DiagrammeR::grViz ("digraph {
graph [layout = dot, rankdir = LR, compound = true, style = invis]
node [shape = rectangle,
style = filled,
fixedsize = true,
width = 2.8,
height = 1,
fontsize = 20,
fillcolor = Linen]
data1 [label = 'NHS \n Prescription \n Dataset', shape = folder, fillcolor = Beige, width = 2]
data2 [label = 'dm+d \n files', shape = folder, fillcolor = Beige, width = 2 ]
process [label = 'Data \n Preparation', fillcolor = LightSteelBlue]
conversion [label = 'Data \n Conversion', fillcolor = LightSteelBlue]
visualise [label= 'Visualise & \n Analyse', fillcolor = LightSteelBlue]
tab1 [label = 'Targeted \n Approach', shape = tab, fillcolor = LavenderBlush ]
tab2 [label = 'Non-targeted \n Approach', shape = tab, fillcolor = LavenderBlush ]
# edge definitions with the node IDs
subgraph cluster1 {
{data1 data2} -> process -> conversion -> visualise -> {tab1 tab2}
}
}")
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