Jython (Java) Method Cross Reference

A guide for moving Jython scripts that use hec.hecmath classes and methods to the hec-python-library.

Lookup by topic in HEC-DSSVue User’s Manual

• Absolute Value

• Accumulation (Running)

• Arccosine Trigonometric Function

• Add a Constant

• Add a Data Set

• Apply Multiple Linear Regression Equation

• Arcsine Trigonometric Function

• Arctangent Trigonometric Function

• Ceiling Function

• Centered Moving Average Smoothing

• Conic Interpolation from Elevation/Area Table

• Convert Values to English Units

• Convert Values to Metric (SI) Units

• Correlation Coefficients

• Cosine Trigonometric Function

• Cyclic Analysis (Time Series)

• Decaying Basin Wetness Parameter

• Divide by a Constant

• Divide by a Data Set

• Estimate Values for Missing Precipitation Data

• Estimate Values for Missing Data

• Exponent

• Exponentiation Function

• Exponentiation Timeseries Function

• Extract Time Series Data at Unique Time Specification

• First Valid Date

• First Valid Value

• Floor Function

• Flow Accumulator Gage (Compute Period Average Flows)

• Modulo Function with both Arguments are Greater than Zero

• Forward Moving Average Smoothing

• Forward Moving Average Smoothing of Time Series

• Generate Paired Data from Two Time Series

• Generate a Regular Interval Time Series

• Get Data Container

• Get Data Type for Time Series Data Set

• Get Units Label for Data Set

• Gmean

• Hmean

• Integer Division by a Constant

• Integer Divison by an Object

• Interpolate Time Series Data at Regular Intervals

• Inverse (1/X) Function

• Determine if Data is in English Units

• Determine if Data is in Metric Units

• Determine if Computation Stable for Given Muskingum Routing Parameters

• Last Valid Value’s Date and Time

• Last Valid Value in a Time Series

• Natural Log, Base “e” Function

• Log Base 10 Function

• Maximum Value in a Time Series

• Maximum Value in a Time Series (tsMathArrary)

• Maximum Value’s Date and Time

• Mean Time Series Value

• Mean Time Series Value (tsMathArray)

• Median Time Series Value

• Merge Paired Data Sets

• Merge Two Time Series Data Sets

• Minimum Value in a Time Series

• Minimum Value in a Time Series (tsMathArray)

• Minimum Value’s Date and Time

• Modified Puls or Working R&D Routing Function

• Modulo

• Modulo (tsMath)

• Multiple Linear Regression Coefficients

• Multiply by a Constant

• Multiply by a Data Set

• Muskingum Hydrologic Routing Function

• Negation Function

• Number of Invalid Values in a Time Series

• Number of Missing Values in a Time Series

• Number of Questioned Values in a Time Series

• Number of Rejected Values in a Time Series

• Number of Valid Values in a Time Series

• Olympic Smoothing

• P1 Function

• P2 Function

• P5 Function

• P10 Function

• P20 Function

• P25 Function

• P75 Function

• P80 Function

• P89 Function

• P90 Function

• P95 Function

• P98 Function

• P99 Function

• Period Constants Generation

• Polynomial Transformation

• Polynomial Transformation with Integral

• Product Function

• Rating Table Interpolation

• Replace Specific Values

• Reverse Rating Table Interpolation

• RMS Function

• Round to Nearest Whole Number

• Round Off to Specified Precision

• Screen for Erroneous Values Based on Constant Value

• Screen for Erroneous Values Based on Duration Magnitude

• Screen for Erroneous Values Based on Forward Moving Average

• Screen for Erroneous Values Based on Forward Moving Average (Missing Values)

• Screen for Erroneous Values Based on Maximum/Minimum Range (Missing Values)

• Screen for Erroneous Values Based on Maximum/Minimum Range

• Screen for Erroneous Values Based on Maximum/Minimum Range (Quality)

• Screen for Erroneous Values Based on Maximum/Minimum Range (Limits)

• Screen for Erroneous Values Based on Rate of Change

• Select a Paired Data Curve by Curve Label

• Select a Paired Data Curve by Curve Number

• Set Data Container

• Set Location Name for Data Set

• Set Parameter for Data Set

• Set Pathname for Data Set

• Set Time Interval for Data Set

• Set Data Type for Time Series Data Set

• Set Units Label for Data Set

• Set Version Name for Data Set

• Set Watershed Name for Data Set

• Shift Adjustment of Time Series Data

• Shift Time Series in Time

• Sign Function

• Sine Trigonometric Function

• Skew Coefficient

• Snap Irregular Times to Nearest Regular Period

• Square Root

• Standard Deviation of Time Series

• Standard Deviation of Time Series (tsMathArray)

• Straddle Stagger Hydrologic Routing

• Subtract a Constant

• Subtract a Data Set

• Successive Differences for Time Series

• Sum Values in Time Series

• Sum Values in Time Series (tsMathArray)

• Tangent Trigonometric Function

• Time Derivative (Difference per Unit Time)

• Transform Time Series to Regular Interval

• Transform Time Series to Irregular Interval

• Truncate to Whole Numbers

• Two Variable Rating Table Interpolation

• Variance Function

Lookup by Jython (Java) method name

• abs()

• accumulation()

• acos()

• add()

• applyMultipleLinearRegression()

• asin()

• atan()

• ceil()

• centeredMovingAverage()

• conicInterpolation()

• convertToEnglishUnits()

• convertToMetricUnits()

• correlationCoefficients()

• cos()

• cyclicAnalysis()

• decayingBasinWetnessParameter()

• divide()

• estimateForMissingPrecipValues()

• exp()

• exponentiation()

• extractTimeSeriesDataForTimeSpecification()

• firstValidDate()

• firstValidValue()

• floor()

• flowAccumulatorGageProcessor()

• fmod()

• forwardMovingAverage()

• generatePairedData()

• generateRegularIntervalTimeSeries()

• getData()

• getType()

• getUnits()

• hmean()

• integerDivide()

• interpolateDataAtRegularInterval()

• inverse()

• isEnglish()

• isMetric()

• isMuskingumRoutingStable()

• lastValidDate()

• lastValidValue()

• log()

• log10()

• max()

• maxDate()

• mean()

• med()

• mergePairedData()

• min()

• minDate()

• modifiedPulsRouting()

• modulo()

• multipleLinearRegression()

• multiply()

• muskingumRouting()

• negative()

• numberInvalidValues()

• numberMissingValues()

• numberQuestionedValues()

• numberValidValues()

• olympicSmoothing()

• p1()

• p2()

• p5()

• p10()

• p20()

• p25()

• p75()

• p80()

• p90()

• p95()

• p98()

• p99()

• periodConstants()

• polynomialTransformation()

• product()

• ratingTableInterpolation()

• replaceSpecificValues()

• reverseRatingTableInterpolation()

• rms()

• round()

• roundOff()

• screenWithConstantValue()

• screenWithDurationMagnitude()

• screenWithForwardMovingAverage()

• screenWithMaxMin()

• screenWithRateOfChange()

• setCurve()

• setData()

• setLocation()

• setParameterPart()

• setPathname()

• setTimeInterval()

• setType()

• setUnits()

• setVersion()

• setWatershed()

• shiftAdjustment()

• shiftInTime()

• sign()

• sin()

• skewCoefficient()

• snapToRegularInterval()

• sqrt()

• standardDeviation()

• straddleStaggerRouting()

• subtract()

• successiveDifferences()

• sum()

• tan()

• timeDerivative()

• transformTimeSeries()

• truncate()

• twoVariableRatingTableInterpolation()

• variance()