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Automated public health records provide the necessary data for rapid outbreak detection. An adaptive exponentially weighted moving average (EWMA) plan is developed for signalling unusually high incidence when monitoring a time series of nonhomogeneous daily disease counts. A Poisson transitional regression model is used to fit background/expected trend in counts and provides "one-day-ahead" forecasts of the next day's count. Departures of counts from their forecasts are monitored. The paperdoi:10.1155/2009/512356 fatcat:j4cdbo3c6vc7jdsxkl42xhfbum