Apodization

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• Apodization — literally means removing the foot . It is the technical term for changing the shape of a mathematical function, an electrical signal, an optical transmission or a mechanical structure. An example of apodization is the use of the Hann window in… …   Wikipedia

• apodization — noun Any of several techniques to modify the form of a mathematical function, or of a spectrum etc. by smoothing or removing irregularities. See Also: apodizer …   Wiktionary

• Window function — For the term used in SQL statements, see Window function (SQL) In signal processing, a window function (also known as an apodization function or tapering function[1]) is a mathematical function that is zero valued outside of some chosen interval …   Wikipedia

• Coronagraph — A coronagraph is a telescopic attachment designed to block out the direct light from a star so that nearby objects – which otherwise would be hidden in the star s bright glare – can be resolved. Most coronagraphs are intended to view the corona… …   Wikipedia

• List of mathematics articles (A) — NOTOC A A Beautiful Mind A Beautiful Mind (book) A Beautiful Mind (film) A Brief History of Time (film) A Course of Pure Mathematics A curious identity involving binomial coefficients A derivation of the discrete Fourier transform A equivalence A …   Wikipedia

• Fiber Bragg grating — A fiber Bragg grating (FBG) is a type of distributed Bragg reflector constructed in a short segment of optical fiber that reflects particular wavelengths of light and transmits all others. This is achieved by adding a periodic variation to the… …   Wikipedia

• J. Ernest Wilkins, Jr. — J. Ernest Wilkins, Jr. Mathematician and Nuclear Scientist J. Ernest Wilkins, Jr. (2007) (Courtesy: Dan Dry, U of Chicago Magazine) …   Wikipedia

• Hann function — The Hann function, named after the Austrian meteorologist Julius von Hann, is a discrete probability mass function given by:w(n)= 0.5; left(1 cos left ( frac{2 pi n}{N 1} ight) ight) Name Hann function is the original name, in honour of von Hann; …   Wikipedia

• Long-period fiber grating — A long period fiber grating is an optical fiber structure with the properties periodically varying along the fiber, such that the conditions for the interaction of several copropagating modes are satisfied. The period of such a structure is of… …   Wikipedia

• Minolta STF 135mm f/2.8 T4.5* lens — Infobox photographic lenses name = Minolta STF 135mm f/2.8 [T4.5] * caption = maker = Minolta, Sony feat is = feat usm = n feat sbf = feat macro = n feat special = Smooth Transition Focus application = Smooth Bokeh type = Special Prime flength =… …   Wikipedia

• Minolta STF 135mm f/2.8 T4.5 — Minolta STF 135mm f/2.8 [T4.5]* Основные характеристики Производитель: Sony Встроенный стабилизатор …   Википедия