Original_ex


This dataset is an example of a typical hemispherical picture.


datasets

Provides an alternative to manually process hemispherical pictures. The algorithm processes each picture one by one to determine the proportion of sky pixel. The algorithm uses the Ridler and Calvard method (Ridler and Calvard 1978).

Benedicte Bachelot

Canopy Openness Analyzer Package

Original_ex function

The format is:
Formal class 'Image' [package "EBImage"] with 2 slots
  ..@ .Data    : num [1:600, 1:450, 1:3] 0 0 0 0 0 0 0 0 0 0 ...
  ..@ colormode: int 2

Original_ex: An hemispherical picture

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Examples