# Graph/Network Visualization

## Documentation for package ‘DiagrammeR’ version 1.0.12

- DESCRIPTION file.
- Package NEWS.

## Help Pages

A C D E F G I J L M N O R S T U V

## -- A --

add_balanced_tree | Add a balanced tree to the graph
add_cycle | Add a cycle of nodes to the graph
add_edge | Add an edge between nodes in a graph object
add_edges_from_table | Add edges and attributes to graph from a table
add_edges_w_string | Add one or more edges using a text string
add_edge_clone | Add a clone of an existing edge to the graph
add_edge_df | Add edges from an edge data frame to an existing graph object
add_forward_edges_ws | Add new edges with identical definitions as with a selection of edges
add_full_graph | Add a fully connected graph
add_global_graph_attrs | Add one or more global graph attributes
add_gnm_graph | Add a G(n, m) Erdos-Renyi graph
add_gnp_graph | Add a G(n, p) Erdos-Renyi graph
add_graph_action | Add a graph action for execution at every transform
add_graph_to_graph_series | Add graph object to a graph series object
add_grid_2d | Add a 2D grid of nodes to the graph
add_grid_3d | Add a 3D grid of nodes to the graph
add_growing_graph | Create a random growing graph with m edges added per step
add_islands_graph | Create a random islands graph with edges between the islands
add_node | Add a node to an existing graph object
add_nodes_from_df_cols | Add nodes from distinct values in data frame columns
add_nodes_from_table | Add nodes and attributes to graph from a table
add_node_clones_ws | Add clones of a selection of nodes
add_node_df | Add nodes from a node data frame to an existing graph object
add_n_nodes | Add one or several unconnected nodes to the graph
add_n_nodes_ws | Add a multiple of new nodes with edges to or from one or more selected nodes
add_n_node_clones | Add one or several clones of an existing node to the graph
add_path | Add a path of nodes to the graph
add_pa_graph | Add a preferential attachment graph
add_prism | Add a prism of nodes to the graph
add_reverse_edges_ws | Add new edges in the opposite directions of a selection of edges
add_smallworld_graph | Add a Watts-Strogatz small-world graph
add_star | Add a star of nodes to the graph

## -- C --

clear_selection | Clear an active selection of nodes or edges
colorize_edge_attrs | Apply colors based on edge attribute values
colorize_node_attrs | Apply colors based on node attribute values
combine_edfs | Combine multiple edge data frames into a single edge data frame
combine_graphs | Combine two graphs into a single graph
combine_ndfs | Combine multiple node data frames
copy_edge_attrs | Copy an edge attribute column and set the name
copy_node_attrs | Copy a node attribute column and set the name
count_asymmetric_node_pairs | Get the number of asymmetrically-connected node pairs
count_automorphisms | Get the number of automorphisms
count_edges | Get a count of all edges
count_graphs_in_graph_series | Count graphs in a graph series object
count_loop_edges | Get count of all loop edges
count_mutual_node_pairs | Get the number of mutually-connected node pairs
count_nodes | Get a count of all nodes
count_s_connected_cmpts | Get the number of strongly-connected components
count_unconnected_nodes | Get count of all unconnected nodes
count_unconnected_node_pairs | Get the number of unconnected node pairs
count_w_connected_cmpts | Get the number of weakly-connected components
create_edge_df | Create an edge data frame
create_graph | Create a graph object
create_graph_series | Create a graph series object
create_node_df | Create a node data frame
currencies | ISO-4217 currency data.

## -- D --

delete_cache | Delete vectors cached in a graph object
delete_edge | Delete an edge from an existing graph object
delete_edges_ws | Delete all selected edges in an edge selection
delete_global_graph_attrs | Delete one of the global graph attributes stored within a graph object
delete_graph_actions | Delete one or more graph actions stored within a graph object
delete_loop_edges_ws | Delete all loop edges associated with a selection of nodes
delete_node | Delete a node from an existing graph object
delete_nodes_ws | Delete all nodes in a node selection
deselect_edges | Deselect any selected edges in a graph
deselect_nodes | Deselect any selected nodes in a graph
DiagrammeR | R + mermaid.js
DiagrammeROutput | Widget output function for use in Shiny
display_metagraph | Display a property graph's underlying model
do_bfs | Use the breadth-first search (bfs) algorithm
do_dfs | Use the depth-first search (dfs) algorithm
drop_edge_attrs | Drop an edge attribute column
drop_node_attrs | Drop a node attribute column

