorithms.DataAnalysis	Support for factor variables in elastic net regression
#2782	7 years	Algorithms.DataAnalysis	Gaussian process regression should also calculate the leave-one-out predictive probability
#2850	7 years	Algorithms.DataAnalysis	Extend tSNE with relevance weights
#2862	7 years	Algorithms.DataAnalysis	NLR yields suboptimal results
#2690	7 years	Algorithms.DataAnalysis.Views	Implement views for decision tree models (random forest and gradient boosted trees)
#2715	7 years	Algorithms.DataAnalysis.Views	Multiple Histogram DataRows in DataTableView
#2792	7 years	Algorithms.GeneticAlgorithm	Genetic algorithm should choose a mutation operator by default
#2634	7 years	Analysis	Run-length distribution (RLD) Analysis of Algorithm Instances
#2744	7 years	Analysis	Add content and view for Gantt visualization
#2713	7 years	Analysis.Views	Configuration Context Menu for DataTableView and ScatterPlotView
#2765	7 years	Analysis.Views	ScatterPlot should support tag objects
#2729	8 years	Core	Allow excluding generic type in item attribute
#2732	8 years	Data	GetRow and GetColumn iterators for ValueTypeMatrix<T>
#2674	8 years	Data.Views	Copy&paste should also copy the row names for DoubleArrays
#2724	7 years	Data.Views	EnumValueView should consider the FlagsAttribute
#2809	7 years	DataPreprocessing	Remove "Logic" Classes in DataPreprocessing
#2663	8 years	DataPreprocessing.Views	Make Linechart and Histrogram of DataPreprocessing more userfriendly
#2693	7 years	DataPreprocessing.Views	Allow multi-selection for columns in the datagrid in the data-preprocessing tool
#2698	7 years	DataPreprocessing.Views	Multi-Scatterplot in Preprocessing crashes HL with high number of variables
#2709	7 years	DataPreprocessing.Views	DataPreprocessing Enhancements
#2761	7 years	DataPreprocessing.Views	DataPreprocessing should show the TypeSelectorDialog for creating filters
#2730	7 years	Encodings	Add similarity calculators and equality comparers for encodings
#2666	7 years	Encodings.LinearLinkageEncoding	Improve Performance of LinearLinkageEncoding
#2731	8 years	Encodings.PermutationEncoding	Improve performance of certain manipulations on Permutation
#2651	7 years	ExtLibs	Integrate igraph in HeuristicLab
#2814	7 years	General	Remove CreatorsUpdate Quick-Fix
#2821	7 years	General	Remove Creators-Update-Info in ChangeNestingLevelDialog
#2743	7 years	Hive.General	Overhaul HL services
#2835	7 years	Hive.General	Check service identity using the certificate's DNS/SN instead of the certificate itself
#2791	7 years	Hive.Slave	Checkpointing within Hive slaves should be improved
#2258	7 years	Optimization	Executable.Start executes it asynchronously
#2524	7 years	Optimization	It should be possible to pause BasicAlgorithms
#2774	5 years	Optimization	Individuals should be able to store additional data
#2783	7 years	Optimization	Provide useful helper methods in BasicProblem
#2822	7 years	Optimization	Support Running Experiments in Parallel
#2758	7 years	Optimization.Views	RunCollectionView is too slow
#2800	7 years	Optimization.Views	Hiding lots of runs in the BubbleChart should be faster
#2736	7 years	Problems	Implement Graph Coloring Problem
#2739	7 years	Problems.BinPacking	Improve binpacking visualization
#2762	7 years	Problems.BinPacking	New heuristics for BinPacking
#2706	7 years	Problems.Binary	Binary problems should include similarity calculators for population diversity analysis
#2649	8 years	Problems.DataAnalysis	OnlineNMSECalculator should use population variance instead of sample variance
#2672	8 years	Problems.DataAnalysis	Online calculators should be cloneable
#2697	7 years	Problems.DataAnalysis	Refactor certain parts for data-based modeling
#2757	7 years	Problems.DataAnalysis	Provide friction test datasets as regression problem instances
#2848	7 years	Problems.DataAnalysis	Extract functionality to remove duplicate datasets into separate class
#2442	8 years	Problems.DataAnalysis.Symbolic	Linq Expression Trees Interpreter for HeuristicLab
#2650	7 years	Problems.DataAnalysis.Symbolic	Support for categorical variables (R factors) for symbolic regression with GP
#2677	8 years	Problems.DataAnalysis.Symbolic	Support for multi-argument functions for non-linear function fitting
#2686	7 years	Problems.DataAnalysis.Symbolic	Support for time lags in constant optimizer
#2692	8 years	Problems.DataAnalysis.Symbolic	The 'mathematical view' for symbolic expressions should show factors = 1 directly in the formula.
