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Figure 8 | International Journal of Health Geographics

Figure 8

From: Method for mapping population-based case-control studies: an application using generalized additive models

Figure 8

Choosing an optimal span size. Care must be used with automatic span selection procedures. Since the Cape Cod data showed both local and global minima for the AIC, searching from the left to find the first minimum underestimated the true optimum. More importantly, the AIC and other similar methods balance bias with variance, a goal not necessarily equivalent to locating important data features.

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