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3 results for “filter”

Formulae (3)

(f*g)(t)=\sum_{\tau} f(\tau)\,g(t-\tau)

Slides a filter over an input to detect local patterns; the core of CNNs.

f_c = \frac{1}{2\pi RC}

Corner frequency of a simple RC low/high-pass filter.

y[n] = \sum_k x[k] h[n-k]

Output of a filter is the convolution of input and impulse response.