#2742	8 years	Problems.DataAnalysis.Symbolic	Possibility to store the history of best solutions for single-objective symbolic regression
#2741	8 years	Problems.DataAnalysis.Symbolic.Regression	Extend the multi-objective symbolic regression analyzer to analyze the test error in the Pareto-front
#2802	7 years	Problems.DataAnalysis.Symbolic.Regression	Provide a well-configured sample for symbolic regression with GP with strict offspring selection
#2852	7 years	Problems.DataAnalysis.Symbolic.Regression	Improve Constants Optimization for Symbolic Regression
#1666	7 years	Problems.DataAnalysis.Symbolic.Views	SimplifierViews for symbolic data analysis problems should give a visual clue when a background process is running
#2632	8 years	Problems.DataAnalysis.Views	Legends for charts for data analysis solutions should show the target variable when possible
#2662	8 years	Problems.DataAnalysis.Views	Show Y-Value in Target Response Gradients
#2670	7 years	Problems.DataAnalysis.Views	Target Response Gradient charts should be renamed
#2673	8 years	Problems.DataAnalysis.Views	Solution view for variable impacts
#2718	8 years	Problems.DataAnalysis.Views	View to analyze residuals over the rows of the dataset for regression solutions
#2749	8 years	Problems.DataAnalysis.Views	DataAnalysisSolutionViews should never show ResultViews
#2750	8 years	Problems.DataAnalysis.Views	EstimatedValuesView for RegressionSolutions does not show residuals
#2759	8 years	Problems.DataAnalysis.Views	Change problemdata of DataAnalysisAlgorithms
#2779	7 years	Problems.DataAnalysis.Views	For model validation and inspection an analysis of residuals over input variables could be insightful
#2860	7 years	Problems.DataAnalysis.Views	Clear filename if problemData of solutions is changed
#2553	7 years	Problems.ExternalEvaluation	Provide access to script's compiled instance as dynamic object
#2660	7 years	Problems.Instances	Extend VariableNetworkInstances to include problems with no noise and to calculate actual variable relevance
#2737	7 years	Problems.Instances	TSPLIBInstanceProvider only sets best known quality if also optimal tour is known
#2853	7 years	Problems.Instances	Reduce test set size of Keijzer problem instances
#2705	7 years	Problems.VehicleRouting	Best-known quality only VRP solutions
#2703	8 years	Random	Gamma distribution for HeuristicLab
#2560	7 years	Services.OKB	Enable uploading and downloading of characteristic values in okb
#2588	7 years	Services.OKB	Enable uploading and downloading of solutions in okb
#2694	7 years	Visualization.ChartControlsExtensions	Lazy-loading of the ExportDialog in the EnchancedChart

Bugs:

Ticket	Modified	Component	Summary
#2753	8 years	Algorithms.ALPS	ALPS does not reparameterize the evaluator
#2529	8 years	Algorithms.DataAnalysis	AR1 is not evaluated correctly on the test partition
#2652	8 years	Algorithms.DataAnalysis	Scaling of variable values is missing for k-nearest neighbors models
#2653	8 years	Algorithms.DataAnalysis	GetEstimatedValues is not thread-safe for k-nearest neighbours model
#2712	8 years	Algorithms.DataAnalysis	GaussianProcesses define a Maximization parameter
#2752	8 years	Algorithms.DataAnalysis	Dataset partitions are not set correctly in for GBT with logistic regression loss
#2756	7 years	Algorithms.DataAnalysis	GBT with logistic regression loss function cannot be used in cross-validation
#2763	8 years	Algorithms.DataAnalysis	Qualities-Chart for GBT should start at 0
#2854	7 years	Algorithms.DataAnalysis	Random Forest Results are wrong
#2826	7 years	Algorithms.MOCMAEvolutionStrategy	MO-CMAES ignores maximum evaluated solutions limit
#2815	7 years	Algorithms.ParameterlessPopulationPyramid	Implement cloning and serialization of P3 correctly
#2797	7 years	Algorithms.ParticleSwarmOptimization	Improve PSO implementation
#2799	7 years	Analysis.Views	DataTable and ScatterPlotView (De)RegisterEvents base-calls missing
#2547	7 years	Clients.OKB	Method ConvertToOptimizationRun should be moved from QueryView to QueryClient
#2746	8 years	Common	Overflow issues in binomial coefficient calculation
#2778	8 years	DataPreprocessing	Shuffling manipulation in the DataPreprocessing does not work as expected
#2714	8 years	DataPreprocessing.Views	DataGridView key events do not work correctly
#2837	7 years	DataPreprocessing.Views	Lost Exception in DataPreprocessing during Import
#2540	7 years	Encodings.RealVectorEncoding	StringConvertibleMatrixView may throw an exception if it is reused
#2647	8 years	Encodings.SymbolicExpressionTreeEncoding	Crossover does not remove swapped subtrees from the non-root parent
#2685	8 years	Encodings.SymbolicExpressionTreeEncoding	SymbolicExpressionGrammars calculate the min length and depth of expression wrong
