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| 1 | +Accord.NET Framework 3.7.0 release notes |
| 2 | +----------------------------------------- |
| 3 | +20.18.2017. |
| 4 | + |
| 5 | +Version updates and fixes: |
| 6 | + - GH-53: K-Medoids algorithm; |
| 7 | + - GH-335: Nelder-mead solver not converged; |
| 8 | + - GH-444: Reenable F# Unit Tests; |
| 9 | + - GH-587: UnmanagedImage does not supported in ExtractBiggestBlob filter; |
| 10 | + - GH-594: FFMPEG net35 not working; |
| 11 | + - GH-621: How to calculate the cache size in respect of the available RAM; |
| 12 | + - GH-662: 64-bit FFMPEG binaries not in output after installing with NuGet; |
| 13 | + - GH-669: Confusion Matrix; |
| 14 | + - GH-673: Stream closes after serialization with GZip compression; |
| 15 | + - GH-676: DoubleArrayChromosome CreateNew ignores Balancer properties; |
| 16 | + - GH-684: BalancedKMeans gets stuck; |
| 17 | + - GH-688: Cobyla constraint definitions only work with constant values; |
| 18 | + - GH-690: Add an Example for Cross-Validation with DecisionTrees; |
| 19 | + - GH-692: Add an Example for StochasticGradientDescent Class; |
| 20 | + - GH-693: One-class SVM decision rule; |
| 21 | + - GH-694: Add support for Weighted Least Squares; |
| 22 | + - GH-696: IndexOutOfRangeException exception in Matrix.First method; |
| 23 | + - GH-697: Add an Example for HiddenMarkovModel(TDistribution, TObservation); |
| 24 | + - GH-699: MJPEGStream throws NotImplementedException in .NET Core 2.0; |
| 25 | + - GH-700: MJPEGStream throws InvalidOperationException in .NET Core 2.0; |
| 26 | + - GH-706: DecisionTree.ToCode() returns code that does not compile; |
| 27 | + - GH-707: DecisionTree.ToCode() returns code that compiles; |
| 28 | + - GH-711: Nonlinear Regression in VB.NET; |
| 29 | + - GH-712: Update MJPEGStream.cs ; |
| 30 | + - GH-715: GeneralizedParetoDistribution shape param; |
| 31 | + - GH-717: Possible issue with DynamicTimeWarping kernel class; |
| 32 | + - GH-723: Procrustes analysis is giving weird/wrong results; |
| 33 | + - GH-729: Error in ExhaustiveBlockMatching; |
| 34 | + - GH-731: Dilatation; |
| 35 | + - GH-736: Measures.Quartiles() for double Vectors of size 2 is wrong; |
| 36 | + - GH-737: Add examples for C45Learning Class with missing data and thresholds; |
| 37 | + - GH-745: Cannot change degree of a default Polynomial kernel; |
| 38 | + - GH-746: Add an Example for CrossValidation Class; |
| 39 | + - GH-747: How to understand the Probabilities; |
| 40 | + - GH-749: 64 bit release for .NET 4.0; |
| 41 | + - GH-752: Speed up matrix-vector operations; |
| 42 | + - GH-758: NullReferenceException on NaiveBayes Learn; |
| 43 | + - GH-765: NaiveBayes 'System.IndexOutOfRangeException' occurred in Accord.Statistics.dll when calling from sample application; |
| 44 | + - GH-767: DebugVisualizers; |
| 45 | + - GH-777: Bug in LinearConstraintCollection documentation; |
| 46 | + - GH-778: Setter for bounds in BoundedBroydenFletcherGoldfarbShanno. |
| 47 | + |
| 48 | +* General |
| 49 | + - Adding support for targetting NET Standard 1.4; |
| 50 | + - Adding Newtonsoft.Json (Json.NET) in externals. |
| 51 | + |
| 52 | +* DataSets |
| 53 | + - Adding Wisconsin's Breast Cancer (original, prognostic and diagnostic) datasets; |
| 54 | + - Adding Oxford's Parkinsons dataset; |
| 55 | + - Updating download links for the RCV1v2 dataset. |
| 56 | + |
| 57 | +* Imaging |
| 58 | + - Fixing multiple typos regarding the spelling of "Dilation" (this is a breaking change). |
| 59 | + |
| 60 | +* IO |
| 61 | + - Adding a ReadLine method to CsvReader to read individual lines from the CSV file. |
| 62 | + |
| 63 | +* MachineLearning |
| 64 | + - Adding K-Medoids (PAM) and Voronoi Iteration clustering algorithms; |
| 65 | + - Fixing epsilon in Sequential Minimal Optimization for Regression; |
| 66 | + - Adding a MiniBatch static class that can be used to create mini-batch definitions from training data; |
| 67 | + - Update LevenbergMarquardtLearning.cs to allow for different activation functions; |
| 68 | + - Update BackPropagationLearning.cs to allow for different activation functions; |
| 69 | + - Adding support for missing values in C4.5; |
| 70 | + - Updating GeneralConfusionMatrix to represent columns as ground-truth instead of predictions; |
| 71 | + - Improving memory usage for Second Order (LibSVM) Sequential Minimal Optimization; |
| 72 | + - Adding more overloads to the method that helps determine how many lines can |
| 73 | + be included in the SVM kernel cache given a total amount of memory; |
| 74 | + - Fixing ToMulticlass() methods included in multi-label and binary classifiers; |
| 75 | + - Fixing the Probabilities and LogLikelihoods methods for multi-label and multi-class SVMs; |
| 76 | + - Adding an option for OneVsOneLearning/Multiclass SVMs stop at the first exception |
| 77 | + found during training instead of waiting until the all machines have been trained; |
| 78 | + - Adding Precision, Recall, RowErrors and ColumnErrors to GeneralConfusionMatrix. |
| 79 | + |
| 80 | +* Math |
| 81 | + - Adding support for .Learn() methods in NonlinearLeastSquares; |
| 82 | + - Updates GH-762: DotAndDot performance for small problem sizes; |
| 83 | + - Removing the deprecated extension methods for Accord.Math.Matrix.Multiply |
| 84 | + (such that calls should now be redirected to Elementwise.Multiply); |
| 85 | + - Fix BinarySearch so that it works with decreasing functions; |
| 86 | + - Search interval in BinarySearch was meant to be [a;b) (i.e. with inclusive a and exclusive b); |
| 87 | + - Fixing the behavior of Matrix.Get() method when negative indices are passed; |
| 88 | + - Fixing Matrix's ToTable method to use the most high level type possible when creating columns. |
| 89 | + |
| 90 | +* Statistics |
| 91 | + - Adding multiple methods for computing quartiles/quantiles; |
| 92 | + - Adding a more advanced version of the discretization filter; |
| 93 | + - Adding an example for fraud detection using HMMs with MaximumLikelihoodLearning class. |
| 94 | + |
| 95 | +* Neuro |
| 96 | + - Adding support for networks with multiple activation functions in Levenberg-Marquardt. |
| 97 | + |
| 98 | + |
| 99 | + |
| 100 | + |
1 | 101 | Accord.NET Framework 3.6.0 release notes
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2 | 102 | -----------------------------------------
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3 |
| -03.07.2017. |
| 103 | +09.07.2017. |
4 | 104 |
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5 | 105 | Version updates and fixes:
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6 | 106 | - GH-168: Text naive bayes classification gives wrong results;
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