Difference between revisions of "Epoch"
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Depending on context, '''epoch''' can refer to: | Depending on context, '''epoch''' can refer to: | ||
Revision as of 14:15, 21 March 2010
Depending on context, epoch can refer to:
Period of time
- a distinctive historical period or era
- a unit of the geologic timescale, less than a period and greater than an age
- a phase in the development of the universe with distinctive properties
Moment in time
An Epoch signifies a significant event, time, or moment which is chosen as a new origin for time measurements, usually as the delimiting factor of an era:
- References to such may include Epochal date, Epochal event, Epochal moment
- epoch (astronomy, and Epochal moment regard a precise moment in time for which celestial coordinates or orbital elements are specified.
Time benchmark in Computing
- a step in the training process of an artificial neural network.
- Unix epoch]
