Class LSKiwi3
Assembly: AnalysisPrograms.dll
Syntax
[Obsolete("This code does not work. It should be ported to be a modern recognizer")]
public class LSKiwi3
Fields
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AnalysisName
Declaration
public const string AnalysisName = "LSKiwi3"
Field Value
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CommandName
Declaration
public const string CommandName = "Kiwi"
Field Value
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ResampleRate
Declaration
public const int ResampleRate = 17640
Field Value
Properties
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DefaultConfiguration
Declaration
public string DefaultConfiguration { get; }
Property Value
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DefaultSettings
Declaration
public AnalysisSettings DefaultSettings { get; }
Property Value
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DisplayName
Declaration
public string DisplayName { get; }
Property Value
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Identifier
Declaration
public string Identifier { get; }
Property Value
Methods
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AddContext2Table(DataTable, TimeSpan, TimeSpan)
Declaration
public static void AddContext2Table(DataTable dt, TimeSpan segmentStartMinute, TimeSpan recordingTimeSpan)
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Analyse(AnalysisSettings)
Declaration
public AnalysisResult Analyse(AnalysisSettings analysisSettings)
Parameters
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Analysis(FileInfo, AnalysisSettings, TimeSpan)
################ THE KEY ANALYSIS METHOD
Returns a DataTable.
Declaration
public static Tuple<BaseSonogram, double[, ], List<Plot>, List<AcousticEvent>, TimeSpan> Analysis(FileInfo fiSegmentOfSourceFile, AnalysisSettings analysisSettings, TimeSpan segmentStartOffset)
Parameters
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CalculateDeltaPeriodScore(Double[], Double)
Declaration
public static double[] CalculateDeltaPeriodScore(double[] periodicity, double framesPerSecond)
Parameters
| Type |
Name |
Description |
| Double[] |
periodicity |
|
| Double |
framesPerSecond |
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Returns
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CalculateGridScore(Double[], Double[])
Declaration
public static double[] CalculateGridScore(double[] dBArray, double[] peakPeriodicity)
Parameters
| Type |
Name |
Description |
| Double[] |
dBArray |
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| Double[] |
peakPeriodicity |
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Returns
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Checks acoustic activity that spills outside the kiwi bandwidth.
use the periodicity array to cut down comoputaiton.
Only look where we already know there is periodicity.
Declaration
public static double[] CalculateKiwiBandWidthScore(BaseSonogram sonogram, int minHz, int maxHz, double[] peakPeriodicity)
Parameters
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Checks acoustic activity that spills outside the kiwi bandwidth.
Declaration
public static double CalculateKiwiBandWidthScore(BaseSonogram sonogram, TimeSpan start, TimeSpan end, int minHz, int maxHz)
Parameters
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CalculateKiwiChirpScore(Double[], Double[], Double[,])
Declaration
public static double[] CalculateKiwiChirpScore(double[] dBArray, double[] peakPeriodicity, double[, ] matrix)
Parameters
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Declaration
public static double CalculatePeakSnrScore(AcousticEvent ev, double[] dBarray)
Parameters
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ConvertChirpsToScoreArray(Double[], Double[], Double)
Declaration
public static double[] ConvertChirpsToScoreArray(double[] chirps, double[] dBArray, double framesPerSecond)
Parameters
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ConvertEvents2Indices(DataTable, TimeSpan, TimeSpan, Double)
Converts a DataTable of events to a datatable where one row = one minute of indices.
Declaration
public DataTable ConvertEvents2Indices(DataTable dt, TimeSpan unitTime, TimeSpan sourceDuration, double scoreThreshold)
Parameters
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ConvertScoreArray2Events(Double[], Double[], Double[], Double[], Double[], Double[], Double[], Int32, Int32, Double, Double, Double, Double, Double, TimeSpan)
Declaration
public static List<AcousticEvent> ConvertScoreArray2Events(double[] dBarray, double[] intensity, double[] gridScore, double[] deltaPeriodScore, double[] chirpScores, double[] comboScore, double[] bwScore, int minHz, int maxHz, double framesPerSec, double freqBinWidth, double scoreThreshold, double minDuration, double maxDuration, TimeSpan segmentStartOffset)
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Declaration
public static void CropEvents(List<AcousticEvent> events, double[] activity, double minDurationInSeconds, TimeSpan segmentStartOffset)
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Declaration
public static Tuple<List<Plot>, double[, ], List<AcousticEvent>> DetectKiwi(BaseSonogram sonogram, int minHz, int maxHz, double minPeriod, double maxPeriod, double eventThreshold, double minDuration, double maxDuration, Dictionary<string, double> weights, TimeSpan segmentStartOffset)
Parameters
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Execute(LSKiwi3.Arguments)
A WRAPPER AROUND THE analyser.Analyze(analysisSettings) METHOD
To be called as an executable with command line arguments.
Declaration
public static void Execute(LSKiwi3.Arguments arguments)
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Declaration
public static void MergeEvents(List<AcousticEvent> events, double minGapInSeconds, TimeSpan segmentStartOffset)
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NormaliseColumnsOfDataTable(DataTable)
takes a data table of indices and normalises column values to values in [0,1].
Declaration
public static DataTable NormaliseColumnsOfDataTable(DataTable dt)
Parameters
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ProcessCsvFile(FileInfo, FileInfo)
This method should no longer be used.
It depends on use of the DataTable class which ceased when Anthony did a major refactor in mid-2014.
Declaration
public Tuple<DataTable, DataTable> ProcessCsvFile(FileInfo fiCsvFile, FileInfo fiConfigFile)
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Declaration
public static DataTable WriteEvents2DataTable(List<AcousticEvent> predictedEvents)
Parameters
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Extension Methods