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en:processing:фильтр_лапласа [2012/06/21 11:30] Анна Протопопова created |
en:processing:фильтр_лапласа [2012/06/21 11:31] Анна Протопопова |
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| ===== Laplace filter ===== | ===== Laplace filter ===== | ||
| - | Discrete Laplace operator is an analog of the [[http://en.wikipedia.org/wiki/Laplace_operator|continuous Laplace operator]]. It is given by the divergence of the [[градиент|gradient]] of a function. As well as[[..:градиент|gradient filter]], Laplace filter emphasizes the edges in image. | + | Discrete Laplace operator is an analog of the [[http://en.wikipedia.org/wiki/Laplace_operator|continuous Laplace operator]]. It is given by the divergence of the [[градиент|gradient]] of a function. As well as [[градиент|gradient filter]], Laplace filter emphasizes the edges in image. |
| {{:processing:lena_1.jpg|}} {{:processing:lena_3.jpg|}} | {{:processing:lena_1.jpg|}} {{:processing:lena_3.jpg|}} | ||