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ogy for evaluating and testing ecological models by Rykiel ( 1996 ), whilst efficiency
reflects basic considerations of computing costs and applicability for practical use.
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Verification is the technical matter that relates to howaccurately the analytical ideas
are translated into computer code or mathematical formalisms. Verification aims at
assuring that a method (a.k.a. data mining technique) produces mechanically and
logically correct results. For example, debugging code is a verification process.
In terms of algorithm analysis verification is related to algorithmic efficiency .
Sometimes verification is referred to as an internal evaluation.
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Fig. 3.8 Aggregation. The field summarizes and aggregates the derived parameter trajectory sin-
uosity for 54 racing pigeon in a field experiment. The aggregation reveals highest sinuosity values
around the release site ( P3 . Laube et al. 2007 ) (Reprinted from Computers, Environment and Urban
Systems , 31(5), Laube, P., Dennis, T., Forer, P., and Walker, M., Movement Beyond the Snapshot—
Dynamic Analysis of Geospatial Lifelines, p. 495, Copyright (2007), with permission fromElsevier)
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