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Published 5 years ago • verified publisherml-algo.comDart 3 incompatible• Latest: 13.12.6
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SIMD-based linear algebra and statistics for data science

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Changelog #

12.14.0 #

  • Vector:
    • Vector.mapToVector method added

12.13.0 #

  • Matrix:
    • Matrix.sum method added
    • Matrix.prod method added
  • Vector:
    • Vector.prod method added

12.12.0 #

  • Matrix:
    • Matrix.exp method added
  • Vector:
    • Vector.exp method added

12.11.0 #

  • Matrix:
    • Matrix.pow method added
  • Vector:
    • Vector.toIntegerPower is deprecated
    • Vector.pow method added

12.10.0 #

  • Matrix:
    • Matrix.isSquare getter added
    • division operator: throwing exception added in case of square matrix

12.9.0 #

  • Vector:
    • fromJson constructor added
    • toJson method added
  • vectorToJson helper function added to public API
  • fromVectorJson helper function added to public API

12.8.2 #

  • fromMatrixJson: dynamic type support added to parsing

12.8.1 #

  • DType:
    • dTypeToJson helper function added to public API
    • fromDTypeJson helper function added to public API

12.8.0 #

  • Matrix:
    • fromJson constructor added
    • toJson method added
  • matrixToJson helper function added to public API
  • fromMatrixJson helper function added to public API

12.7.1 #

  • Matrix: fromList constructor, check for length of nested lists added

12.7.0 #

  • Matrix: constructors speed up
  • Float64-based matrix class added

12.6.0 #

  • Vector: vector operations speed up
  • Float64x2Vector: Float64x2Vector class created

12.5.1 #

  • Axis: documentation added
  • DType: documentation added
  • Matrix: documentation extended and corrected

12.5.0 #

  • Matrix:
    • Matrix.row constructor added
    • Matrix.column constructor added

12.4.0 #

  • Matrix:
    • Matrix.diagonal constructor added (for creation diagonal matrices)
    • Matrix.scalar constructor added (for creation scalar matrices)
    • Matrix.identity constructor added (for creation identity matrices)

12.3.0 #

  • Matrix:
    • mean method added
    • deviation method added
    • hasData getter added
    • empty constructor added
  • Vector:
    • empty constructor added

12.2.0 #

  • Vector:
    • sqrt method added

12.1.0 #

  • Matrix:
    • rowIndices field added to the interface
    • columnIndices field added to the interface

12.0.2 #

  • xrange 0.0.8 version supported (integers function used instead of ZRange)

12.0.1 #

  • xrange package version locked

12.0.0 #

  • Matrix:
    • pick method removed
    • submatrix method replaced with sample method
    • [] operator returns Vector from now
  • Vector:
    • randomFilled constructor api changed, min and max args are of num type now
    • fromList constructor api changed, from now as a source expected List<num> instead of List<doublet>
    • filled constructor api changed, from now sampling value is a num instead of double
  • Dart sdk constraint returned to 2.2.0

11.0.0 #

  • Dart sdk constraint changed: from 2.2.0 to 2.4.0
  • Matrix: pick method refactored
  • Grinder tasks for unit testing, code analysis and coverage added

10.3.7 #

  • Matrix: Iterable<Iterable<double>> implemented

10.3.6 #

  • Vector: randomFilled default parameters fixed
  • Tests for Vector's constructors added

10.3.5 #

  • readme updated: explanation images added

10.3.4 #

  • Images for readme.md updated (simd architecture explanation)

10.3.3 #

  • Images for readme.md added (simd architecture explanation)

10.3.2 #

  • Vector:
    • hashCode speed up
    • randomFilled constructor extended: min and max parameters added

10.3.1 #

  • Vector: hashCode improvements

10.3.0 #

  • Vector: hashCode re-implemented: now it's possible to use the vector as a map key

10.2.0 #

  • Matrix: sort method added and implemented

10.1.0 #

  • Vector: subvectorByRange method added and implemented (for float32 vector)

10.0.4 #

  • pubspec.yaml: sdk version constraint changed from >=2.3.0 to >=2.2.0

10.0.3 #

  • Float32Matrix.columns: empty list supported as a source
  • Float32Matrix.rows: empty list supported as a source

