[Vegan-commits] r2201 - pkg/vegan/inst/doc
noreply at r-forge.r-project.org
noreply at r-forge.r-project.org
Sun May 27 17:10:14 CEST 2012
Author: jarioksa
Date: 2012-05-27 17:10:14 +0200 (Sun, 27 May 2012)
New Revision: 2201
Modified:
pkg/vegan/inst/doc/FAQ-vegan.texi
Log:
clumsy fingers and small edits
Modified: pkg/vegan/inst/doc/FAQ-vegan.texi
===================================================================
--- pkg/vegan/inst/doc/FAQ-vegan.texi 2012-05-27 14:57:20 UTC (rev 2200)
+++ pkg/vegan/inst/doc/FAQ-vegan.texi 2012-05-27 15:10:14 UTC (rev 2201)
@@ -295,7 +295,7 @@
@menu
* I have only numeric and positive data but @pkg{vegan} still complaints::
-* Can you analyse binary or cover class data?::
+* Can I analyse binary or cover class data?::
* Why dissimilarities in @pkg{vegan} differ from other sources?::
* Why NMDS stress is sometimes 0.1 and sometimes 10?::
* I get zero stress but no convergent solutions in @code{metaMDS}::
@@ -316,7 +316,7 @@
* Can I zoom into an ordination plot?::
@end menu
- at node I have only numeric and positive data but @pkg{vegan} still complaints, Can you analyse binary or cover class data?, Ordination, Ordination
+ at node I have only numeric and positive data but @pkg{vegan} still complaints, Can I analyse binary or cover class data?, Ordination, Ordination
@comment node-name, next, previous, up
@section I have only numeric and positive data but @pkg{vegan} still complaints
@@ -329,8 +329,8 @@
the data). Another common reason is that you had empty cells in your
input data, and these were interpreted as missing values.
- at node Can you analyse binary or cover class data?, Why dissimilarities in @pkg{vegan} differ from other sources?, I have only numeric and positive data but @pkg{vegan} still complaints, Ordination
- at section Can you analyse binary or cover class data?
+ at node Can I analyse binary or cover class data?, Why dissimilarities in @pkg{vegan} differ from other sources?, I have only numeric and positive data but @pkg{vegan} still complaints, Ordination
+ at section Can I analyse binary or cover class data?
Yes. Most @pkg{vegan} methods can handle binary data or cover abundance data.
Most statistical tests are based on permutation, and do not make
@@ -338,7 +338,7 @@
analysis) that need count data. These methods check that input data are
integers, but they may be fooled by cover class data.
- at node Why dissimilarities in @pkg{vegan} differ from other sources?, Why NMDS stress is sometimes 0.1 and sometimes 10?, Can you analyse binary or cover class data?, Ordination
+ at node Why dissimilarities in @pkg{vegan} differ from other sources?, Why NMDS stress is sometimes 0.1 and sometimes 10?, Can I analyse binary or cover class data?, Ordination
@section Why dissimilarities in @pkg{vegan} differ from other sources?
Most commonly the reason is that other software use presence--absence
@@ -354,7 +354,7 @@
@node Why NMDS stress is sometimes 0.1 and sometimes 10?, I get zero stress but no convergent solutions in @code{metaMDS}, Why dissimilarities in @pkg{vegan} differ from other sources?, Ordination
@section Why @acronym{NMDS} stress is sometimes 0.1 and sometimes 10?
-q
+
Stress is a proportional measure of badness of fit. The proportions can
be expressed either as parts of one or as percents. Function
@code{isoMDS} (@pkg{MASS} package) uses percents, and function @code{monoMDS}
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