Wiki Page · By emma woolliams On Nov 22, 2021 4:22 PM

Definition Data architecture describes the structure of an organization's logical and physical data assets and data management resources. It is an offshoot of enterprise architecture that comprises...

Wiki Page · By emma woolliams On Nov 24, 2021 4:22 PM

Definition A service-level agreement (SLA) defines the level of service expected by a customer from a supplier, laying out the metrics by which that service is measured, and the remedies or...

Wiki Page · By thomas storm On Dec 18, 2009 9:10 PM

Ivanpah Playa (LANDNET SITE) It is one of the CEOS LANDNET Sites. The site is managed by NASA; for more detailed information regarding the site, the point of contact is Kurtis Thome...

Blogs Entry · By campaign editor On Aug 18, 2010 6:42 PM

Day two arrived with the participants knowing which of the sites they were going to measure as this had been decided the night before in the hotel. Slightly cloudy conditions greeted the teams when...

Wiki Page · By thomas storm On Nov 12, 2009 7:52 PM

The Microtops II sun photometer is a 5 channel (440nm, 675nm, 870nm, 936nm, 1020nm), hand-held instrument for measuring the direct solar radiance using a 2.5° viewing angle. The Microtops II has...

Wiki Page · By thomas storm On Oct 15, 2009 9:57 AM

Railroad Valley Playa (LANDNET SITE) The dry lakebed of Railroad Valley Playa, Nevada is located at 1350 m above sea level (38.504° N latitude, 115.692° W longitude). It is a desert site with no...

Wiki Page · By thomas storm On Dec 22, 2009 3:19 PM

Dunhuang (LANDNET SITE) This site was operational radiometric calibration and validation for Chinese satellite sensors in 2001, and located on the east edge of the Kumutage Penniform Desert in...

Wiki Page · By emma woolliams On Jan 16, 2020 10:48 AM

Definition L0: Reconstructed unprocessed data at full space-time resolution with all available supplemental information to be used in subsequent processing (e.g. ephemeris, health and safety)...

Wiki Page · By emma woolliams On Nov 23, 2021 10:50 AM

Definition An enterprise data warehouse is a unified database that holds all the business information of an organization and makes it accessible all across the company. Although there are many...

Wiki Page · By thomas storm On Sep 17, 2009 9:52 AM

Quality Assurance refers to the overall management of the processes involved in obtaining the data From QA4EO guidelines: "All policies and systematic activities implemented within a quality...

Wiki Page · By emma woolliams On Nov 24, 2021 5:36 PM

Definition The process of manually or automatically adding tags or annotation to various components of unstructured data as one step in the process of preparing such data for analysis. Tagging...

Wiki Page · By emma woolliams On Oct 4, 2021 3:20 PM

Definition As defined for an OAIS entity that contains the services and functions for populating, maintaining, and accessing a wide variety of information. Some examples of this information are...

Blogs Entry · By campaign editor On Aug 23, 2010 6:20 PM

Day seven dawned with a new member to add of this intrepid bunch of scientists. Kurt Thome, from NASA, joined us last night. He has a strip of the salt lake named after him. This is quite an...

Wiki Page · By thomas storm On Dec 21, 2009 4:07 PM

DOME-C (LANDNET SITE) Dome C is a French-Italian scientific station located on the East Antarctic ice sheet. The altitude of the site is 3200 m and the distances from the coasts are larger than...

Wiki Page · By emma woolliams On Oct 4, 2021 9:16 PM

Definition Raw Data The physical telemetry payload data as received from the satellite, i.e. a serial data stream without de-multiplexing. Level 0  Reconstructed unprocessed data at full space-time...

Wiki Page · By thomas storm On Dec 2, 2019 9:57 AM

In this section, a list of Terms and Definitions is proposed, see pages below for details Please note that this is work in progress! Do not cite. Your feedback is welcome! The "Terms and...

Blogs Entry · By campaign editor On Aug 14, 2010 3:12 PM

Today was the first day of laboratory measurements. The aim here is to get a handle on any differences in the calibrations of the instrumentation and reflectance panels that are routinely used...

Message Boards Message · By nigel fox On Oct 11, 2024 9:20 AM

Colleagues in the documents below I have attempted to outline a structure (bold headings) for a website with some indication of content in each section as bullets I have also put a few indicative...

Wiki Page · By emma woolliams On Jan 23, 2020 3:08 PM

Definition Uncertainty associated with the method of measurement, as there can be other methods, some of them as yet unknown or in some way impractical, that would give systematically different...

Wiki Page · By alessandro burini On Dec 28, 2009 5:22 PM

General Guidellines for Calibration 1. Guideline: The same geometry and spectral radiance distribution and levels should be used in the calibration as occur in the operational image-acquisition...