If so, this would explain the reference to a "correlation matrix" in their article and could also be reconciled with the use of the term covariance matrix in the email.    From Wordnik.com.  [Some more on von Storch and Zorita « Climate Audit] Reference

That is the conception of intelligence among scientists who study human intelligence: The abstract theoretical construct to which this covariance is attributed.    From Wordnik.com.  [Bunny and a Book] Reference

These are given by the elements of the variance-covariance matrix of β (aka the covariance matrix of.    From Wordnik.com.  [Recently Uploaded Slideshows] Reference

I’m sure you know that R2 is pretty widely defined as the covariance squared divided by the product of the two variances.    From Wordnik.com.  [Gulf of Mexico SST Proxy « Climate Audit] Reference

If the covariance matrix is Q, then svd on it yields.    From Wordnik.com.  [Source Code: Preisendorfer's Rule N « Climate Audit] Reference

This is the fundamental meaning of general covariance.    From Wordnik.com.  [A Dark, Misleading Force] Reference

“Indiscernibles, general covariance, and other symmetries.”.    From Wordnik.com.  [Structural Realism] Reference

This last result actually explains the prevalence of general covariance.    From Wordnik.com.  [The Hole Argument] Reference

Another challenge seeks principled reasons for denying general covariance.    From Wordnik.com.  [The Hole Argument] Reference

This runs into trouble with general covariance and coordinate independence.    From Wordnik.com.  [A Dark, Misleading Force] Reference

Having said that, it might be useful to simply specify the forms of covariance.    From Wordnik.com.  [Benchmarking from VZ Pseudoproxies « Climate Audit] Reference

Just as correleation and covariance were significantly different in the MBH case.    From Wordnik.com.  [Benchmarking from VZ Pseudoproxies « Climate Audit] Reference

If the columns of M are centered to a zero mean this is the covariance matrix of M.    From Wordnik.com.  [Source Code: Preisendorfer's Rule N « Climate Audit] Reference

Redness means that the off-diagonal elements of the covariance matrix are non-zero.    From Wordnik.com.  [AR1 on First Differences « Climate Audit] Reference

Einstein struggled on for two years with his misshapen theory of limited covariance.    From Wordnik.com.  [The Hole Argument] Reference

Technically this runs into some trouble with general covariance in relativity theory.    From Wordnik.com.  [A Dark, Misleading Force] Reference

Within “centered PC methods”, there are also covariance and correlation PC methods.    From Wordnik.com.  [Preisendorfer on Centering "Conventions" « Climate Audit] Reference

In my case it's yak yak yak lambda yak yak lagrange yak yak covariance yak yak.    From Wordnik.com.  [Archive 2006-09-01] Reference

These reflections show at the same time how natural the demand for general covariance is.    From Wordnik.com.  [Einstein's Philosophy of Science] Reference

In principal components, you do a svd on the covariance matrix or correlation matrix of H.    From Wordnik.com.  [Source Code: Preisendorfer's Rule N « Climate Audit] Reference

How the principle of general covariance lost its seeming impotence will be explained later.    From Wordnik.com.  [RELATIVITY] Reference

Eddy covariance measurements of CO2 and energy fluxes of an Alaskan tussock tundra ecosystem.    From Wordnik.com.  [Effects of changes in climate and UV radiation levels on function of arctic ecosystems in the short and long term] Reference

That freedom proves to be equivalent to another freedom, known as "active" general covariance.    From Wordnik.com.  [The Hole Argument] Reference

You then assume that this covariance matrix is valid at all frequencies, from high to ultra low.    From Wordnik.com.  [AR1 on First Differences « Climate Audit] Reference

If you calculate the covariance between two random walks, you get spuriously high covariance values.    From Wordnik.com.  [AR1 on First Differences « Climate Audit] Reference

Price, G.R. (1972), “Extension of covariance selection mathematics”, Annals of Human Genetics 35.    From Wordnik.com.  [Units and Levels of Selection] Reference

Then you take the resulting monstrous matrix and grind it up with an algorithm that finds covariance patterns.    From Wordnik.com.  [Boing Boing: February 9, 2003 - February 15, 2003 Archives] Reference

Newtonian theory, can be expressed in terms of tensors, in conformity with the principle of general covariance.    From Wordnik.com.  [RELATIVITY] Reference

Ohta, K. (1983), “Hierarchical theory of selection: the covariance formula of selection and its application”.    From Wordnik.com.  [Units and Levels of Selection] Reference

Thus calculating PCs using a covariance matrix is hardly an “error” as an implmentation of reported MBH98 methods.    From Wordnik.com.  [Our Reply to a Rejected Comment to GRL « Climate Audit] Reference

These are: the principles of equivalence, of general relativity, of general covariance, and finally what Einstein termed.    From Wordnik.com.  [Early Philosophical Interpretations of General Relativity] Reference

The correction for the group clustering effect is to account for it in the specification of the variance-covariance matrix.    From Wordnik.com.  [Lambert on square root cosine latitude « Climate Audit] Reference

The principle of general covariance, then, acquires its physical significance in conjunction with the equivalence principle.    From Wordnik.com.  [Space and Time: Inertial Frames] Reference

Juckes failed to refer to any of the discussion in Huybers 2005 or Reply to Huybers 2005 about correlation and covariance PCs.    From Wordnik.com.  [Team Euro Code « Climate Audit] Reference

What I really liked about Huyber was the scalar equation that clarified the whole off-center, correlation, covariance kerfuffle.    From Wordnik.com.  [Benchmarking from VZ Pseudoproxies « Climate Audit] Reference

For the articles in question, it was nothing other than a method of generating data with a form of spatial and temporal covariance.    From Wordnik.com.  [Benchmarking from VZ Pseudoproxies « Climate Audit] Reference

For he was now able to force the seemingly empty principle of general covariance to take on powerful heuristic content and lead him directly to his goal.    From Wordnik.com.  [RELATIVITY] Reference

This apparent energy conservation appears because this is a bimetric theory, which departs in subtle ways from the general covariance of general relativity.    From Wordnik.com.  [A Dark, Misleading Force] Reference

In traditional Markowitz-inspired investing, such as mutual funds and index funds, there is a discipline around variables such as asset classes and models of covariance.    From Wordnik.com.  [The Father of Portfolio Theory on the Crisis] Reference

General relativity as a theory of general covariance only makes reference to moving points or coordinate systems when one imposes a gauge-like coordinate condition on a problem.    From Wordnik.com.  [Does Space Expand?] Reference