epoch
noun · verbA2Định nghĩa theo từ loại
Danh từ
noun- 1.
A particular period of history, or of a person's life, especially one considered noteworthy or remarkable.
Đồng nghĩa: age, era
- 2.
A notable event which marks the beginning of such a period.
- 3.
(chronology, astronomy, computing) A specific instant in time, chosen as the point of reference or zero value of a system that involves identifying instants of time.
UNIX epoch; J2000 epoch
- 4.
(geology) A geochronologic unit of hundreds of thousands to millions of years; a subdivision of a period, and subdivided into ages (or sometimes subepochs).
- 5.
(machine learning) One complete presentation of the training data set to an iterative machine learning algorithm.
The neural network was trained over 500 epochs.
Đồng nghĩa: generation
Động từ
verb- 1.
(transitive)(sciences, transitive) To divide (data) into segments by time period.
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Nguồn gốc từ
From epocha, from Ancient Greek ἐποχή, from ἐπέχω (to hold in, check), from ἐπι- (upon) + ἔχω (to have, hold). epoche. ine-pro