Quiet blogging lately for a variety of reasons. In today’s post, I’m going to spend some time parsing RegEM (Truncated Total Least Squares) methodology, in itself hardly a standard techniq… more →
Climate Auditwrote 7 months ago: Quiet blogging lately for a variety of reasons. In today’s post, I’m going to spend some … more →
wrote 2 years ago: Many CA readers know a lot about regression and quite a bit about principal components, but I dare s … more →
wrote 3 years ago: Ryan O has observed a remarkable property of the Mannian algorithm used in Steig et al’s Antar … more →
wrote 3 years ago: Beckers and Rixen 2003 url is an interesting read in two respects: 1) they present a non-RegEM infil … more →
wrote 3 years ago: There has been a good deal of discussion regarding the correlation between temperatures at various l … more →
wrote 3 years ago: Let’s continue Mann 2008 – Replication with EIV. To run regreclow.m and regrechigh.m you … more →
wrote 3 years ago: I’ve now ported my emulation of Schneider’s RegEM PTTLS to R and benchmarked it against … more →
wrote 3 years ago: Standardization in Mannian algorithms is always a bit of an adventure. The bias towards bristlecones … more →
wrote 3 years ago: The two Jeffs ( C and Id) have interesting progress reports on emulating Steig using unadorned Tapio … more →
wrote 3 years ago: Smerdon et al 2008 is an interesting article on RegEM, continuing a series of exchanges between Smer … more →
wrote 5 years ago: I realize that not all CA readers are interested in multivariate methods and that dendroclimatologis … more →
wrote 5 years ago: RegEM has reared its ugly head again in Mann’s review of Burger and Cubasch. An EM algorithm w … more →
wrote 5 years ago: Von Storch et al 2004 advocated using climate models to generate pseudoproxies to test the propertie … more →