View source: R/histogram_image.R
histogram_image | R Documentation |
This function allows you to create histograms from the bands of the images (Esta funcao permite criar histogramas a partir das bandas das imagens).
histogram_image(im,layout=2,lim=1000)
im |
:Este objeto deve conter uma imagem (This object must contain an image ). |
layout |
: Valor numerico variando entre 1 e 3 para se ter diferentes layouts (Numeric value ranging between 1 and 3 to have different layouts). |
lim |
: Refere-se ao numero maximo de pixels que se deseja considerar para obter o histograma. Se for NULL todos os pixels serao considerados (refers to the maximum number of pixels considered to obtain the histogram. If NULL all pixels will be considered). |
Retorna histogramas a partir das bandas (Return histograms from the bands of the images).
segmentation_logit
end=example_image(6) im=read_image(end,plot=TRUE) histogram_image(im,layout = 1) histogram_image(im,layout = 2) histogram_image(im,layout = 3) ######################################################## ###' Abrindo o endereco de bandas de imagens de satelite ######################################################## end1=example_image(14) #Banda de azul end2=example_image(15) #Banda de verde end3=example_image(16) #Banda de vermelho end4=example_image(17) #Banda de IR end5=example_image(18) #Banda de SWIR ######################################################## ###' Abrindo bandas de imagens de satelite ######################################################## B1=read_image(end1,plot=TRUE) B2=read_image(end2,plot=TRUE) B3=read_image(end3,plot=TRUE) B4=read_image(end4,plot=TRUE) B5=read_image(end5,plot=TRUE) ######################################################## ###' Juntando as bandas em uma imagem ######################################################## im=join_bands(imgs = list(B1,B2,B3,B4,B5)) tif_info(im) histogram_image(im)
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