Open Access

Fig. 3.

image

Download original image

The replica of the true sandstone image on PMMA substrate. (a) The image of the sandstone slide and after converted to a grayscale image. (b) Numerical simulation to find the dead end. (c) Convert image to binary and remove or open up the dead end. (d) The image after crude oil fulfillment.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.