URL https://ai2-s2-public.s3.amazonaws.com/figures/2017-08-08/94988e2632626796617081e912588c1b5b779a83/4-Figure4-1.png
URL2 https://www.semanticscholar.org/paper/CHARACTERIZATION-OF-RESERVOIR-ROCK-TYPES-IN-A-AND-Bagheri-Beiranvand/c8cc39e13aa79f868c1eb4e81bf5457a850e8b32/figure/3
