Mclust(data)
produces output in which the mean has dimension of three, but sigma has a dimension of 1. This doesn't usually happen, but with certain data (all of the same type) it does. Any ideas? Thanks!
$pro
[1] 0.2692071 0.4183056 0.3124873
$mean
1 2 3
-0.4522930 0.9288538 1.8929688
$variance
$variance$modelName
[1] "E"
$variance$d
[1] 1
$variance$G
[1] 3
$variance$sigmasq
[1] 0.2909666