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0.1 Introduction
Third edition The third edition of this unified framework for non-parametric analysis of multivar...
Expand Samples or Expand resemblances
The Exe environment matrix does not seem (from Plots>Draftsman Plot or Histogram Plot) to contain...
Expanding an (abiotic) data matrix
A RELATE test could equally well have been carried out between the Ekofisk community pattern and...
RELATE hypothesis test
A permutation test can be applied to the matching coefficient $\rho$ between any two resemblance ...
Model matrix construction
Model matrices corresponding to more complicated structures than simple seriation or cyclicity ne...
Selecting variables & resemblance
After the (✓Group variables(indicator)) check box, the next option is a Select variables/groups b...
Change to active sheet for BEST
In what is one of the very few examples of ‘moving the furniture around’ between PRIMER 7 and ear...
Interpreting PCA vs MDS pairwise plots
Another subtle distinction from MDS is that only a single PCA graph window is produced initially,...
Transposing the datasheet
The Clyde environment sheet has samples as rows and variables as columns. This is the opposite of...
Combined cells in Merge
Occasionally, use of strict label names does not give the this desired outcome, and the default b...
(Tasmanian meiofauna)
The nematode and copepod datasheets from 16 samples at a Tasmanian sand-flat (C:\Examples v7\ Tas...
Duplicate; Merge (/join) operations
Tools>Duplicate operates in the same way whether the active window is a data array, resemblance m...
Shade plots showing coherent sets & variable boundaries
In order to display a shade plot carrying precisely the same information as the coherent species ...
3-d shade plot
A further option on the initial Special menu for a shade plot (✓3D>Opacity (0-100): 75) turns the...
Pairwise comparisons
The table ending the results window gives the pairwise comparisons. For each pair of groups (fish...
Bubble plots in 3-d MDS; (W Australia fish diets)
Another new feature in PRIMER 7 is the ability to construct bubble plots in 3-d ordinations, wher...
Segmented bubble plots
Given the inadequacies of vector plots for displaying species contributions to ordinations, but t...
Vector plots for species
One tempting alternative, commonly found in the literature, is to plot (species) variables as vec...
Bubble colours
A new feature in PRIMER 7 is that these bubbles will be plotted in different colours – or in mono...
Bubble plots of single variables
The above MDS draws on all 174 species (with more abundant species given greater weight) but only...