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ecotraj (version 1.1.1)

Ecological Trajectory Analysis

Description

Analysis of temporal changes (i.e. dynamics) of ecological entities, defined as trajectories on a chosen multivariate space, by providing a set of trajectory metrics and visual representations [De Caceres et al. (2019) ; and Sturbois et al. (2021) ]. Includes functions to estimate metrics for individual trajectories (length, directionality, angles, ...) as well as metrics to relate pairs of trajectories (dissimilarity and convergence). Functions are also provided to estimate the ecological quality of ecosystem with respect to reference conditions [Sturbois et al. (2023) ].

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Version

Install

install.packages('ecotraj')

Monthly Downloads

1,758

Version

1.1.1

License

GPL (>= 2)

Maintainer

Miquel Caceres

Last Published

August 28th, 2025

Functions in ecotraj (1.1.1)

pike

pike dataset
subsetTrajectories

Trajectory subsetting
referenceEnvelopes

Ecological quality assessment
trajectoryPlot

Trajectory plots
trajectoryCyclical

Functions for Cyclical Ecological Trajectory Analysis
trajectoryMetrics

Trajectory metrics
trajectoryCyclicalPlots

Cyclical trajectory plots
trajectoryComparison

Trajectory comparison
isoscape

isoscape dataset
northseaZoo

North Sea zooplankton dataset
transformTrajectories

Transform trajectories
trajectoryProjection

Trajectory projection
trajectorySections

Functions for building Trajectory Sections
glomel

Glomel vegetation dataset
defineTrajectories

Trajectory definition
is.metric

Metricity
dynamicVariation

Dynamic variation and variation decomposition
avoca

Avoca permanent plot dataset
is.synchronous

Synchronicity in trajectory observations
ecotraj-package

ecotraj: Ecological Trajectory Analysis
furseals

furseals dataset
heatmapdata

heatmapdata dataset
glenan

Glenan dataset