- time-varying filter
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нестационарный (динамический) фильтр
Англо-русский словарь технических терминов. 2005.
time-varying filter
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Time-frequency analysis — is a body of techniques for characterizing and manipulating signals whose component frequencies vary in time, such as transient signals.Whereas the technique of the Fourier transform can be used to obtain the frequency spectrum of a signal whose… … Wikipedia
Time series — Time series: random data plus trend, with best fit line and different smoothings In statistics, signal processing, econometrics and mathematical finance, a time series is a sequence of data points, measured typically at successive times spaced at … Wikipedia
Time-lapse — [ frame|right|The flower of a geranium opening over a period of about two hours. Consecutive frames are 7 minutes apart.] Time lapse photography is a cinematography technique whereby each film frame is captured at a rate much slower than it will… … Wikipedia
Kalman filter — Roles of the variables in the Kalman filter. (Larger image here) In statistics, the Kalman filter is a mathematical method named after Rudolf E. Kálmán. Its purpose is to use measurements observed over time, containing noise (random variations)… … Wikipedia
Linear filter — A linear filter applies a linear operator to a time varying input signal. Linear filters are very common in electronics and digital signal processing (see the article on electronic filters), but they can also be found in mechanical engineering… … Wikipedia
Regression Analysis of Time Series — Infobox Software name = RATS caption = developer = Estima latest release version = 7.0 latest release date = 2007 operating system = Cross platform genre = econometrics software license = Proprietary website =… … Wikipedia
Matched filter — In telecommunications, a matched filter (originally known as a North filter[1]) is obtained by correlating a known signal, or template, with an unknown signal to detect the presence of the template in the unknown signal. This is equivalent to… … Wikipedia
Electronic filter — Electronic filters are electronic circuits which perform signal processing functions, specifically intended to remove unwanted signal components and/or enhance wanted ones. Electronic filters can be:*passive or active *analog or digital *discrete … Wikipedia
All-pass filter — An all pass filter is an electronic filter that passes all frequencies equally, but changes the phase relationship between various frequencies. It does this by varying its propagation delay with frequency. Generally, the filter is described by… … Wikipedia
Median filter — Example of 3 median filters of varying radii applied to the same noisy photograph. Implemented in Adobe Photoshop. In signal processing, it is often desirable to be able to perform some kind of noise reduction on an image or signal. The median… … Wikipedia
Helicon Filter — Infobox Software name = Helicon Filter caption = Helicon Filter 4.81 running on Windows XP developer = Helicon Soft Ltd. latest release version = 4.90 latest release date = September 25, 2008 latest preview version = latest preview date =… … Wikipedia
