fourier transform (ft)
1Fourier transform — Fourier transforms Continuous Fourier transform Fourier series Discrete Fourier transform Discrete time Fourier transform Related transforms The Fourier transform is a mathematical operation that decomposes a function into its constituent… …
2Fourier transform — Fourier transformacija statusas T sritis automatika atitikmenys: angl. Fourier transform; Fourier transformation vok. Fourier Transformation, f rus. преобразование Фурье, n pranc. transformation de Fourier, f; transformée de Fourier, f ryšiai:… …
3Fourier transform — Math. a mapping of a function, as a signal, that is defined in one domain, as space or time, into another domain, as wavelength or frequency, where the function is represented in terms of sines and cosines. [1920 25; see FOURIER ANALYSIS] * * *… …
4Fourier transform — Furjė atvaizdis statusas T sritis fizika atitikmenys: angl. Fourier transform vok. Fourier Transformierte, f rus. образ Фурье, m; трансформанта Фурье, f; Фурье образ, m pranc. image de Fourier, f; transformée de Fourier, f; transfouriée, f …
5Fourier transform — (FT) A mathematical operation which converts a function of one independent variable to one of a different independent variable. In FT–IR spectroscopy, the Fourier transform converts a time function (the interferogram) to a frequency function… …
6Fourier transform spectroscopy — is a measurement technique whereby spectra are collected based on measurements of the temporal coherence of a radiative source, using time domain measurements of the electromagnetic radiation or other type of radiation.It can be applied to a… …
7Fourier transform ion cyclotron resonance — Infobox chemical analysis name = Fourier transform ion cyclotron resonance caption =A FTMS instrument at the Pacific Northwest National Laboratory, USA acronym = FTMS, FTICR classification =Mass spectrometry analytes = manufacturers = related =… …
8Fourier transform on finite groups — In mathematics, the Fourier transform on finite groups is a generalization of the discrete Fourier transform from cyclic to arbitrary finite groups.DefinitionsThe Fourier transform of a function f : G ightarrow mathbb{C},at a representation ho,… …
9Fourier-transform spectroscopy — Furjė spektroskopija statusas T sritis Standartizacija ir metrologija apibrėžtis Optinės spektroskopijos metodas, kuriuo spektras gaunamas dviem pakopomis: pirmiausiai registruojama tiriamosios spinduliuotės interferograma, po to Furjė keitimo… …
10Fourier-transform spectroscopy — Furjė spektroskopija statusas T sritis Standartizacija ir metrologija apibrėžtis Spektroskopijos metodas, kuriuo randamas spektras: pirmiausia užrašoma tiriamosios spinduliuotės interferograma, tada atliekama jos Furjė analizė. atitikmenys: angl …
