astrochron: A Computational Tool for Astrochronology

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Routines for astrochronologic testing, astronomical time scale construction, and time series analysis. Also included are a range of statistical analysis and modeling routines that are relevant to time scale development and paleoclimate analysis.

Author
Stephen Meyers
Date of publication
2016-09-05 20:19:35
Maintainer
Stephen Meyers <smeyers@geology.wisc.edu>
License
GPL-3
Version
0.6.5

View on CRAN

Man pages

anchorTime
Anchor a floating astrochronology to a radioisotopic age
ar1
Generate AR(1) surrogates
ar1etp
AR(1) + ETP simulation Routine
arcsinT
Arcsine Transformation of Stratigraphic Series
armaGen
Generate Autoregressive Moving-average Model
asm
Average Spectral Misfit
astrochron-package
astrochron: A Computational Tool for Astrochronology
autoPlot
Automatically plot multiple stratigraphic series, with...
bandpass
Bandpass Filter Stratigraphic Series
bergerPeriods
Obliquity and Precession Periods of Berger et al. (1992)
cb
Combine Multiple Vectors
clipIt
Create non-linear response by clipping stratigraphic series
constantSedrate
Apply a constant sedimentation rate model to transform a...
cosTaper
Apply Cosine Taper to Stratigraphic Series
cycles
Generate Harmonic Model
delPts
Interactively Delete Points in Plot
demean
Remove Mean Value from Stratigraphic Series
detrend
Subtract Linear Trend from Stratigraphic Series
divTrend
Divide by Linear Trend in Stratigraphic Series
dpssTaper
Apply DPSS Taper to Stratigraphic Series
eAsm
Evolutive Average Spectral Misfit
eAsmTrack
Track ASM Null Hypothesis significance level minima in eASM...
eha
Evolutive Harmonic Analysis
etp
Generate Eccentricity-Tilt-Precession Models
extract
Extract record from EHA time-frequency output or eAsm output
flip
Flip stratigraphic series
freq2sedrate
Convert record of local spatial frequency (from EHA) to...
gausTaper
Apply Gaussian Taper to Stratigraphic Series
getColor
Query R for color information
getData
Download file from astrochron data server
getLaskar
Download Laskar et al. (2004, 2011a, 2011b) astronomical...
hannTaper
Apply Hann Taper to Stratigraphic Series
headn
List Column Numbers for Each Variable
hilbert
Hilbert Transform of Stratigraphic Series
idPts
Interactively Identify Points in Plot
integratePower
Determine the total power within a given bandwidth
iso
Isolate Data from a Specified Stratigraphic Interval
linage
Tune stratigraphic series to an astronomical target using...
linterp
Piecewise Linear Interpolation of Stratigraphic Series
logT
Log Transformation of Stratigraphic Series
lowpass
Lowpass Filter Stratigraphic Series
lowspec
Robust Locally-Weighted Regression Spectral Background...
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
noKernel
Remove Gaussian Kernel Smoother from Stratigraphic Series
noLow
Fit and Remove Lowess Smoother from Stratigraphic Series
pad
Pad Stratigraphic Series with Zeros
peak
Identify maxima of peaks in series, filter at desired...
periodogram
Simple Periodogram
pl
Set Up Plots
plotEha
Create color time-frequency plots from eha results
plS
Set default plotting parameters for vertical stratigraphic...
prewhiteAR
Prewhiten Stratigraphic Series with Autoregressive Filter,...
prewhiteAR1
Prewhiten Stratigraphic Series with AR1 filter, using...
rankSeries
Create lithofacies rank series from bed thickness data
read
Read Data from File
readMatrix
Read Data Matrix from File
repl0
Replace Values < 0 with 0
replEps
Replace Values <= 0 with Smallest Positive Value
resample
Resample Stratigraphic Series
rmNA
Remove stratigraphic levels that contain one or more NAs
s
Standardize variable in Stratigraphic Series
sedRamp
Apply 'ramping' sedimentation rate model to convert time to...
sedrate2time
Integrate sedimentation rate curve to obtain time-space map
sortNave
Remove Missing Entries, Sort Data, Average Duplicates
stepHeat
Ar/Ar Geochronology: Generate an Ar/Ar age spectrum and...
strats
Summary Statistics for Stratigraphic Series
surrogateCor
Estimate correlation coefficient and significance for...
surrogates
Generate phase-randomized surrogate series as in Ebisuzaki...
taner
Apply Taner Bandpass or Lowpass Filter to Stratigraphic...
testPrecession
Astrochronologic testing via the amplitude modulation...
timeOpt
TimeOpt: Evaluation of eccentricity-related amplitude...
timeOptSim
Monte Carlo Simulation for TimeOpt
tones
Calculate all possible difference and combinations tones
traceFreq
Frequency-domain minimal tuning: Use interactive graphical...
trackFreq
Frequency-domain minimal tuning: Use interactive graphical...
trim
Remove Outliers from Stratigraphic Series
trimAT
Remove Outliers from Stratigraphic Series
trough
Identify minima of troughs in series, filter at desired...
tune
Tune Stratigraphic Series
writeCSV
Write CSV File
writeT
Write Tab-delimited File
wtMean
Ar/Ar Geochronology: calculate weighted mean age, age...
xplot
Generate Cross-plot with Density Estimates on Axes
zoomIn
Dynamically explore cross-plot, zoom-in into specified region

