Tag Archives: storch

von Storch et al 2004 in IPCC AR4

May 1, 2007 – 8:32 AM

It’s interesting to see what’s been changed between the Second Draft and AR4 as it went out the door, and compare that to comments. von Storch et al 2004 argued that the low-frequency variance of reconstructions wsa under-estimated, a point with which I agree (although it’s a different point about whether these reconstructions are biased […]

By Steve McIntyre | Posted in IPCC | Also tagged , , | Comments (78)

Benchmarking from VZ Pseudoproxies

Jul 4, 2006 – 2:09 PM

Von Storch et al 2004 advocated using climate models to generate pseudoproxies to test the properties of proposed multivariate methods. Hardly unreasonable. I might argue that these are long-winded ways of generating proxy series with certain kinds of temporal and spatial covariance structures, but there’s much to be said for testing methods on some standard […]

By Steve McIntyre | Posted in Multivariate, RegEM | Also tagged , , , , , , , , | Comments (71)

Von Storch and the Mighty Ducks

Sep 1, 2005 – 11:24 AM

In the ES&T article, Jerry Mahlman, rather than using ad hominem techniques like discussing biases in principal components methodology, spurious significance of RE statistics or the validity of bristlecone pines as temperature proxies, described us simply as "quacks". We start our consideration of the use of the technical term "quack" in climate science through the […]

By Steve McIntyre | Posted in News and Commentary | Also tagged , | Comments (9)

Neue Zürcher Zeitung (Swiss) Coverage

Jul 27, 2005 – 3:21 PM

An interesting take on the controversy from the leading Swiss newspaper.

By Steve McIntyre | Posted in News and Commentary | Also tagged , | Comments (1)
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