Matrix

Matrix - A planning tool for displaying the relationships among various data sets.

[Category=Quality ]

Source: American Society for Quality, 04 October 2010 07:36:50, http://www.asq.org/glossary/

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Matrix - The component or substrate (e.g., surface water, drinking water, soil, sediment, tissue) that contains that analyte if interest.

[Category=Quality Assurance ]

Source: Massachusetts Department of Environmental Protection, 22 March 2011 09:37:35, http://www.mass.gov/dep/cleanup/laws/glossa01.htm

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matrix - [mathematics] A rectangular arrangement of data, usually numbers, in rows and columns. In computer science, a two-dimensional array is called a matrix. In GIS, matrices are used to store raster data.

[Category=Geospatial ]

Source: esri, 07 June 2012 12:49:48, http://support.esri.com/en/knowledgebase/GISDictionary/term/abbreviation