R scripts building dumbbell (connected-dot) charts for paired statistical comparison with ggplot2 and ggalt (geom_dumbbell), factor-ordered categories, cowplot multi-panel layout and ColorBrewer palettes. Mariana Trench geomorphometric profiles; used in Lemenkova (2019), Geodesy and Cartography 45(2):57-84.
ggplot2 r exploratory-data-analysis data-visualization scientific-visualization data-analysis statistical-graphics geomorphometry categorical-data bathymetry reshape2 cowplot ggalt dumbbell-chart paired-comparison mariana-trench color-brewer geom-dumbbell
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Updated
Sep 14, 2026 - R