- absolute frequency standard
- абсолютный стандарт частоты
English-russian dictionary of physics. 2013.
English-russian dictionary of physics. 2013.
Absolute pitch — (AP), widely referred to as perfect pitch, is the ability of a person to identify or recreate a musical note without the benefit of a known reference.DefinitionAbsolute pitch, or perfect pitch, is the ability to identify the frequency or musical… … Wikipedia
Absolute phase — refers to the phase of a waveform relative to some standard (strictly speaking, phase is always relative). To the extent that this standard is accepted by all parties, one can speak of an absolute phase in a particular field of application.High… … Wikipedia
absolute pitch — ► NOUN Music 1) perfect pitch. 2) pitch according to a fixed standard defined by the frequency of the sound vibration … English terms dictionary
Absolute deviation — In statistics, the absolute deviation of an element of a data set is the absolute difference between that element and a given point. Typically the point from which the deviation is measured is a measure of central tendency, most often the median… … Wikipedia
Frequency (statistics) — In statistics the frequency of an event i is the number ni of times the event occurred in the experiment or the study. These frequencies are often graphically represented in histograms. We speak of absolute frequencies, when the counts ni… … Wikipedia
absolute pitch — noun Music 1》 perfect pitch. 2》 pitch according to a fixed standard defined by the frequency of the sound vibration … English new terms dictionary
Radio-frequency identification — (RFID) is a technology that uses radio waves to transfer data from an electronic tag, called RFID tag or label, attached to an object, through a reader for the purpose of identifying and tracking the object. Some RFID tags can be read from… … Wikipedia
Median absolute deviation — In statistics, the median absolute deviation (MAD) is a robust measure of the variability of a univariate sample of quantitative data. It can also refer to the population parameter that is estimated by the MAD calculated from a sample. For a… … Wikipedia
Gold standard (test) — For other uses, see Gold standard (disambiguation). In medicine and statistics, gold standard test refers to a diagnostic test or benchmark that is the best available under reasonable conditions. It does not have to be necessarily the best… … Wikipedia
Biological standard of living — The Biological Standard of Living indicates how well the human organism itself thrives in its socio economic and epidemiological environment. It captures the biologically relevant component of welfare, well being or the quality of life. It… … Wikipedia
Atomic clock — Nuclear clock redirects here. For the clock as a measure for risk of catastrophic destruction, see Doomsday Clock. For a clock updated by radio signals (commonly but inaccurately called an atomic clock ), see Radio clock. For the album by Zion I … Wikipedia