Gammatone filter

（重定向自Gammatone）

A gammatone filter is a linear filter described by an impulse response that is the product of a gamma distribution and sinusoidal tone. It is a widely used model of auditory filters in the auditory system.

The gammatone impulse response is given by

where $f$ (in Hz) is the center frequency, $\phi$ (in radians) is the phase of the carrier, $a$ is the amplitude, $n$ is the filter's order, $b$ (in Hz) is the filter's bandwidth, and $t$ (in seconds) is time.

单词	Gammatone
释义	Gammatone 英语百科 Gammatone filter （重定向自Gammatone） A gammatone filter is a linear filter described by an impulse response that is the product of a gamma distribution and sinusoidal tone. It is a widely used model of auditory filters in the auditory system. The gammatone impulse response is given by where $f$ (in Hz) is the center frequency, $\phi$ (in radians) is the phase of the carrier, $a$ is the amplitude, $n$ is the filter's order, $b$ (in Hz) is the filter's bandwidth, and $t$ (in seconds) is time.
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