*Choose Index below for a list of all words and phrases defined in this glossary.*

**spline interpolation **- [spatial statistics (use for geostatistics)] An interpolation method in which cell values are estimated using a mathematical function that minimizes overall surface curvature, resulting in a smooth surface that passes exactly through the input points.

[Category=Geospatial ]

*Source: esri, 28 August 2012 09:24:55, http://support.esri.com/en/knowledgebase/GISDictionary/term/abbreviation *

Data Quality Glossary. A free resource from GRC Data Intelligence. For comments, questions or feedback: dqglossary@grcdi.nl