signal intensity

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• Signal enhancement by extravascular water protons — Signal Enhancement by Extravascular water Protons, or SEEP, is a contrast mechanism for functional magnetic resonance imaging (fMRI), which is an alternative to the more commonly employed BOLD (blood oxygen level dependent) contrast. This… …   Wikipedia

• signal-to-noise — noun the ratio of signal intensity to noise intensity (Freq. 1) • Syn: ↑signal to noise ratio, ↑signal/noise ratio, ↑signal/noise, ↑S/N • Hypernyms: ↑ratio …   Useful english dictionary

• signal-to-noise ratio — noun the ratio of signal intensity to noise intensity • Syn: ↑signal to noise, ↑signal/noise ratio, ↑signal/noise, ↑S/N • Hypernyms: ↑ratio …   Useful english dictionary

• signal/noise — noun the ratio of signal intensity to noise intensity • Syn: ↑signal to noise ratio, ↑signal to noise, ↑signal/noise ratio, ↑S/N • Hypernyms: ↑ratio …   Useful english dictionary

• signal/noise ratio — noun the ratio of signal intensity to noise intensity • Syn: ↑signal to noise ratio, ↑signal to noise, ↑signal/noise, ↑S/N • Hypernyms: ↑ratio …   Useful english dictionary

• signal averaging — a method for minimizing noise interference in a periodic signal; the relative constancy of the signal intensity over time versus the randomness of noise is exploited by averaging the waveforms over a number of periods …   Medical dictionary

• signal — {{Roman}}I.{{/Roman}} noun 1 sign/action/sound that sends a message ADJECTIVE ▪ clear, unmistakable ▪ agreed, prearranged ▪ conflicting, confusing, contradictory …   Collocations dictionary

• Intensity modulation — In optical communications, intensity modulation (IM) is a form of modulation in which the optical power output of a source is varied in accordance with some characteristic of the modulating signal. In intensity modulation, there are no discrete… …   Wikipedia

• Intensity interferometer — An intensity interferometer is the name given to devices that use the Hanbury Brown and Twiss effect. In astronomy, the most common use of such an astronomical interferometer is to determine the apparent angular diameter of a radio source or star …   Wikipedia

• Intensity (novel) — Infobox Book | name = Intensity image caption = Cover of Intensity author = Dean Koontz cover artist = country = United States language = English series = genre = Suspense novel publisher = Bantam Publishing release date = 1996 media type = Print …   Wikipedia

• Signal-to-noise ratio — For signal to noise ratio in statistics, see Cohen s d. Signal to noise ratio (often abbreviated SNR or S/N) is a measure used in science and engineering that compares the level of a desired signal to the level of background noise. It is defined… …   Wikipedia