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单词 periodogram
释义

Definition of periodogram in English:

periodogram

noun ˌpɪərɪˈɒdəɡram
  • A diagram or method of graphical representation which is designed to detect or display any periodicity (usually with time) in a set of measurements; specifically one in which the results of harmonic analysis of the data, performed on the assumption in turn of different periods of variation, are plotted as a function of the period.

Origin

Late 19th century. From period + -o- + -gram. Compare slightly later periodograph.

Definition of periodogram in US English:

periodogram

nounˌpɪərɪˈɒdəɡram
  • A diagram or method of graphical representation which is designed to detect or display any periodicity (usually with time) in a set of measurements; specifically one in which the results of harmonic analysis of the data, performed on the assumption in turn of different periods of variation, are plotted as a function of the period.

Origin

Late 19th century. From period + -o- + -gram. Compare slightly later periodograph.

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更新时间:2025/7/17 9:52:20