Calibration. A valuable addition to survey merging methodologies

Collection of sufficient information on a single-source survey is a well documented barrier to multi-media evaluation.

Calibration

A Valuable Addition to Survey Merging Methodologies

Peter MassonBucknull and Masson, United Kingdom

Paul SumnerBucknull and Masson, United Kingdom

DISTANCE FUNCTIONS

The three methods mentioned all rely on the notion of distance between two informants. A pair of informants is matched when the distance between them is as little as possible. For the ascription methods a distance function is specified as an explicit, calculable quantity for any pair of informants. For calibration the notion of distance is implicit in the cells defined for the calibration.

Several different distance functions (Mahalanobis, Euclidean, Absolute Sum etc.) have been suggested...

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