Geoscience Reference
In-Depth Information
a
b
c
d
e
f
Fig. 8.9
Results from automated grain size analysis of a microscope image;
a
original
grayscale image,
b
image at er removal of background,
c
image at er conversion to binary
image,
d
image at er eliminating objects overlapping the image border,
e
image with objects
detected by tracing the boundaries of connected pixels, and
f
image with objects detected
using a watershed segmentation algorithm.
