Non-stationarity refers to the evolving mother nature of the information distribution with time. Extra specifically, it may be characterised for a violation in the Demanding-Sense Stationarity ailment, defined by the subsequent equation:?�品確法?�の規定?�基?�き?�日?�住宅性能表示?�準?�従?�て表示?�べ?�劣?