Some articles on identity covariance matrix:
... Using a non-identity covariance matrix for the multivariate normal distribution in evolution strategies is equivalent to a coordinate system transformation of the solution vectors, mainly because the sampling ... as an adaptive encoding procedure applied to a simple evolution strategy with identity covariance matrix ...
Famous quotes containing the words matrix and/or identity:
“The matrix is God?
In a manner of speaking, although it would be more accurate ... to say that the matrix has a God, since this beings omniscience and omnipotence are assumed to be limited to the matrix.
If it has limits, it isnt omnipotent.
Exactly.... Cyberspace exists, insofar as it can be said to exist, by virtue of human agency.”
—William Gibson (b. 1948)
“The female culture has shifted more rapidly than the male culture; the image of the go-get em woman has yet to be fully matched by the image of the lets take-care-of-the-kids- together man. More important, over the last thirty years, mens underlying feelings about taking responsibility at home have changed much less than womens feelings have changed about forging some kind of identity at work.”
—Arlie Hochschild (20th century)