Files in this package

astrochron
astrochron/inst
astrochron/inst/CITATION
astrochron/src
astrochron/src/peak_v2_R.f
astrochron/src/demean_v2.f
astrochron/src/detrend_v2.f
astrochron/src/trough_v2_R.f
astrochron/src/tune_v2_R.f
astrochron/src/asm1.8bR.f
astrochron/src/dupmean_v2_R.f
astrochron/src/singleton_v2.f
astrochron/src/dlasrtastro_v2.f
astrochron/src/init_random_seed.f95
astrochron/src/EHA_Rv6d.f
astrochron/src/pad_v2.f
astrochron/src/peakfilter_R.f
astrochron/NAMESPACE
astrochron/data
astrochron/data/modelA.rda
astrochron/R
astrochron/R/FUNCTION-rankSeries_v3.R
astrochron/R/FUNCTION-hannTaper_v4.R
astrochron/R/FUNCTION-writeCSV_v3.R
astrochron/R/FUNCTION-ar1etp_v9.R
astrochron/R/FUNCTION-detrend_v3.R
astrochron/R/FUNCTION-clipIt_v2.R
astrochron/R/FUNCTION-autoPlot_v8.R
astrochron/R/FUNCTION-extract_v5.R
astrochron/R/FUNCTION-cosTaper_v10.R
astrochron/R/FUNCTION-idPts_v10.R
astrochron/R/FUNCTION-logT_v6.R
astrochron/R/FUNCTION-arcsinT_v6.R
astrochron/R/FUNCTION-surrogates_v2.R
astrochron/R/FUNCTION-etp_v7.R
astrochron/R/FUNCTION-resample_v5.R
astrochron/R/FUNCTION-freq2sedrate_v2.R
astrochron/R/FUNCTION-mtmML96_v13.R
astrochron/R/FUNCTION-plS.R
astrochron/R/FUNCTION-prewhiteAR_v6.R
astrochron/R/FUNCTION-eAsmTrack_v2.R
astrochron/R/astrochron_pkg.R
astrochron/R/FUNCTION-tune_v7a.R
astrochron/R/FUNCTION-getLaskar_v2.R
astrochron/R/FUNCTION-s_v2.R
astrochron/R/FUNCTION-bergerPeriods_v3.R
astrochron/R/FUNCTION-ar1_v8.R
astrochron/R/FUNCTION-getColor.R
astrochron/R/FUNCTION-anchorTime_v2.R
astrochron/R/FUNCTION-noLow_v5.R
astrochron/R/FUNCTION-pad_v3.R
astrochron/R/FUNCTION-cb_v3.R
astrochron/R/FUNCTION-taner_v7.R
astrochron/R/FUNCTION-cycles_v5.R
astrochron/R/FUNCTION-timeOptSim_v7b.R
astrochron/R/FUNCTION-noKernel_v3.R
astrochron/R/FUNCTION-tones.R
astrochron/R/FUNCTION-writeT_v3.R
astrochron/R/FUNCTION-timeOpt_v7c.R
astrochron/R/FUNCTION-lowpass_v11.R
astrochron/R/FUNCTION-delPts_v6.R
astrochron/R/FUNCTION-rmNA_v2.R
astrochron/R/FUNCTION-constantSedrate_v3.R
astrochron/R/FUNCTION-strats_v13.R
astrochron/R/FUNCTION-lowspec_v19.R
astrochron/R/FUNCTION-pl_v6.R
astrochron/R/FUNCTION-gausTaper_v9.R
astrochron/R/FUNCTION-repl0_v4.R
astrochron/R/FUNCTION-iso_v10.R
astrochron/R/FUNCTION-eAsm_v3.R
astrochron/R/FUNCTION-sedRamp_v3.R
astrochron/R/FUNCTION-flip.R
astrochron/R/FUNCTION-read_v27.R
astrochron/R/FUNCTION-zoomIn_v2.R
astrochron/R/FUNCTION-armaGen_v5.R
astrochron/R/FUNCTION-mtmAR_v7.R
astrochron/R/FUNCTION-linage_v2.R
astrochron/R/FUNCTION-plotEha_v3.R
astrochron/R/FUNCTION-testPrecession_v3.R
astrochron/R/FUNCTION-dpssTaper_v4.R
astrochron/R/FUNCTION-integratePower_v8.R
astrochron/R/FUNCTION-headn_v3.R
astrochron/R/FUNCTION-sortNave_v7.R
astrochron/R/FUNCTION-bandpass_v14.R
astrochron/R/FUNCTION-replEps_v5.R
astrochron/R/FUNCTION-sedrate2time_v2.R
astrochron/R/FUNCTION-wtMean_v12.R
astrochron/R/FUNCTION-demean_v3.R
astrochron/R/FUNCTION-traceFreq_v5.R
astrochron/R/FUNCTION-stepHeat_v4.R
