Function reference • EchoviewR

All functions

CCAMLR_SWARMR04.EV: Echoview template for krill swarms based analysis developed during the CCAMLR SG-ASAM 2017 meeting.

centreLawnOnPosition(): Centre a regular rectangular survey on a given position

centreZigZagOnPosition(): Centre an zig-zag line transect survey on a given position

combineEVL(): Combine Echoview line objects

EVAcoVarCheck(): Check an Echoview acoustic variable

EVAcoVarDataGenerator(): Control an Echoview data generator variable using COM scripting.

EVAcoVarNameFinder(): Find an acoustic variable by name

EVAddCalibrationFile(): Add a calibration file (.ecs) to a fileset

EVAddRawData(): Add raw data files to an open Echoview file (.EV)

EVAddVariable(): Add a variable to an Echoview file

EVAdjustDataRngBitmap(): Change the data range bitmap of an acoustic object

EVBottomDetection(): Bottom Detection

EVChangeVariableGrid(): Adjust the Echoview virtual variable 'Background noise removal' using COM

EVClearRawData(): Clear all files from a fileset

EVCloseFile(): Close an open Echoview file (.EV)

EVCreateEditableLine(): Create an EV Editable Line from an existing line

EVCreateFileset(): Create a new Echoview fileset

EVCreateNew(): Create a new Echoview (.EV) file and adds raw data files to it

EVDeleteLine(): Deletes an Echoview line object

EVDeleteRegionClass(): Delete an Echoview region class

EVExportEchogramToImage(): Export an Echoview acoustic variable to an image file

EVExportIntegrationAllRegions(): Export echo integration from Echoview for all regions in an Echoview acoustic variable

EVExportIntegrationByCells(): Export integration by cells for an acoustic variable

EVExportIntegrationByRegionByCells(): Export integration by region name by cells for an acoustic variable

EVExportLineAsCSV(): Export an Echoview line as a CSV file

EVExportRegionDef(): Exports an Echoview region definition

EVExportRegionDefByClass(): Exports definitions for all Echoview regions in a region class

EVExportRegionSv(): Export Sv data for an Echoview acoustic variable by region

EVExportUnderlying(): Export underlying data for an acoustic variable

EVExportWBST_FR(): Export Wideband Single Targets Frequency Response

EVFilesInFileset(): Find names of all raw files in a fileset

EVFindFilesetByName(): Find an Echoview fileset in an Echoview file

EVFindFilesetTime(): Find the time and date of the start and end of an Echoview fileset

EVFindLineByName(): Find an EV Line object by name

EVFindRegionByName(): Finds an Echoview region by name

EVFindRegionClass(): Find the class of an Echoview region object

EVFishTracking(): Detect Fish Tracks

EVFreqSubset(): Frequency subset from Wideband data.

EVGetCalibrationFileName(): Gets the calibration file name of a fileset

EVgetCalParValues(): Get calibration settings pf an Echoview acoustic variable using COM

EVGetVariables(): Get List of all variables

EVImportLine(): Import an Echoview line (EVL format) file

EVImportRegionDef(): Import an Echoview region definitions file (.evr)

EVIntegrationByRegionsByCellsExport(): Export integration by regions by cells from an Echoview acoustic variable

EVIntegrationByRegionsExport(): Export integration by regions from an Echoview acoustic variable

EVLineExportFromAcousticVarEVL(): Export an Echoview line file for an existing line associated with an Acoustic Variable.

EVmaxThresholdSet(): Sets maximum data threshold for a variable object

EVminThresholdSet(): Sets minimum data threshold for a variable object

EVNewAcousticVar(): Add a new acoustic variable

EVNewFile(): Create a new Echoview file (.EV)

EVNewFixedDepthLine(): Creates a new fixed depth Echoview line

EVNewLineRelativeRegion(): Creates a new line relative region in the current variable

EVNewRegionClass(): Create a new Echoview region class

EVOpenFile(): Open an existing Echoview file (.EV)

EVPingSubset(): Control an Echoview ping subset virtual variable using COM scripting.

EVRegionClassFinder(): Find an Echoview region class by name

EVRenameAcousticVar(): Rename an Echoview acoustic variable

EVRenameLine(): Renames an Echoview Line object

EVResampleByPingControl(): Control the 'Resample by ping' Echoview virtual variable settings using COM

EVSaveAsFile(): Perform save as operation on an open Echoview file (.EV)

EVSaveFile(): Save an open Echoview file (.EV)

EVSchoolsDetect(): Schools Detection in Echoview

EVSchoolsDetSet(): Change schools detection settings

EVSchoolsDetSetV12(): Change schools detection settings for Echvoiew >=V12

EVSetAcoVarDisplayDepth(): Set the minimum and maximum display depth for an acoustic variable.

EVsetExclusionLines(): Change the top and bottom exclusion lines in an Echoview acoustic variable

EVShiftRegionDepth(): Change the depth of an Echoview Region

EVShiftRegionTime(): Change the time of an Echoview Region

EVsingleTargetPars(): Change the single target settings for Echoview single target virtual variable

EVsplitBeamSingleTargetPars(): Change the SPLIT-BEAM single target settings for an Echoview split-beam single target virtual variable

EVSTWideband(): Broadband Single target detection

EVVersion(): Get the current version of Echoview

exportMIF(): Write a map info file for import into Echoview.

getRaws(): Find Raw files based on Time and Date, providing folder containing all Raw files

jhF(): The random sampling theory estimator of Jolly and Hampton (1990)

jhMultipleStrataF(): Estimate mean and variance across multiple strata using the Jolly and Hampton (1990) method

lawnSurvey(): Generate a coordinate list for a regular rectangular survey

makeEVRfromDT(): Create an Echoview EVR (Region definition) file from depth and time intervals

makeRectRegion(): Make a rectangular Echoview region (EVR) file.

modifyECS(): A function to modify Ex60/70 Echoview calibration files (ECS files)

msDATEConversion(): Convert a Microsoft DATE object to a human readable date and time

QuitEchoview(): Close an Echoview instance through COM scripting

readevl2R(): Read and Echoview line (.evl) file into R

readUnderlyingDataCSV(): Read CSV resulting from a call of EVExportUnderlying()

schoolRelativeDimension(): Calculate the relative dimension of a school

StartEchoview(): Start an Echoview instance through COM scripting

writeRevl2file(): Write an Echoview line (.evl) file

zigzagSurvey(): Generate a coordinate list for a zig-zag survey