- space [spatial] frequency
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пространственная частота
Англо-русский словарь технических терминов. 2005.
space [spatial] frequency
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Spatial frequency — In mathematics, physics, and engineering, spatial frequency is a characteristic of any structure that is periodic across position in space. The spatial frequency is a measure of how often the structure repeats per unit of distance. The SI unit of … Wikipedia
Frequency — For other uses, see Frequency (disambiguation). Three cyclically flashing lights, from lowest frequency (top) to highest frequency (bottom). f is the frequency in hertz (Hz), meaning the number of cycles per second. T is the period in seconds (s) … Wikipedia
Space debris — populations seen from outside geosynchronous orbit (GEO). Note the two primary debris fields, the ring of objects in GEO, and the cloud of objects in low earth orbit (LEO) … Wikipedia
Spatial disorientation — is a condition in which an aircraft pilot s perception of direction (proprioception) does not agree with reality. While it can be brought on by disturbances or disease within the vestibular system, it is more typically a temporary condition… … Wikipedia
Spatial anti-aliasing — In digital signal processing, spatial anti aliasing is the technique of minimizing the distortion artifacts known as aliasing when representing a high resolution image at a lower resolution. Anti aliasing is used in digital photography, computer… … Wikipedia
Frequency probability — Statistical probability redirects here. For the episode of Star Trek: Deep Space Nine, see Statistical Probabilities. John Venn Frequency probability is the interpretation of probability that defines an event s probability as the limit of its… … Wikipedia
Space Cases — Infobox Television show name = Space Cases caption = format = Science fiction, childrens camera = runtime = 22 minutes creator = Peter David Bill Mumy starring = Walter Emanuel Jones Jewel Staite Rebecca Herbst Kristian Ayre Rahi Azizi Paige… … Wikipedia
K-space (MRI) — independently introduced in 1983 by Ljunggren [Ljunggren S. Journal of Magnetic Resonance 1983; 54:338.] and Twieg [cite journal | author = Twieg D | title = The k trajectory formulation of the NMR imaging process with applications in analysis… … Wikipedia
Planck (télescope spatial) — Planck (satellite) Pour les articles homonymes, voir Planck. Planck Sa … Wikipédia en Français
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
Optical phase space — Optical phase diagram of a coherent state s distribution across phase space. In quantum optics, an optical phase space is a phase space in which all quantum states of an optical system are described. Each point in the optical phase space… … Wikipedia
