Comments on: Gergis “Significance”

By: Gergis made to order IPCC zombie climate science | Watts Up With That?

Gergis made to order IPCC zombie climate science | Watts Up With That? — Sat, 20 Apr 2013 13:00:34 +0000

[...] that the majority of their proxies did not pass a detrended correlation test – see CA discussion here (building on an earlier thread) reporting that only 6 of 27 proxies passed the stated significance [...]

By: PAGES2K, Gergis and Made-for-IPCC Journal Articles « Climate Audit

PAGES2K, Gergis and Made-for-IPCC Journal Articles « Climate Audit — Fri, 19 Apr 2013 15:36:48 +0000

[...] the majority of their proxies did not pass a detrended correlation test – see CA discussion here (building on an earlier thread) reporting that only 6 of 27 proxies passed the stated significance [...]

By: Gergis et al Correspondence « Climate Audit

Gergis et al Correspondence « Climate Audit — Mon, 29 Oct 2012 01:42:16 +0000

[...] the target Australasian temp series and is unable to reproduce the claimed results in the paper. http://climateaudit.org/2012/06/06/gergis-significance/ I suggest that you look at this Stephen Mcintyre post. Given that the error is now identified in [...]

By: The Climate Change Debate Thread - Page 1646

The Climate Change Debate Thread - Page 1646 — Fri, 19 Oct 2012 13:49:05 +0000

[...] [...]

By: Gergis 2012 Mark 2 – Hurdles to overcome « ManicBeancounter

Gergis 2012 Mark 2 – Hurdles to overcome « ManicBeancounter — Wed, 27 Jun 2012 22:10:29 +0000

[...] screening correlations were incorrectly calculated. JeanS calculated properly. Only 6 out of 27 proxies passed. (NB none of the six proxies outside the area [...]

By: How Gergis Suppressed The Medieval Warm Period « ManicBeancounter

How Gergis Suppressed The Medieval Warm Period « ManicBeancounter — Mon, 11 Jun 2012 23:29:37 +0000

[...] the Gergis paper was withdrawn upon the publication of the JeanS ‘Gergis Significance’ t-values. Unsurprisingly, Palmyra was one of the proxies that failed the t-test, so is a rogue data [...]

By: Climate science … sows’ ears and silk purses « The View From Here

Sun, 10 Jun 2012 23:36:58 +0000

[...] experts began examining the “threads” of this “silk purse”. And they found that the glue was not quite, well, [...]

By: Nick Stokes

Nick Stokes — Sun, 10 Jun 2012 13:02:53 +0000

Hu,
Yes, it is simultaneous. I’ll be writing a new post shortly with a simpler version of the code useful for any AR(n). I’ve been checking it against C-O; it’s very similar in the error measures, but the actual trend isn’t the same. When I’ve resolved that I’ll post.

By: German Scientists: “Joelle Gergis Has Lost All Critical Distance To Her Research Results”

Sun, 10 Jun 2012 12:38:46 +0000

[...] Joelle Gergis and her colleagues committed capital methodological and calculation errors, as McIntyre together with Jean S were able to show. McIntyre began to correpsond with Gergis by e-mail, but instead of thanking McIntyre for the [...]

By: Hu McCulloch

Hu McCulloch — Sun, 10 Jun 2012 12:19:59 +0000

Nic —
Your procedure may still be faster than the Cochrane-Orcutt iterative algorithm, since (I think) you are estimating the regression coefficients and autoregressive structure simultaneously with Newton-Raphson, while CORC estimates the one given the other and vice versa to convergence.