Exploration and Graphics for RivEr Trends (EGRET)

as.egret | Create named list for EGRET analysis |

blankTime | Deletes the computed values during periods of time when there... |

boxConcMonth | Box plot of the water quality data by month |

boxConcThree | Three box plots side-by-side |

boxQTwice | Two box plots side-by-side, discharge on sample days, and... |

boxResidMonth | A box plot of WRTDS residuals by month |

calculateMonthlyResults | Calculates monthly mean values of Q, Conc, Flux, FNConc, and... |

censoredSegments | Generic plotting function to create censored line segments |

checkStartEndDate | checkStartEndDate |

checkSurfaceSpan | checkSurfaceSpan |

compressData | Compress sample data frame |

Constants | Constants included with EGRET |

dataOverview | Data Overview for WRTDS |

dateFormatCheck | Check date format |

dateFuncs | Populate Date Columns |

decimalHighLow | decimalHighLow |

EGRET-package | EGRET package includes WRTDS and flowHistory |

estCrossVal | Jack-Knife cross validation of the WRTDS (Weighted... |

estDailyFromSurfaces | Estimates all daily values of Concentration, Flux,... |

estSurfaces | Estimate the three surfaces (for yHat, SE and ConcHat) as a... |

fixSampleFrame | Update Sample dataframe |

flexFN | Flexible Flow Normalization |

flexPlotAddOn | Flexible Flow Normalization Plot Add On |

flowDuration | Computes several values of the flow duration curve for... |

fluxBiasMulti | Produces 8-panel plot that is useful for determining if there... |

fluxBiasStat | Compute the flux bias statistic: (mean of estimated flux -... |

fluxUnit-class | fluxUnit class |

formatCheckDate | formatCheckDate |

formatCheckParameterCd | formatCheckParameterCd |

generalAxis | Axis generation for log discharge |

genericEGRETDotPlot | Generic EGRET plotting function |

getDaily | Get Daily dataframe from EGRET object |

getInfo | Get INFO dataframe from EGRET object |

getSample | Get Sample dataframe from EGRET object |

getSurfaces | Get surfaces matrix from EGRET object |

helperEGRET | EGRET helper functions |

INFOdataframe | Import metadata to create INFO data frame |

is.egret | Check for EGRET object |

logPretty1 | Sets up tick marks for an axis with a log scale, where the... |

logPretty3 | Sets up tick marks for an axis with a log scale |

makeAnnualSeries | Produces annual series of 8 streamflow statistics (and a... |

makeAugmentedSample | Create randomized residuals and observations for data sets... |

makeDateInfo | makeDateInfo |

mergeReport | mergeReport |

modelEstimation | Estimation process for the WRTDS (Weighted Regressions on... |

monthLabel-class | monthLabel class |

multiPlotDataOverview | Produces a 4 panel plot that gives an overview of the data... |

plot15 | Makes 15 graphs of streamflow statistics on a single page |

plot1of15 | plots 1 of the 15 graphs of streamflow statistics on a single... |

plotConcHist | Graph of annual concentration and flow normalized... |

plotConcPred | Plot of Observed Concentration versus Estimated Concentration |

plotConcQ | Plot of Observed Concentration versus Discharge |

plotConcQSmooth | Plot up to three curves representing the concentration versus... |

plotConcTime | Plot of Observed Concentration versus Time |

plotConcTimeDaily | Plot of the time series of daily concentration estimates and... |

plotConcTimeSmooth | Plot up to three curves representing the concentration versus... |

plotContours | Color contour plot of the estimated surfaces as a function of... |

plotDiffContours | Plots the difference between two years from a contour plot... |

plotFlowSingle | Creates a plot of a time series of a particular flow... |

plotFluxHist | Graph of annual flux and flow normalized flux versus year |

plotFluxPred | Graph of observed versus estimated flux |

plotFluxQ | Sample data plot: observed log flux vs log discharge |

plotFluxTimeDaily | Plot of the time series of daily flux estimates and the... |

plotFour | Makes four graphs of streamflow statistics on a single page |

plotFourStats | Makes four graphs of annual streamflow statistics on a single... |

plotQTimeDaily | Plot of the discharge time series |

plotResidPred | Plot of the residuals from WRTDS versus the estimated values... |

plotResidQ | Plot of the residuals from WRTDS (in log concentration units)... |

plotResidTime | Plot of the residuals from WRTDS (in log concentration units)... |

plotSDLogQ | Graph of the standard deviation of the log of daily discharge... |

populateConcentrations | Populate Concentration Columns |

populateDaily | Populate Daily data frame |

populateParameterINFO | Populate Parameter Information Columns |

populateSampleColumns | Populate Sample Columns |

populateSiteINFO | Populate Site Information Columns |

printFluxUnitCheatSheet | Reminder to user of flux unit properties (such as kg/day,... |

printqUnitCheatSheet | Reminder to user of flow Unit properties such as cubic meters... |

printSeries | Print annual results for a given streamflow statistic |

processQWData | Processing of Water Quality Data |

qUnit-class | qUnit class |

readDataFromFile | Basic Data Import for Water Flow Data |

readNWISDaily | Import NWIS Daily Data for EGRET analysis |

readNWISSample | Import NWIS Sample Data for EGRET analysis |

readUserDaily | Import user daily data for EGRET analysis |

readUserSample | Import user-supplied sample data for EGRET analysis |

readWQPSample | Import Sample Data from the Water Quality Portal for WRTDS |

removeDuplicates | Remove duplicates values from Sample data frame. |

runGroups | Runs a comparison of any group of years in the record. |

runPairs | Runs a comparison of any two years in the record. |

runSeries | Annual series of flow-normalized concentration and... |

runSurvReg | Run the weighted survival regression for a set of estimation... |

sampleData | Example eList |

saveResults | A utility program for saving the contents of the workspace... |

selectDays | Creates a subset Daily data frame that only contains daily... |

setPA | Sets up the period of analysis (the portion of the year being... |

setSeasonLabel | Create a character variable that describes the period of... |

setSeasonLabelByUser | Creates a character variable that describes the period of... |

setUpEstimation | setUpEstimation |

setupYears | Creates the AnnualResults data frame from the Daily data... |

startEnd | startEnd |

stitch | stitch surfaces |

surfaceIndex | Compute the 6 parameters needed to lay out the grid for the... |

surfaceStartEnd | Surface date limits |

tableChange | Create a table of the changes in flow-normalized values... |

tableFlowChange | Prints table of change metrics for a given streamflow... |

tableResults | Table of annual results for discharge, concentration and flux |

triCube | Tricube weight function |

yPretty | Sets up tick marks for an axis for a graph with an arithmetic... |

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