makeNoise |
Generate noise surrogates from a theoretical power spectrum |
modelA |
Example stratigraphic model series |
mtm |
Multitaper method spectral analysis |
mtmAR |
Intermediate spectrum test of Thomson et al. (2001) |
mtmML96 |
Mann and Lees (1996) robust red noise MTM analysis |
mtmPL |
Multitaper Method Spectral Analysis with Power Law (1/f) fit |
multiTest |
Adjust spectral p-values for multiple comparisons |
mwCor |
Calculate moving window correlation coefficient for two stratigraphic series, using a 'dynamic window' |
mwin |
Determine 'dynamic moving window' for stratigraphic series, adjusting for changing sample density to maintain a window of constant duration |
mwinGrid |
Determine 'dynamic moving window' for stratigraphic series, adjusting for changing sample density to maintain a window of constant duration; output on evenly spaced grid |
mwMinMax |
'Dynamic window' moving assessment of maxima and minima in stratigraphic series |
mwStats |
'Dynamic window' moving average, median and variance of stratigraphic series |
mwStatsGrid |
'Dynamic window' moving average, median and variance of stratigraphic series, using evenly spaced spatial/temporal grid |
pad |
Pad stratigraphic series with zeros |
peak |
Identify maxima of peaks in series, filter at desired threshold value |
periodogram |
Simple periodogram |
pl |
Set up plots |
plotEha |
Create color time-frequency plots from eha results. |
plS |
Set default plotting parameters for vertical stratigraphic plots |
prewhiteAR |
Prewhiten stratigraphic series with autoregressive filter, order selected by Akaike Information Criterion |
prewhiteAR1 |
Prewhiten stratigraphic series with AR1 filter, using 'standard' or unbiased estimate of rho |
pwrLaw |
Generate power law (1/f) noise surrogates |
pwrLawFit |
Estimate power law (1/f) fit to power spectrum |
s |
Standardize variable in stratigraphic series |
sedRamp |
Apply 'ramping' sedimentation rate model to convert time to stratigraphy |
sedrate2time |
Integrate sedimentation rate curve to obtain time-space map |
slideCor |
Identify optimal spatial/temporal shift to maximize correlation between two stratigraphic/time series. |
sortNave |
Remove missing entries, sort data, average duplicates |
stepHeat |
Ar/Ar Geochronology: Generate an Ar/Ar age spectrum and calculate step-heating plateau age. |
strats |
Summary statistics for stratigraphic series |
surrogateCor |
Estimate correlation coefficient and significance for serially correlated data |
surrogates |
Generate phase-randomized surrogate series as in Ebisuzaki (1997) |
synthStrat |
Synthesize stratigraphy from forcing function |
taner |
Apply Taner bandpass or lowpass filter to stratigraphic series |
testBackground |
Evaluate power spectrum false positive rates via Monte Carlo simulation |
testPrecession |
Astrochronologic testing via the precession amplitude modulation approach of Zeeden et al. (2015). |
testTilt |
Astrochronologic testing via the obliquity amplitude modulation approach of Zeeden et al. (2019 submitted). |
timeOpt |
TimeOpt: Evaluation of eccentricity-related amplitude modulation and bundling in paleoclimate data |
timeOptMCMC |
TimeOptMCMC: Evaluation of eccentricity-related amplitude modulation and bundling in paleoclimate data ("TimeOpt"), with uncertainties via Markov-Chain Monte Carlo |
timeOptPlot |
TimeOptPlot: Generate summary figure for TimeOpt analyses |
timeOptSim |
Monte Carlo simulation for TimeOpt |
timeOptSimPwrLaw |
Monte Carlo simulation for TimeOpt, using power law (1/f) noise |
timeOptTemplate |
TimeOpt analysis using variable sedimentation models |
timeOptTemplatePlot |
TimeOptTemplatePlot: Generate summary figure for TimeOptTemplate analyses |
timeOptTemplateSim |
Simulations for timeOptTemplate |
tones |
Calculate all possible difference and combinations tones |
traceFreq |
Frequency-domain minimal tuning: Use interactive graphical interface to trace frequency drift |
tracePeak |
A tool to interactively trace peak trajectories on plots |
trackFreq |
Frequency-domain minimal tuning: Use interactive graphical interface and sorting to track frequency drift |
trackPeak |
A tool to interactively select points to track peak trajectories on plots |
trim |
Remove outliers from stratigraphic series |
trimAT |
Remove outliers from stratigraphic series |
trough |
Identify minima of troughs in series, filter at desired threshold value |
tune |
Tune stratigraphic series |