statistics 1.0.23

Statistics package for easy and efficient data manipulation with built-in Bayesian Network (Bayes Net), many mathematical functions and tools.

1.0.23

• DynamicNumber, DynamicInt, Decimal:
  • Added isWholeNumber, isOdd, isEven.
• Added prime numbers support:
  • PrimeUtils, PrimeIntExtension, PrimeDynamicNumberExtension, PrimeDecimalExtension, PrimeDynamicIntExtension.

1.0.22

• Added extension NumericTypeExtension:
  • Methods: isNumericType, isNumericOrDynamicNumberType, isDynamicNumberType.
• Added extension NumericTypeExtension:
  • Methods: isNumericValue, isNumericOrDynamicNumberValue, isDynamicNumberValue, whenNull.

1.0.21

• Added StandardDeviationComputer:
  • StandardDeviationComputerNum
  • StandardDeviationComputerBigInt
  • StandardDeviationComputerDynamicNumber
• Fix standard deviation online calculation.
• sdk: '>=2.14.0 <3.0.0'
• collection: ^1.16.0
• lints: ^2.0.0
• test: ^1.21.4
• dependency_validator: ^3.2.2
• coverage: ^1.2.0

1.0.20

• Added Decimal.tryParse and DynamicInt.tryParse.

1.0.19

• Added High-Precision Arithmetic: DynamicInt and Decimal.
• Added benchmark tools.
• Added browser tests to CI.
  • Fixed some tests for browser.

1.0.18

• New CountTable.
• BayesianNetwork and BayesEventMonitor:
  • Significant performance improvement for high number of variables and dependencies.
  • Allow variables nodes with multiple root paths.
• Pair:
  • Added hashCode cache.
• generateCombinations:
  • Added parameter validator.
• Improved Chronometer:
  • New field totalOperation and method timeToComplete.
  • Added time marks.
  • Better toString:
    • Changed parameter withTime to withStartTime.
• Duration extension:
  • toStringUnit:
    • New parameter decimal.
    • Better output for zero Duration.
  • Added toStringDifference
• String extension
  • Added headEqualsLength, tailEqualsLength, headEquals, tailDifferent.
• ListExtension:
  • Added equalsElements, removeAll, retainAll, toDistinctList, shuffleCopy, randomSelection.
• SetExtension:
  • Added copy, equalsElements.
• IterableExtension:
  • Added copy, asList, asSet, whereIn, whereNotIn, equalsElements, computeHashcode.
• MapEntryExtension:
  • Added copy, equals, toPair.
• MapExtension:
  • Added copy.

1.0.17

• New type Pair.
• New EventForecaster framework.
• BayesianNetwork:
  • New method addDependency.
  • Now allows probability dependency between variables.
  • Added test with XOR.
• BayesEventMonitor:
  • Now allows out-of-order events from the Bayesian Network topology.
• New CombinationCache and function generateCombinations.
• coverage: ^1.0.4

1.0.16

• ListComparablesExtension changed to IterableComparablesExtension.
• New IterableUint8ListExtension, ListAnswerExtension and ListOfListAnswer.

1.0.15

• Variable node optimization:
  • ancestors, rootNodes, rootChain, rootChain.
• VariableElimination:
  • Optimize resolution of nodes needed to answer a query.

1.0.14

• Improved BayesianNetwork.
  • Optimized parsing and building of network.
  • Added EventMonitor to help to build a BayesianNetwork and probabilities.
  • Improved documentation.
• Fix some typos.

1.0.13

• Added BayesianNetwork.

1.0.12

• Added parseBigInt.
• Moved some extension methods to package data_serializer.
• Moved StatisticsPlatform to package data_serializer as DataSerializerPlatform.
• Exporting data_serializer ^1.0.3

1.0.11

• Improved performance: toUint8List32Reversed and reverseBytes.
• Added BigInt.thousands.

1.0.10

• Optimize Statistics to allow computation of big numbers without overflow issues.

1.0.9

• Added extensions:
  • String: encodeLatin1, encodeUTF8, truncate`.
  • Uint8List: copyAsUnmodifiable, asUnmodifiableView, toStringLatin1/bytes, toStringUTF8/bytes, setUint8/16/32/64, setInt8/16/32/64.
  • List<int>: toUint8List, asUint8List, compareWith.
  • int: isSafeInteger, checkSafeInteger, int16/32/64ToBytes, uInt16/32/64ToBytes.
  • BigInt: isSafeInteger, checkSafeInteger.
• Improved documentation.
• Fix typo: renamed extension with UInt to Uint to follow Dart style.

1.0.8

• Added extensions:
  • DateTime.elapsedTime.
  • int: bits/8/16/32/64, toUint8List32Reversed, toUint8List64Reversed.
  • Uint8List: bits/8/16/32/64.

1.0.7

• Chronometer.toString: added parameter withTime.
• Added StatisticsPlatform to ensure safe int serialization in any Dart platform.
• double extension: added toPercentage.
• int extension: added toBigInt, toUint8List32, toUint8List64, toHex32, toHex64, toStringPadded.
• Added extension for BigInt and Uint8List.
• Added numeric extension for String.
• Migrated code coverage to use package coverage.
• base_codecs: ^1.0.1
• coverage: ^1.0.3

1.0.6

• Chronometer.elapsedTimeMs: now returns the elapsed time even if not stopped.

1.0.5

• Statistics:
  • Added medianHigh, medianLow and median.
    • Change constructor: required medianHigh.
  • center points to medianHigh.
• NumExtension:
  • Added: num.cast.

1.0.4

• New metric tools:
  • UnitLength and UnitLengthExtension.
• Added:
  • parseDateTime.
  • DateTimeExtension:
    • formatToYMD, formatToYMDHm, formatToYMDHms, formatToYMDHmZ and formatToYMDHmsZ.
  • MapExtension:
    • equalsKeysValues.
  • ListMapExtension:
    • sortByKey.
  • IterableMapExtension:
    • sortedByKey.
  • DoubleExtension:
    • truncateDecimals.
• Optimize:
  • Optimize splitColumns with acceptsQuotedValues.
• Improved API Documentation.

1.0.3

• New extension methods:
  • head, tail and sublistReversed.
  • searchInsertSortedIndex and binarySearchPoint.
  • resampleByIndex and resampleByValue.
• Changed from package pedantic (deprecated) to lints.
• lints: ^1.0.1

1.0.2

• Improve extensions.
• generateCSV:
  • Added commaAsDecimalSeparator and decimalPrecision.

1.0.1

• Added:
  • DoubleEquality, IntEquality and NumEquality.
• Improve unit tests and coverage up to 98%.
• Improve example.
• Improve README.md.

1.0.0

• extension for int, double and num collections.
• Initial version.