forecasting (prediction) error

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• Forecasting — is the process of estimation in unknown situations. Prediction is a similar, but more general term. Both can refer to estimation of time series, cross sectional or longitudinal data. Usage can differ between areas of application: for example in… …   Wikipedia

• Prediction interval — In statistics, a prediction interval bears the same relationship to a future observation that a confidence interval bears to an unobservable population parameter. Prediction intervals predict the distribution of individual points, whereas… …   Wikipedia

• Wind power forecasting — A wind power forecast corresponds to an estimate of the expected production of one or more wind turbines (referred to as a wind farm) in the near future. By production is often meant available power for wind farm considered (with units kW or MW… …   Wikipedia

• Linear prediction — is a mathematical operation where future values of a discrete time signal are estimated as a linear function of previous samples.In digital signal processing, linear prediction is often called linear predictive coding (LPC) and can thus be viewed …   Wikipedia

• Forecast error — In statistics, a forecast error is the difference between the actual or real and the predicted or forecast value of a time series or any other phenomenon of interest. In simple cases, a forecast is compared with an outcome at a single time point… …   Wikipedia

• economic forecasting — Prediction of future economic activity and developments. Economic forecasts, which range from a few weeks to many years, are widely used in business and government to help formulate policy and strategy. Macroeconomic forecasts predict the course… …   Universalium

• Weather forecasting — weather forecaster redirects here. For other uses, see Weatherman (disambiguation). Forecast of surface pressures five days into the future for the north Pacific, North America, and north Atlantic ocean. Weather forecasting is the application of… …   Wikipedia

• Numerical weather prediction — Weather models use systems of differential equations based on the laws of …   Wikipedia

• Tropical cyclone track forecasting — involves predicting where a tropical cyclone is going to track over the next five days, every 6 to 12 hours. The history of tropical cyclone track forecasting has evolved from a single station approach to a comprehensive approach which uses a… …   Wikipedia

• Political forecasting — aims at predicting the outcome of elections. Models include: Opinion polls Polls are an integral part of political forecasting. However, incorporating poll results into political forecasting models can cause problems in predicting the outcome of… …   Wikipedia

• Telecommunications forecasting — All telecommunications service providers perform forecasting calculations to assist them in planning their networks.Farr R.E., Telecommunications Traffic, Tariffs and Costs – An Introduction For Managers, Peter Peregrinus, 1988.] Accurate… …   Wikipedia