Category Archives: GISStemp Technical and Source Code

The stuff GISS does to temperature data as they turn it into pasteurized homogenized data food product. This category is for technical discussions of the GIStemp computer codes and “product”

GIStemp – No new source code?

It would seem that you can get GHCN Version 3 data, but not Version 2; yet NASA GISS is still providing only the Version 2 software for GIStemp. So you can get code that runs the data you can’t get, or data that breaks the code you can get. Someone needs to get these folks on the same page… Continue reading

Posted in AGW and GIStemp Issues, GISStemp Technical and Source Code, NCDC - GHCN Issues | Tagged , , , | 29 Comments

Obsolescent but not Obsolete

A Salute to a workhorse old computer, part of a Beowulf Cluster Continue reading

Posted in AGW GIStemp Specific, GISStemp Technical and Source Code | Tagged , | 20 Comments

GIStemp GHCN Selection Bias Measured 0.6 C

Orginal image. The Un-Discovered Country In an earlier posting, California On The Beach, we saw that there were significant thermometer deletions, in the USA in particular. Many of these could be tracked to a conversion of the USHCN data input … Continue reading

Posted in AGW GIStemp Specific, Favorites, GISStemp Technical and Source Code | Tagged , , , , , | 33 Comments

USHCN.v2 GIStemp GHCN – What will it take to fix it?

Orginal image. How To Calibrate a Calorimeter With Constantly Changing Thermometers? Earlier we saw that GIStemp was broken in 2007 because GHCN (Global Historic Climate Network) dropped all but 136 stations in the USA, and at the same time NOAA … Continue reading

Posted in AGW GIStemp Specific, GISStemp Technical and Source Code | Tagged , | 17 Comments

GIStemp – Sneak Peek Benchmarks STEP1

Original Full Sized Image. There Are Those Moments, Those Happy Few, On The Cusp… There are those moments in life, when you have worked a long time, toiling at some unpleasant task in the hope that someday, just maybe, you … Continue reading

Posted in AGW GIStemp Specific, GISStemp Technical and Source Code | Tagged , | 7 Comments