#2689	8 years	Encodings.SymbolicExpressionTreeEncoding	Parameters of SymbolicExpressionTreeEncoding are not prefixed with the encoding name which causes problems when used in MultiEncoding
#2794	7 years	Encodings.SymbolicExpressionTreeEncoding.Views	Pad and center tree chart & layout
#2648	8 years	ExtLibs	Correct outputpath of sim# 3.0.9
#2735	8 years	ExtLibs	Netron diagramming build problems using Build.cmd
#2803	7 years	ExtLibs	Fix igraph tests
#2664	7 years	General	Adapt project files for linux
#2781	8 years	General	BioBoost: Demo file cannot be opened because of a missing plugin dependency
#2788	7 years	General	Blue screen on some Windows 10 systems
#2764	8 years	Hive.Client	MenuItem CreateHiveJob operates on the displayed content
#2846	7 years	Hive.Client	Uncaught ObjectDisposedExceptions
#2784	7 years	Hive.General	Pausing of Hive tasks does not work
#2833	7 years	Hive.Server	Hive service does not reschedule tasks
#2667	8 years	MainForm.WindowsForms	ObjectDisposedException might crash HL in ProgressView in combination with importing data from CSV file
#2716	7 years	MainForm.WindowsForms	Exception in RemoveOperationProgressFromContent
#2711	8 years	Optimization	The execution state of algorithms is not synchronized correctly if an exception occurs during the stop operation
#2786	8 years	Optimization	Cursor keys in optimizer menu navigate in wrong direction
#2816	7 years	Optimization	BasicAlgorithms are not cloned correctly
#2823	7 years	Optimization	Synchronous Experiment.Start call might return too early
#2810	7 years	Optimization.Views	Tooltips in Bubblechart for non-numerical values is wrong
#2818	7 years	Optimization.Views	GUI is unresponsive if multiple displayed algorithms are running
#2830	7 years	Optimization.Views	Uncought Exceptions in IOptimizers get lost
#2831	7 years	ParallelEngine	Breakpoints in ParallelEngine can cause unexpected behavior
#2785	8 years	Problems.BinPacking	BinPacking doesn't respect stacking constraints
#2820	7 years	Problems.BinPacking	Bug in residual update in Bin packing
#2669	8 years	Problems.DataAnalysis	TargetVariable information is lost in DataAnalysisModels
#2683	8 years	Problems.DataAnalysis	Exception when trying to open the data preprocessing view for regression solutions
#2723	7 years	Problems.DataAnalysis	Providing variable values as double[] to Dataset fails at runtime
#2843	7 years	Problems.DataAnalysis	Changing of ProblemData for DataAnalysisSolution does not work as expected
#2859	7 years	Problems.DataAnalysis	Improve TableFileParser column-type deduction for missing values
#2861	7 years	Problems.DataAnalysis	Ctor of ClassificationProblemData is broken
#2710	8 years	Problems.DataAnalysis.Symbolic	Editing variable nodes in the tree simplifier fails if the variable symbol does not contain any variable names
#2675	8 years	Problems.DataAnalysis.Views	TimeframeFeatureCorrelationCalculator cuts the observations within the window at the start and appends them to the end
#2702	8 years	Problems.DataAnalysis.Views	Axis for estimated values and for predicted values should be switched in the scatter plot view
#2717	8 years	Problems.DataAnalysis.Views	The feature correlation view sometimes shows wrong double.NaN values
#2807	7 years	Problems.DataAnalysis.Views	PartialDependencePlot throws Exception with constant values
#2371	8 years	Problems.Instances	Setting the seed for ValueGenerator not possible (for data analysis problems)
#2661	7 years	Problems.Instances	Remove bugs in TableFileParser
#2688	7 years	Problems.Instances	Encoding is not forwarded to the table file parser while importing CSV files
#2720	8 years	Problems.Instances	Exporting of JSSP problem instances does not work
#2801	7 years	Problems.Instances	Typos in csv importer dialog
#2790	7 years	Problems.Scheduling	Island GA throws exception when applied to JSSP
#2775	7 years	Problems.TestFunctions	MultiRealVectorCrossover throws exception when applied during multi-objective optimization
#2827	7 years	Problems.TestFunctions.Views	SingleObjectiveTestFunctionSolutionView throws Exception for ProblemSize == 1
#2696	7 years	Problems.VehicleRouting	Clear BestKnownSolution and BestKnownQuality when problem instances changes
#2721	8 years	Random	Shuffle extension method throws on empty enumerable
#2787	7 years	Scripting.Views	Opening a C# script on Windows10 causes a change of DPI settings (scaling of widgets)
#2824	7 years	Tests	Test's app config contains service definitions
#2728	8 years	Visualization.ChartControlsExtensions	Fix EnhancedChart resetting the zoom level

Tasks:

Ticket	Modified	Component	Summary
#2640	7 years	General	Release HeuristicLab 3.3.15
#2751	7 years	General	Upgrade build process for HL
#2805	7 years	General	Update mergeinfo of stable branch to include already merged revisions