Description Usage Arguments Details Value Examples

View source: R/hog_features_rscript.R

The function is a modification of the 'findHOGFeatures' function of the SimpleCV package [ please consult the COPYRIGHT file ] The function takes either an RGB (it will be converted to gray) or a gray image and returns a vector of the HOG descriptors. The main purpose of the function is to create a vector of features, which can be used in classification tasks.

1 |

`image` |
matrix or 3-dimensional array |

`cells` |
the number of divisions ( cells ) |

`orientations` |
number of orientation bins |

This function takes either a matrix, a data frame or a 3-dimensional array and returns a vector with the HOG-descriptors (histogram of oriented gradients).

a numeric vector

1 2 3 4 5 | ```
path = system.file("tmp_images", "1.png", package = "OpenImageR")
image = readImage(path)
res = HOG(image, cells = 3, orientations = 6)
``` |

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