adaptive filter


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adaptive filter

[ə‚dap·tiv ′fil·tər]
(electronics)
An electric filter whose frequency response varies with time, as a function of the input signal.
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As the signal into the filter continues, the adaptive filter coefficients adjust themselves to achieve the desired result, such as identifying an unknown filter or cancelling noise in the input signal.
Keywords: Least Mean Square (LMS), Variants of LMS, Mean Square Error (MSE), Adaptive Filter, Structure Identification
The generated signal, based upon the rotation angle of the driving motor, is used as a reference input for the RLS adaptive filter.
The adaptive filter and the unknown system are assumed to have the same lengths.
Adaptive Digital uses a proprietary fast converging adaptive filter and non-linear processor to deliver robust double talk performance even in harsh conditions.
Digital adaptive filter are also used for echo cancellation for maximum noise reduction in spite of environmental changes.
The least mean-square adaptive filter is the most important part of statistical signal processing, says Poularikas, and is widely used in such fields as communications, control, radar, sonar, and seismology.
Common spatial filter includes mean filter, statistical filter, median filter and adaptive filter.
Haykin, Adaptive Filter Theory, 4th Edition, Pearson, ISBN 978-81-317-0869-9, pp 4-22, 2011.
In this paper, a frequency domain FIR adaptive filter using the DFT filtering algorithm has been used.
Similarly, some adaptive filter algorithms were used for clutter cancellation in PBR [22].
It is an adaptive filter that performs a convolution of the pixel's values within a window of fixed size [4], with the exponential impulse response m = [e.

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