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Fig. 2 | BMC Veterinary Research

Fig. 2

From: Methodological challenges to multivariate syndromic surveillance: a case study using Swiss animal health data

Fig. 2

Components of joint model. Observed daily number of test requests (black circles) and fitted values from the joint two-components model applied to data from laboratories A (a) and B (b). The fitted values can be decomposed into three components: an endemic component (grey), an epidemic/auto-regressive component (blue) and a neighbourhood/interactive component (orange). In this example, the interactive component is weak (close to zero) and as such not clearly visible

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