10.0.2 #

  • Float32Matrix.fromList: empty list supported as a source

10.0.1 #

  • Links in README corrected

10.0.0 #

  • Vector:
    • removed possibility to mutate an instance of the Vector:
      • isMutable flag removed
      • []= operator removed
  • Matrix:
    • removed possibility to mutate an instance of the Matrix:
      • setColumn method removed
    • insertColumns method added
    • Matrix.from renamed to Matrix.fromList
    • Matrix.fromFlattened renamed to Matrix.fromFlattenedList
    • benchmarks added for checking matrix initialization performance
  • Performance enhancements
  • Dart 2.3.0 supported

9.0.0 #

  • Vector:
    • Distance enum added
    • distanceTo method refactored
    • cosine distance calculation added

8.0.0 #

  • Matrix:
    • rows constructor renamed to fromRows
    • columns constructor renamed to fromColumns
    • flattened constructor renamed to fromFlattened
    • rows getter added
    • columns getter added

7.0.0 #

  • Matrix: ZRange support (instead of the library built-in Range)

6.1.1 #

  • Vector: unique method refactored

6.1.0 #

  • Vector:
    • normalize method added to interface and supported in Float32x4Vector
    • rescale method added to interface and supported in Float32x4Vector
  • VectorBase: cache for popular operations implemented

6.0.2 #

  • Matrix: MatrixMixin corrected

6.0.1 #

  • Vector class refactored (get rid of redundant mixins)

6.0.0 #

  • prefix ML removed from entities' names
  • Float32x4Vector: equality operator override added
  • Matrix: uniqueRows method added

5.5.1 #

  • MLMatrix: fixed bug in setColumn method when rows cache was not cleared

5.5.0 #

  • MLMatrix: setColumn method implemented

5.4.0 #

  • MLMatrix: dummy for setColumn method added

5.3.0 #

  • MLMatrix: frobenius norm calculation added

5.2.0 #

  • MLMatrix: / operator added
  • MLMatrix: rowsMap method added
  • MLMatrix: columnsMap method added

5.1.0 #

  • max and min methods added for matrix

5.0.1 #

  • Travis integration added
  • dartfmt task added

5.0.0 #

  • MLVector and MLMatrix now don't have generic type parameters

4.2.0 #

  • Static factories converted into abstract factories

4.1.0 #

  • toString method specified for matrix mixin
  • examples for vector operations fixed

4.0.0 #

  • Vector type removed (there are no longer column and row vectors)
  • Matrix's method getColumnVector renamed to getColumn
  • Matrix method getRowVector renamed to getRow
  • Public api documentation for MLMatrix<E> added

3.5.0 #

  • Mutable vectors supported in matrix

3.4.0 #

  • Add possibility to create mutable vectors
  • Add support for value assignment via []= operator

3.0.3 #

  • readme contacts section updated
  • build_runner dependency updated

3.0.2 #

  • readme badge corrected

3.0.1 #

  • readme updated

3.0.0 #

  • vectorizedMap vector's method improved: batch boundary indexes may be passed into a mapper function
  • columnsMap and rowsMap matrix's method combined into one method - vectorizedMap
  • Public factories Float32x4VectorFactory and Float32x4MatrixFactory renamed into Float32x4Vector and Float32x4Matrix
  • copy vector's method removed

2.3.0 #

  • pick method added to matrix api: it's possible now to combine a new matrix from different segments of a source matrix

2.2.2 #

  • README.md updated (table of content)

2.2.1 #

  • Travis integration added

2.2.0 #

  • Support matrices in vector operations

2.1.0 #

  • Column and row vectors added

2.0.0 #

  • Unnecessary generic type argument removed from MLMatrix class
  • Matrix logic split into separate mixins

1.3.0 #

  • MLVectorMixin added, benchmark directory reorganized

1.2.0 #

  • Map functions added to matrix

1.1.0 #

  • Float32x4MatrixFactory extended

1.0.1 #

  • Readme updated

1.0.0 #

  • Library public release

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SIMD-based linear algebra and statistics for data science

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