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Crowley on Zhu [1973]
One of the big selling points of Crowley and Lowery [2000] was the “non-synchroneity of temperature change”. One of the key series in showing this was Zhu [1973]. I located Zhu [1973] today. It was...
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Polar Urals: Shiyatov’s Finnish Academy Article
I’ve written on a number of occasions on Briffa’s Polar Urals reconstruction, which is used in nearly every multiproxy reconstruction, no doubt because of its uniquely cold MWP. It’s one of the key...
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Noise in Multiproxy Studies
Someone asked what the graphs in Noise in Jones 1998 would look like for the other multiproxy studies. I speculated that they would probably look similar. In fact, they vary quite a bit. I’ve done...
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Splices in Crowley and Lowery
Update: See continued discussion here. I’m working up some material for the AGU convention and re-visited some points in Crowley and Lowery [2000] which I’d not been able to figure out before. (One of...
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Mann on Splices: the Case of Crowley and Lowery
Yesterday I waded through a demonstration of a fairly egregious splice of the instrumental record into Crowley’s reconstruction as used in Crowley [2000]. Today I consider the use of the Crowley...
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Crowley Unspliced
As a mindless activity, I’ve re-visited the Crowley data, which we’re discussing. Among other stereotypes, out of 15 series, Crowley uses 2 bristlecones, Polar Urals, Tornetrask and Dunde. Even so,...
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When is an Upper Confidence Limit a Lower Confidence Limit?
An odd question, you say. It’s not something that usually expect in a statistical study. But hey, this is the Hockey Team, with statistics by Frame of climateprediction.net. Here’s Figure 1 of Hegerl...
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Reverse Engineering Hegerl et al.
Lee, a new poster, complained that my attempting to guess the series in the CH-blend was insulting to Hegerl et al. [SM note - This sentence is added on Friday evening. I had a sentence somewhat like...
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IPCC AR4 and the Return of Chucky – He’s Baaack!
Here’s something I meant to post up when AR4 came out. I was reminded of this when Rob Wilson posted recently: Lastly, lets not forget that TR based reconstructions of NH temperatures exist that do not...
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Almagre – Crowley Style
Crowley and Lowery (2000) still cited quite often purported to show that the MWP was a dog’s breakfast of odds and ends – very different from the Modern Warm Period. The “proof” was the presentation of...
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