{"version":"1.0","type":"link","title":"Secular variation - Newikis","description":"The secular variation of a time series is its long-term, non-periodic variation (see Decomposition of time series). Whether a variation is perceived as secular or not depends on the available timescale: a variation that is secular over a timescale of centuries may be a segment of what is, over a…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}