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April 26, 2026

ARIMA vs Prophet: KOSPI 30-Day Forecast Test Results

Prophet's MAE beat ARIMA by 1% on KOSPI — but directional accuracy was 7% worse. Here's why error metrics lie and which model actually works for trading.

Read the full article: ARIMA vs Prophet: KOSPI 30-Day Forecast Test Results


You're receiving this because you subscribed to TildAlice newsletter. | #ARIMA, #Prophet, #KOSPI, #time series forecasting, #Python

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