Detection of local and global outliers i
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L. M. Ainsworth; C. B. Dean
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Article
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2007
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John Wiley and Sons
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English
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## Abstract In mapping studies, extreme risk areas may arise in proximity to one another in a smooth spatial surface. They may also arise as isolated βhotspotsβ or βlowspotsβ, which are quite distinct from those of neighbouring sites. In this paper, we develop spatial methods which encompass both t