The phrase “ephemeral change” is correct and usable in written English.
You can use it to refer to something that changes quickly and has little lasting effect. For example, “The ephemeral change in the weather brought brief relief, but temperatures rose again soon after.”.
The challenge is to resolve salient features of the time series while eliminating noise introduced by ephemeral changes in illumination, phenology, atmospheric condition, and geometric registration.
The following recording rule was applied to accommodate ephemeral changes between these two behavioral states: if a focal switched to lying or sitting (from previously moving) for <1 min, then it was deemed a continuation of the original (moving) context.
Results from this study suggest that ephemeral changes in a small number of DEGs occur early in life and contribute to different protein abundances associated with healthy and disease traits that become evident in adulthood, differing substantively between physically inactive and inactive animals.
These conditions are ephemeral and change rapidly over time as sites become dominated by later-seral species.
Those events can be as ephemeral as changes in the prices of securities or commodities from which the contracts are derived -- hence the name -- or as concrete as weather changes (which Enron turned into a booming business).
Many American Jews understandably see Israel as under siege and have not wanted to make things worse; they imagined that internal politicking over conversions and marriages was ephemeral, and would change.
The ripples are ephemeral and a change in wind direction causes them to reorganise.
The problem, though, is that identities based on opinions feel ephemeral, because opinions change all the time.
Yet, we can envision a way to permanently record the ephemeral epigenetic adaptive change in the genome, although the explanation stays speculative.
While there is no long-term value relationship between interest rates and the stock market (the equity risk premium is not stable), the equity market responds in an ephemeral way to changes in interest rates and, like other asset prices, these changes affect the real economy, partly through changes in savings' rates.
