Ecological Trajectory Analysis
Trajectory definition
Dynamic variation and variation decomposition
ecotraj: Ecological Trajectory Analysis
Metricity
Synchronicity in trajectory observations
Ecological quality assessment
Trajectory subsetting
Trajectory comparison
Functions for Cyclical Ecological Trajectory Analysis
Cyclical trajectory plots
Trajectory metrics
Trajectory plots
Trajectory projection
Functions for building Trajectory Sections
Transform trajectories
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) <doi:10.1002/ecm.1350>; and Sturbois et al. (2021) <doi:10.1016/j.ecolmodel.2020.109400>]. 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) <doi:10.1002/ecs2.4726>].