HeuristicLab 3.3.16 - 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
#1973	22 months	Algorithms.DataAnalysis	Support more than 256 variables in linear regression models
#2847	19 months	Algorithms.DataAnalysis	Implement M5'-(Meta-)-Regression
#2883	22 months	Algorithms.DataAnalysis	Option to store actual model instead of a surrogate-model for GBT-Solutions
#2892	22 months	Algorithms.DataAnalysis	Prediction intervals for linear regression models
#2902	3 years	Algorithms.DataAnalysis	Performance improvement of NaN/Inf-check on a double-matrix
#2904	22 months	Algorithms.DataAnalysis	Create new CalculateImpacts method for a set of variables
#2942	22 months	Algorithms.DataAnalysis	KNN-Regression/Classification should allow "self" points
#2952	20 months	Algorithms.DataAnalysis	Option to store actual model instead of a surrogate-model for RandomForest-Solutions
#2956	2 years	Algorithms.DataAnalysis	Integration of A Priori Knowledge for Symbolic Regression
#2874	3 years	Algorithms.DataAnalysis.Views	Widgets for workers and folds are not aligned correctly in the CrossValidationView
#2890	3 years	Algorithms.DataAnalysis.Views	Overhaul of GradientBoostedTreesModelView
#2916	3 years	Analysis	Improve serialization of IndexedDataTable
#2947	2 years	Analysis.Views	Configure Dialog for IndexedDataTableView
#2930	3 years	Clients.OKB	Prevent UI-Freeze in case of Endpoint-Failure
#1616	22 months	Core.Views	CheckedItemCollectionView should have an option to select / deselect all items
#2919	22 months	Data	Packed storage matrix type
#2960	2 years	Data	Row and Column query methods for StringMatrix
#2435	22 months	ExtLibs	Update AlgLib to most recent version
#2926	3 years	ExtLibs	Update Sim# version
#2975	22 months	ExtLibs	Update Sim# to 3.1.1
#2931	22 months	General	Integration of LP and MIP Solvers based on Google OR-Tools in HeuristicLab
#2951	2 years	General	Update Build.cmd and Test.cmd to use newer versions of MSBuild
#2839	22 months	Hive.General	Implement project management for Hive
#2877	22 months	Hive.General	Hive Improvements
#2845	22 months	MainForm	Enhance Progress(View)
#2876	3 years	Optimization.Views	Open BubbleChart from Boxplot View
#2885	3 years	Optimization.Views	Select all with Ctrl+A in RunCollectionView
#3005	22 months	Parameters	There should be an option to make ValueParameters read only
#2520	22 months	Persistence	Persistence Overhaul
#2965	22 months	Persistence	Cancelable Save (to File) Command
#2884	2 years	Problems.DataAnalysis	Implement variable impacts for classification solutions
#2935	3 years	Problems.DataAnalysis	It should be possible to insert a variable at a specific position in the ModifiableDataset
#2955	22 months	Problems.DataAnalysis	Improve evaluating models on new data
#2966	22 months	Problems.DataAnalysis	Implement Intervals and according calculation rules
#3002	22 months	Problems.DataAnalysis	Build dataset with row-wise data
#2866	19 months	Problems.DataAnalysis.Symbolic	Hyperbolic functions for symbolic regression
#2911	3 years	Problems.DataAnalysis.Symbolic	Add TSQL Formatter for ISymbolicExpressionTreeStringFormatter
#2915	22 months	Problems.DataAnalysis.Symbolic	Add support for abs(x), AQ(x) and CubeRoot(x) for symbolic regression problems
#2937	2 years	Problems.DataAnalysis.Symbolic	Support for "analytical quotient" function in symbolic regression
#2948	22 months	Problems.DataAnalysis.Symbolic	Symbolic differentiation
#2950	22 months	Problems.DataAnalysis.Symbolic	Support hash-based simplification of symbolic expressions
#2954	3 years	Problems.DataAnalysis.Symbolic	CubeRoot symbol
#2958	22 months	Problems.DataAnalysis.Symbolic	Vectorized/batch-mode interpreter for symbolic expression trees
#2991	22 months	Problems.DataAnalysis.Symbolic	DiversitySelector for symbolic data analysis problems
#2998	22 months	Problems.DataAnalysis.Symbolic	Allow specification of floating point number format for the InfixFormatter
#2361	22 months	Problems.DataAnalysis.Symbolic.Classification	Adapted symbolic classification evaluators to increase the sensitivity of a model
#2977	22 months	Problems.DataAnalysis.Symbolic.Regression	Pearson R2 & Tree Similarity Multiobjective Evaluator
#2871	2 years	Problems.DataAnalysis.Views	The Order of VariableImpacts should be changeable
#2888	3 years	Problems.DataAnalysis.Views	Disallow zoom in Partial Dependence Plots
#2972	2 years	Problems.DataAnalysis.Views	Select Row for Partial Dependence Plot
#2923	3 years	Problems.Instances	Penn ML Benchmark Problem Instances
#2932	3 years	Problems.Instances	CSV import dialog should choose system values as default
#2957	2 years	Problems.Instances	Implement symbolic regression problem instances from "A multilevel block building algorithm for fast modeling generalized separable systems"
#3014	22 months	Problems.Instances	Extend physics problems to allow testing with simulated noise