astrochron/R/FUNCTION-prewhiteAR1_v5.R
astrochron/R/FUNCTION-periodogram_v13.R
astrochron/R/FUNCTION-trim_v5.R
astrochron/R/FUNCTION-surrogateCor_v6e.R
astrochron/R/FUNCTION-trimAT_v4.R
astrochron/R/FUNCTION-mtm_v17.R
astrochron/R/FUNCTION-trough_v2.R
astrochron/R/FUNCTION-eha_v19.R
astrochron/R/FUNCTION-linterp_v9.R
astrochron/R/FUNCTION-readMatrix_v6.R
astrochron/R/FUNCTION-xplot_v4.R
astrochron/R/FUNCTION-divTrend_v4.R
astrochron/R/FUNCTION-asm_v10a.R
astrochron/R/FUNCTION-getData.R
astrochron/R/FUNCTION-peak_v6.R
astrochron/R/FUNCTION-hilbert_v15.R
astrochron/R/FUNCTION-trackFreq_v8.R
astrochron/MD5
astrochron/DESCRIPTION
astrochron/man
astrochron/man/repl0.Rd
astrochron/man/plotEha.Rd
astrochron/man/trimAT.Rd
astrochron/man/asm.Rd
astrochron/man/clipIt.Rd
astrochron/man/ar1.Rd
astrochron/man/delPts.Rd
astrochron/man/tune.Rd
astrochron/man/strats.Rd
astrochron/man/xplot.Rd
astrochron/man/sortNave.Rd
astrochron/man/surrogateCor.Rd
astrochron/man/modelA.Rd
astrochron/man/timeOpt.Rd
astrochron/man/traceFreq.Rd
astrochron/man/logT.Rd
astrochron/man/lowspec.Rd
astrochron/man/arcsinT.Rd
astrochron/man/timeOptSim.Rd
astrochron/man/cb.Rd
astrochron/man/eAsmTrack.Rd
astrochron/man/getLaskar.Rd
astrochron/man/pad.Rd
astrochron/man/demean.Rd
astrochron/man/stepHeat.Rd
astrochron/man/plS.Rd
astrochron/man/dpssTaper.Rd
astrochron/man/anchorTime.Rd
astrochron/man/ar1etp.Rd
astrochron/man/mtm.Rd
astrochron/man/mtmML96.Rd
astrochron/man/cycles.Rd
astrochron/man/etp.Rd
astrochron/man/readMatrix.Rd
astrochron/man/surrogates.Rd
astrochron/man/armaGen.Rd
astrochron/man/replEps.Rd
astrochron/man/hannTaper.Rd
astrochron/man/lowpass.Rd
astrochron/man/autoPlot.Rd
astrochron/man/testPrecession.Rd
astrochron/man/pl.Rd
astrochron/man/divTrend.Rd
astrochron/man/rankSeries.Rd
astrochron/man/resample.Rd
astrochron/man/sedrate2time.Rd
astrochron/man/integratePower.Rd
astrochron/man/writeT.Rd
astrochron/man/sedRamp.Rd
astrochron/man/detrend.Rd
astrochron/man/gausTaper.Rd
astrochron/man/headn.Rd
astrochron/man/taner.Rd
astrochron/man/idPts.Rd
astrochron/man/trough.Rd
astrochron/man/cosTaper.Rd
astrochron/man/eha.Rd
astrochron/man/wtMean.Rd
astrochron/man/writeCSV.Rd
astrochron/man/periodogram.Rd
astrochron/man/astrochron-package.Rd
astrochron/man/prewhiteAR1.Rd
astrochron/man/iso.Rd
astrochron/man/prewhiteAR.Rd
astrochron/man/bergerPeriods.Rd
astrochron/man/rmNA.Rd
astrochron/man/trim.Rd
astrochron/man/noLow.Rd
astrochron/man/read.Rd
astrochron/man/freq2sedrate.Rd
astrochron/man/noKernel.Rd
astrochron/man/getColor.Rd
astrochron/man/tones.Rd
astrochron/man/s.Rd
astrochron/man/mtmAR.Rd
astrochron/man/zoomIn.Rd
astrochron/man/trackFreq.Rd
astrochron/man/peak.Rd
astrochron/man/flip.Rd
astrochron/man/bandpass.Rd
astrochron/man/hilbert.Rd
astrochron/man/getData.Rd
astrochron/man/extract.Rd
astrochron/man/linage.Rd
astrochron/man/linterp.Rd
astrochron/man/constantSedrate.Rd
astrochron/man/eAsm.Rd