Calibration: The process of quantitatively defining the system responses to known, controlled signal inputs.

The process of assessing, by independent means, the quality of the data products derived from the system outputs.

     Upcoming WGCV Events
WGCV-38 Plenary College Park, Maryland, USA Sept 30 to Oct 2nd, 2014
WGCV-39 Plenary Berlin, Germany May 2015

The WGCV has a five-year work plan covering the period of 2011-2016. To download the latest copy, click here:  WGCV Work Plan Version 5.5 



38th CEOS Working Group on Calibration and Validation Plenary (WGCV-38)

Co-Hosted by NOAA, USGS, and NASA

NOAA - Center for Weather and Climate Prediction (CWCP),

College Park, Maryland, USA

Sep. 30th to Oct. 2nd, 2014


THANK YOU to our hosts for their wonderful hospitality!

,the WGCV Team


Meeting Documentation


37th CEOS Working Group on Calibration and Validation Plenary


Hosted by ESA at ESRIN, Frascati, Italy
February 17-20, 2014

Meeting Documentation



Other Plenary Meetings



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A QA4EO Workshop on Providing Harmonised Quality Information in Earth Observation Data by 2015 was held from 18th - 20th October 2011 in Harwell, UK.  Visit the QA4EO website for meeting documentation and presentations.

The Draft QA4EO Implementation Plan is a result of the GEO QA4EO Workshop (Oct. 2011), the WGCV-34 Plenary (Feb 2012), and QA4EO side meetings at GEO CEOS Work Planning Meeting (Feb 2012) and SIT-27 Meeting (Mar 2012)SIT-27 QA4EO Side meeting presentation slides.


j0442176 To find out more details on the current focus for the work of the WGCV visit the Current Activities page

j0442177Visit the subgroup pages for details on specifc topic or sensor related activities:



Last Updated on Aug 8th, 2014.