Aikasarjan
Aikasarjan is the Finnish inflected form (genitive or partitive) of aikasarja, the term for a time series. In statistics and applied sciences a time series is an ordered sequence of observations collected or recorded at successive points in time and used to analyze temporal patterns and make forecasts.
Aikasarjan-related analysis focuses on identifying components such as trend (long-term movement), seasonality (regular periodic fluctuations), cyclicality
Modeling approaches applied to aikasarja data range from classical statistical methods—AR, MA, ARMA, ARIMA and SARIMA
Applications of aikasarjan analysis appear across economics and finance (macroeconomic indicators, asset prices), climatology and meteorology,