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sarp.snowprofile

Functions to import/export snow profile data from various formats, as well as basic formatting and visualization functions.

Installation

Install CRAN release via install.packages('sarp.snowprofile') and track development at https://bitbucket.org/sfu-arp/sarp.snowprofile.

Examples

View vignette('sarp.snowprofile') for a package overview.

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Version

Install

install.packages('sarp.snowprofile')

Monthly Downloads

221

Version

1.3.2

License

CC BY-SA 4.0

Maintainer

Pascal Haegeli

Last Published

March 8th, 2023

Functions in sarp.snowprofile (1.3.2)

getColoursGrainType

Gets colours for plotting snow grain types

getColoursDensity

Gets colours for plotting snow density values

Gets colours for plotting LWC values

format_snowprofileLayers

Format snowprofileLayers

getColoursGrainSize

Gets colours for plotting grain size values

getColoursPercentage

Gets colours for plotting the snow layer property 'percentage'

getColoursHardness

Gets colours for plotting snow hardness values

Find layers of interest (e.g. PWLs) in snowprofile(Layers)

export.snowprofileCsv

Export or write a snowprofile object to a CSV table

Derive datetag from deposition dates in simulated profiles

getColoursSnowTemp

Gets colours for plotting snow temperature values

insertUnobservedBasalLayer

Insert a special layer at the bottom to indicate a snow profile that's unobserved from a specific point down to the ground internal function, not exported. used in snowprofileLayers

importRDefaultPackages

Import R_DEFAULT_PACKAGES

getColoursStability

Gets colours for plotting snow stability indices

is.snowprofileSet

Check class snowprofileSet

Check class snowprofile

is.snowprofileLayers

Check class snowprofileLayers

is.snowprofileInstabilitySigns

Check class snowprofileInstabilitySigns

A data.frame storing the grain type colours

hasUnobservedBasalLayer

Check whether a profile is observed down to ground or not

numberOfPWLsPerVerticalLevel

Count number of PWLs per vertical level

rbind.snowprofileSet

Concatenate snowprofileSet into a large data.frame with a row for each layer

plot.snowprofileSet

Plot a single layer property in multiple profiles side-by-side

print.snowprofile

Print snowprofile object

reformat_snowprofile

Reformat a malformatted snowprofile object

is.snowprofileTests

Check class snowprofileTests

rbind.snowprofile

Convert snowprofile into data.frame with columns for metadata

Parse a SMET file

sarp.snowprofile-package

sarp.snowprofile: Snow Profile Analysis for Snowpack and Avalanche Research

High-level constructor for a snowprofile object

Simplify detailed grain types to parent classes

scanProfileDates

Read profile dates from prf/pro file

snowprofileCsv_advanced

Read routine for advanced csv tables containing various snowprofile information

snowprofileInstabilitySigns

Constructor for a snowprofileInstabilitySigns object

setColoursGrainType

Set colour scale for grain types

sd_sample_uncorrected

fast uncorrected sample standard deviation https://en.wikipedia.org/wiki/Standard_deviation#Rapid_calculation_methods

new_snowprofile

Low-level constructor function for a snowprofile object

Construct snowprofile object from SNO file

plot.snowprofile

Plot hardness profile

summary.snowprofile

Summary of a single snowprofile

snowprofileCaaml

Read a Caaml file into a snowprofile object

Read csv file into a snowprofile object

Numerical, Swiss Grain Type Code

summary.snowprofileSet

Summarize multiple snowprofiles

[.snowprofileSet

validate_snowprofile

Validate correctness of snowprofile object

validate_snowprofileLayers

Validate correctness of snowprofileLayers object

Constructor for class snowprofileSet

Write a SMET file

Construct snowprofile object from PRO file

snowprofileTests

Constructor for a snowprofileTests object

Construct snowprofile object from PRF file

snowprofileLayers

Constructor for a snowprofileLayers object

Compute Relative Threshold Sum approach (RTA)

Conversion of Hand Hardness Index (HHI)

Conversion of character Aspects to numeric Aspects

Example group of snowprofiles from a mountain drainage

Compute mean density of slab

Pairs of example snowprofiles

Timeseries of snowprofiles #'

Compute Threshold Sum Approach (TSA, lemons, yellow flags, 'Nieten')

computeSLABrhogs

Compute 'density over grain size' averaged over slab

Malformatted example profiles