- spectral distance
- ОИ расстояние в пространстве спектральных признаков (feature space)
Англо-русский толковый словарь по геоинформатике. В.Ю. Андрианов. 2015.
spectral distance
Смотреть что такое "spectral distance" в других словарях:
Log-spectral distance — The log spectral distance (LSD), also referred to as log spectral distortion is a distance measure (expressed in dB) between two spectra. The log spectral distance between spectra P(omega) and hat{P}(omega) is defined as:: D… … Wikipedia
Spectral line — Continuous spectrum Emission line … Wikipedia
Spectral sequence — In the area of mathematics known as homological algebra, especially in algebraic topology and group cohomology, a spectral sequence is a means of computing homology groups by taking successive approximations. Spectral sequences are a… … Wikipedia
Spectral flux — This article is about the Digital signal processing term. For the term used in astronomy, which refers to a different measure, see Spectral flux density. Spectral flux is a measure of how quickly the power spectrum of a signal is changing,… … Wikipedia
Spectral theory of compact operators — In functional analysis, compact operators are linear operators that map bounded sets to precompact ones. Compact operators acting on a Hilbert space H is the closure of finite rank operators in the uniform operator topology. In general, operators … Wikipedia
Itakura–Saito distance — The Itakura–Saito distance is a measure of the perceptual difference between an original spectrum P(omega) and an approximation hat{P}(omega) of that spectrum. It was proposed by Fumitada Itakura and Shuzo Saito in the 1970s while they were with… … Wikipedia
Theoreme spectral — Théorème spectral Un ellipsoïde en trois possède autant d axes de symétrie que l espace de dimensions. Ils sont notés ici x, y et z … Wikipédia en Français
Théorème spectral — Un ellipsoïde en trois possède autant d axes de symétrie que l espace de dimensions. Ils sont notés ici x, y et z … Wikipédia en Français
Décalage spectral — Décalage vers le rouge On se rend compte que les ondes qui proviennent d une source lumineuse sont plus longues lorsque celle ci s éloigne. Les ondes sont « étalées » et la lumière qui nous parvient est donc rougie, c est le décalage… … Wikipédia en Français
Cosmic distance ladder — * Light green boxes: Technique applicable to star forming galaxies. * Light blue boxes: Technique applicable to Population II galaxies. * Light Purple boxes: Geometric distance technique. * Light Red box: The planetary nebula luminosity function… … Wikipedia
Atomic spectral line — In physics, atomic spectral lines are of two types: * An emission line is formed when an electron makes a transition from a particular discrete energy level of an atom, to a lower energy state, emitting a photon of a particular energy and… … Wikipedia
