Gives a correlation matrix and the probability of Ho for each correlation
Convert a POSIXt date into categories corresponding to a autumn/winter/spring sequence
Computes the edge of a square from its diagonal
Computes Moran's or Geary's coefficients on distance classes
Computes segment directions.
Draw line segments between pairs of points.
Confidence interval of percentages
Simplify the list of a TukeyHSD object keeping the significant differences only.
Gives an index vector of the class category of each value of a numerical vector
Computes the distance between the centroid and the most distant coordinate of a geographical coordinate set
Computes the total length of a polyline.
Computes distances to the nearest neighbour
Multiple comparison test after Kruskal-Wallis
Empirical confidence interval of the bootstrap of the difference between two Shannon indices
Computes new coordinates given bearings and distances.
Permutation test for lm, lme and glm (binomial and Poisson) objects
Kolmogorof-Smirnov goodness of fit test to normal distribution
Convert a contingency table (data.frame) into a presence/absence table of categories
Multiple comparisons after Friedman test
Convert a transect coordinate file with some waypoints separated by NA into a matrix with intermediate coordinates replacing NA.
Model selection according to information theoretic methods
Computes the polygon coordinates of a circle
Computes Shannon's and equitability indices
Computes the distances between each nodes of a polyline.
Computes distances between the top coordinates of segments.
Count the nearest observations to points corresponding to track intervals
Computes the polygon coordinates of a circle sector
Produces a matrix of scatterplot, regression coefficient and p(Ho)
Provide square polygons or their node coordinates along a segment
Random permutation of a contingency table n row x 2 columns
Computes Shannon's and equitability indices from a data frame of dietary analysis (n, biomass,...)
Convert a transect coordinate file into a matrix with segment coordinates.
Write a data.frame that has Chinese characters
Data on rats training
Jackal and Genet diet in Algeria
Homothetia (size expansion) of a polygon
print method for objects of class 'mc'
Computes the Pianka's index of niche overlap
Bootstrap Pianka's index
Convert MULTILINESTRING and/or LINESTRING into POINT geometry with points at regular distance between nodes
Boostrap Shannon's and equitability indices
Thin a track just keeping the points separated by a user defined minimal distance
Center a numerical vector on a parameter position and provides absolute values and colors according to negative and positive values
Write a data.frame
Convert a bounding box into a sf object.