plot_samples {bwimage}

Plot samples from denseness_sample

Description

Plot samples from denseness_sample.

Usage

plot_samples(imagematrix, central_lines, central_collumns, width_size,
  height_size, sample_width, sample_height, sample_shape)

Arguments

imagematrix

The matrix to be analysed.

central_lines

Lines data (i.e. "Matrix(line)") provided by denseness_sample

central_collumns

Collumns data (i.e. "Matrix(column)") provided by denseness_sample

width_size

Real size of image width (in mm, cm, m, etc..).

height_size

Real size of image height (in mm, cm, m, etc..).

sample_width

Width of sample area.

sample_height

Height of sample area.

sample_shape

Inform the shape of sample unity used ("rectangle" or "ellipse"). See denseness_sample function.

Value

Plot of the analysed matrix (black and white) and sample locations (red).

Author(s)

Carlos Biagolini-Jr.

See Also

denseness_sample

Examples

# Get a matrix from your image. Here  examples provided by bwimage package.

bush<-system.file("extdata/bush.JPG",package ="bwimage")
bush<-threshold_color(bush,  "jpeg", "proportional",compress_rate = 0.1)
a<-denseness_sample(bush, width_size=100, height_size=100, sample_width=5, sample_height=5)
plot_samples(bush, a[,4],a[,5], 100,100, 5, 5,"rectangle")