Fig. 13: Example of the main procedure of screening. | npj Heritage Science

Fig. 13: Example of the main procedure of screening.

From: A detection-screening framework for karez (ancient underground irrigation system) using deep learning and geospatial analysis

Fig. 13

a Original detected shafts. b Shafts after being screened by the directed buffer method. c Shafts after manual screening. d Clustering by using the single-linkage hierarchical clustering method. e Clusters after manually adjusting. f Generated karez lines according to clusters. The different colors represent the different clusters.

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