Bugs:

Ticket	Modified	Component	Summary
#2891	2 years	Algorithms.DataAnalysis	Neural network evaluation is not thread-safe
#2905	3 years	Algorithms.DataAnalysis	Partial dependence plots throws exception for support vector regression solutions
#2909	3 years	Algorithms.DataAnalysis	NCAModelCreator throws exception
#2940	3 years	Algorithms.DataAnalysis	Linear regression drops the constant offset if only string variables are used for modeling
#2941	3 years	Algorithms.DataAnalysis	Allow zero-variance features in k-nearest Neighbours
#3004	22 months	Algorithms.GeneticAlgorithm	IslandGA parameterizes Evaluator's Random to GlobalRandom instead of LocalRandom
#2928	3 years	Algorithms.NSGA2	NSGA-II is created with 0% mutation probability by default
#2879	22 months	Analysis.Views	Cancelling a DataTableVisualPropertiesDialog may take very long and block GUI
#2992	2 years	Common	External Evaluation leads to Exceptions during Object Graph Traversal
#2949	22 months	Core.Views	AutoResize of columns in ItemListView reduces GUI update performance massively
#3010	22 months	Core.Views	Checked item views are slow when a lot of items are checked at once
#3013	22 months	DataPreprocessing	DataPreprocessing should not be Storable
#3006	2 years	DataPreprocessing.Views	DataCompleteness Chart has Histogram View set as view name
#3008	23 months	DataPreprocessing.Views	Search and Replace in Data Preprocessing is inverted
#2986	2 years	Encodings.IntegerVectorEncoding	RoundedNormalAllPositionsManipulator applies bounds incorrectly
#2962	2 years	Encodings.SymbolicExpressionTreeEncoding	Subtree crossover distribution test displays incorrect statistics
#2900	2 years	General	Upgrade .NET framework
#2961	2 years	Hive.Slave	Hive slave does not properly unload plugins
#2561	22 months	Optimization	TimeLimitRun does not work with the Hive Slave
#2740	22 months	Optimization	Multi encoding operators are not parameterized correctly
#2855	22 months	Optimization	Showing the encoding or its operators in the run is highly wasteful
#2894	2 years	Optimization	Snapshots not initialized in TimeLimitRun
#2933	2 years	Optimization	Parallel experiment execution can lead to identical seeds
#2880	3 years	Optimization.Views	RunCollectionBoxPlotView axis-selection bug with DropDown
#2978	22 months	Optimization.Views	Enabling & disabling of controls in HL is slow
#2995	2 years	Optimization.Views	Support DateTimeValues in the RunCollectionBubbleChartView
#3000	2 years	Optimization.Views	RunLengthDistributionView shows incorrect values for runs in which the target is reached in the last generation
#2897	3 years	Problems.DataAnalysis	Dataset (and ModifiableDataset) constructor accepts unsupported values
#2910	2 years	Problems.DataAnalysis	ImpactCalculation for IDiscriminantClassificationSolutions is wrong
#2934	3 years	Problems.DataAnalysis	InputVariables of ProblemData can be renamed in the GUI
#2939	3 years	Problems.DataAnalysis	Variables cannot be added to an empty ModifiableDataset
#2959	22 months	Problems.DataAnalysis.Symbolic	Issues with the bottom-up similarity calculator
#3001	22 months	Problems.DataAnalysis.Symbolic	The excel formatter produces incorrect output for divisions (1/1*x)
#3015	22 months	Problems.DataAnalysis.Symbolic	Fix bug and improve robustness of SimplifyMultiplication
#2912	3 years	Problems.DataAnalysis.Symbolic.Classification	PositiveClass value not preserved in the SolutionComparisonView
#2878	3 years	Problems.DataAnalysis.Symbolic.Regression	Error in Deserialization of ConstantOptimizationEvaluator
#2844	22 months	Problems.DataAnalysis.Symbolic.Regression.Views	The number of iterations for constant optimization is fixed in the simplifier view
#2964	22 months	Problems.DataAnalysis.Symbolic.Views	'Mathematical representation' does not work
#2383	3 years	Problems.DataAnalysis.Views	Some charts for regression solutions throw an exception if the target variable contains missing values
#2856	2 years	Problems.DataAnalysis.Views	In the partial dependence plots the histograms are not updated when the axis range of the corresponding line chart is changed.
#2914	3 years	Problems.DataAnalysis.Views	ResidualAnalysisView hides double columns containing NaN
#2953	22 months	Problems.ExternalEvaluation	Multi-objective external evaluation problem does not filter single-objective operators
#2908	22 months	Problems.Instances	Make ResourceRegressionInstanceProvider csv functionality useable from another assembly
#2976	22 months	Random	SampleProportionalWithoutRepetition with Windowing may cause a NullReferenceException
#2967	2 years	Scripting	Ctrl+Z removes all code in C# scripts
#2982	2 years	Scripting.Views	VariableStoreView does not update variable values correctly
#2999	2 years	Tests	Skip ContentViewAttributeTest for views that use System.Windows.Forms.WebBrowser

Tasks:

Ticket	Modified	Component	Summary
#2875	22 months	General	Release HeuristicLab 3.3.16
#2887	3 years	General	Restructure HL SVN repository