The blog post features research that PSD obtained funding from NYSERDA to conduct. Calibration is also referenced in the EPA Clean Power Plan Measurement and Verification Guidance as an approach to use for confirming savings for residential whole building programs, partly as a result of this same study. The study also resulted in PSD gaining additional insights on cost effectively improving the accuracy of savings estimates.
Read the news story: http://aceee.org/blog/2015/10/lower-savings-predicted-try