dodgr_uncontract_graph
Revert a contracted graph created with dodgr_contract_graph back to the full, uncontracted version. This function is mostly used for the side effect of mapping any new columns inserted on to the contracted graph back on to the original graph, as demonstrated in the example.
dodgr_uncontract_graph(graph)
graph |
A contracted graph created from dodgr_contract_graph. |
A single data.frame representing the equivalent original,
uncontracted graph.
Other modification:
dodgr_components(),
dodgr_contract_graph()
graph0 <- weight_streetnet (hampi) nrow (graph0) # 5,845 graph1 <- dodgr_contract_graph (graph0) nrow (graph1) # 686 graph2 <- dodgr_uncontract_graph (graph1) nrow (graph2) # 5,845 # Insert new data on to the contracted graph and uncontract it: graph1$new_col <- runif (nrow (graph1)) graph3 <- dodgr_uncontract_graph (graph1) # graph3 is then the uncontracted graph which includes "new_col" as well dim (graph0); dim (graph3)
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