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trip (version 1.1-6)

Spatial analysis of animal track data

Description

Functions for accessing and manipulating spatial data for animal tracking. Filter for speed and create time spent plots from animal track data.

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Version

Install

install.packages('trip')

Monthly Downloads

836

Version

1.1-6

License

GPL (>= 2)

Maintainer

Michael Sumner

Last Published

June 3rd, 2010

Functions in trip (1.1-6)

adjust.duplicateTimes

Adjust duplicate DateTime values

TimeOrderedRecords-class

Class "TimeOrderedRecords"

makeGridTopology

Generate a GridTopology from a Spatial object

speedfilter

Filter track data for speed

tripGrid

Generate a grid of time spent by line-to-cell gridding

readDiag

Read Argos DIAG format

argos.sigma

Assign numeric values for Argos "class"

TimeOrderedRecords

Functions to specify and obtain DateTime and ID data from within (Spatial) data frames.

sepIdGaps

Separate a set of IDs based on gaps

oc.theme

SeaWiFS ocean colour colours

readArgos

Read Argos "DAT" files

trip.split.exact

Split trip events into exact time-based boundaries.

spTransform-methods

Methods for Function spTransform in package "trip"

trip-class

Class "trip" ~~~

trip-internal

Internal trip Functions

trip

Function to handle animal track data, organized as "trip"s

tripGrid.interp

Generate a grid of time spent using approximate methods

trackDistance

Determine distance along a track

forceCompliance

Function to ensure dates and times are in order with trip ID