Prophet Result Variations: Why Different Each Time?

prophet result difference value each time

Prophet Result Variations: Why Different Each Time?

Variability in forecasting outcomes from probabilistic models is expected. This stems from the inherent stochastic nature of these models, which incorporate randomness to simulate real-world uncertainties. For example, a sales forecast might differ on consecutive runs even with identical input data due to the model’s internal probabilistic processes. These variations don’t indicate errors but rather reflect the range of possible outcomes, providing a more nuanced perspective than a single deterministic prediction.

Understanding the distribution of predicted values offers crucial insights. Analyzing the range and frequency of different outcomes allows for better decision-making under uncertainty. Instead of relying on a single point estimate, businesses can assess potential risks and opportunities across a spectrum of possibilities. Historically, forecasting often relied on deterministic models, which provided a false sense of certainty. The shift towards probabilistic models allows for more robust planning by acknowledging the inherent variability in future events.

Read more