R: Fourier Analysis of Discharge Data

# Fourier Analysis of Discharge Data

## Documentation for package ‘discharge’ version 1.0.0

- DESCRIPTION file

## Help Pages

allstats | Calculate all characteristic stats for a site
annualExtremes | Calculate annual extreme flows.
annualnoise | Annual noise color
assert.equal.length | Check for equal length inputs
assert.for.year | Check 'for.year' argument
assert.numeric.vector | Check for numeric vector
asStreamflow | Create streamflow object
circ.s | Estimate directional statistics for one-sigma events
compare.periods | Compare residual variability across time periods
etowah | Etowah River Data
fftmetrics | Summary of spectral anomolies for a specified year.
fft_metrics | Discrete Fourier Transform Metrics
filterBaseline | Filter the baseline signal for a given time window
findMed | Find median value
fourierAnalysis | Extract seasonal signal from time series
getFPExt | Flood Pulse Extent (FPExt)
getHSAF | High Spectral Anomaly Frequency (HSAF)
getHSAM | High Spectral Anomaly Mangitude (HSAM)
getIDI | Inter-Draught Interval (IDI)
getIFI | Inter-Flood Interval (IFI)
getLSAF | Low Spectral Anomaly Frequency (LSAF)
getLSAM | Low Spectral Anomaly Mangitude (LSAM)
getNAA | Net Annual Anomaly (NAA)
getSignalParts | Signal parts
getTimingHSAM | Time of occurence of High Spectral Anomaly Magnitude (HSAM)
getTimingLSAM | Time of occurence of Low Spectral Anomaly Magnitude (LSAM)
getTransitionTime | Transition Time
independentEvents | Independent high- or low-flow events
lp3Events | Find 2- and 10-year return levels
parameters.list | Calculate all characteristic stats from a list of files
plot.compflows | Compare residual variability across time periods
plot.ssignal | Extract seasonal signal from time series
prepareBaseline | Build baseline signal
print.streamflow | Create streamflow object
residplot.extreme | Plot annual extreme residuals
sigmaeventsplot | Plot events by day of the year
sigmaHighFlows | Estimate catastrophic flow variability
sigmaLowFlows | Estimate catastrophic flow variability
summary.annualnoise | Annual noise color
summary.ssignal | Extract seasonal signal from time series
summary.streamflow | Create streamflow object
sycamore | Sycamore Creek Data