imhessian: Compute image hessian.
In imager: Image Processing Library Based on 'CImg'
imhessian R Documentation
Compute image hessian.
Description
Compute image hessian.
Usage
imhessian(im, axes = c("xx", "xy", "yy"))
Arguments
im
an image
axes
Axes considered for the hessian computation, as a character string (e.g "xy" corresponds to d/(dx*dy)). Can be a list of axes. Default: xx,xy,yy
Value
an image, or a list of images
Examples
imhessian(boats,"xy") %>% plot(main="Second-derivative, d/(dx*dy)")
imager documentation built on May 29, 2024, 1:38 a.m.
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| imhessian | R Documentation |
Compute image hessian.
Description
Compute image hessian.
Usage
imhessian(im, axes = c("xx", "xy", "yy"))
Arguments
im |
an image |
axes |
Axes considered for the hessian computation, as a character string (e.g "xy" corresponds to d/(dx*dy)). Can be a list of axes. Default: xx,xy,yy |
Value
an image, or a list of images
Examples
imhessian(boats,"xy") %>% plot(main="Second-derivative, d/(dx*dy)")
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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