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 |

**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

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
Questions? Problems? Suggestions? Tweet to @rdrrHQ or email at ian@mutexlabs.com.

All documentation is copyright its authors; we didn't write any of that.