## -- E --

edge_aes | Insert edge aesthetic attributes during edge creation
edge_data | Insert edge data attributes during edge creation
edge_list_1 | Edge list - Version 1.
edge_list_2 | Edge list - Version 2.
export_csv | Export a graph to CSV files
export_graph | Export a graph to various image formats

## -- F --

filter_graph_series | Subset a graph series object
from_adj_matrix | Create a graph using an adjacency matrix
from_igraph | Convert an igraph graph to a DiagrammeR one
fully_connect_nodes_ws | Fully connect all nodes in a selection of nodes
fully_disconnect_nodes_ws | Fully disconnect all nodes in a selection of nodes

## -- G --

generate_dot | Generate DOT code using a graph object
get_adhesion | Get graph adhesion
get_agg_degree_in | Get an aggregate value from the indegree of nodes
get_agg_degree_out | Get an aggregate value from the outdegree of nodes
get_agg_degree_total | Get an aggregate value from the total degree of nodes
get_all_connected_nodes | Get all nodes connected to a specified node
get_alpha_centrality | Get the alpha centrality for all nodes
get_articulation_points | Get articulation points
get_authority_centrality | Get the authority scores for all nodes
get_betweenness | Get betweenness centrality scores
get_cache | Get a cached vector from a graph object
get_closeness | Get closeness centrality values
get_closeness_vitality | Get closeness vitality
get_cmty_edge_btwns | Get community membership by edge betweenness
get_cmty_fast_greedy | Get community membership by modularity optimization
get_cmty_louvain | Get community membership by Louvain optimization
get_cmty_l_eigenvec | Get community membership by leading eigenvector
get_cmty_walktrap | Get community membership using the Walktrap method
get_common_nbrs | Get all common neighbors between two or more nodes
get_coreness | Get coreness values for graph nodes
get_degree_distribution | Get total degree distribution data for a graph
get_degree_histogram | Get histogram data for a graph's degree frequency
get_degree_in | Get indegree values for all nodes
get_degree_out | Get outdegree values for all nodes
get_degree_total | Get total degree values for all nodes
get_dice_similarity | Get Dice similarity coefficient scores
get_eccentricity | Get node eccentricities
get_edges | Get node IDs associated with edges
get_edge_attrs | Get edge attribute values
get_edge_attrs_ws | Get edge attribute values from a selection of edges
get_edge_count_w_multiedge | Get count of edge definitions where multiple edges occur
get_edge_df | Get an edge data frame from a graph
get_edge_df_ws | Get the graph's edf filtered by a selection of edges
get_edge_ids | Get a vector of edge ID values
get_edge_info | Get detailed information on edges
get_eigen_centrality | Get the eigen centrality for all nodes
get_girth | Get the graph girth
get_global_graph_attr_info | Get global graph attributes
get_graph_actions | Get information on any available graph actions
get_graph_from_graph_series | Get a graph available in a series
get_graph_info | Get metrics for a graph
get_graph_log | Get the graph log information
get_graph_name | Get graph name
get_graph_series_info | Get information on a graph series
get_graph_time | Get the graph date-time or timezone
get_jaccard_similarity | Get Jaccard similarity coefficient scores
get_last_edges_created | Get the last set of edges created in a graph
get_last_nodes_created | Get the last set of nodes created in a graph
get_leverage_centrality | Get leverage centrality
get_max_eccentricity | Get the maximum graph eccentricity
get_mean_distance | Get the mean distance
get_min_cut_between | Get the minimum cut between source and sink nodes
get_min_eccentricity | Get the minimum graph eccentricity
get_multiedge_count | Get the count of multiple edges
get_nbrs | Get all neighbors of one or more nodes
get_node_attrs | Get node attribute values
get_node_attrs_ws | Get node attribute values from a selection of nodes
get_node_df | Get a node data frame from a graph
get_node_df_ws | Get the graph's ndf filtered by a selection of nodes
get_node_ids | Get a vector of node ID values
get_node_info | Get detailed information on nodes
get_non_nbrs | Get non-neighbors of a node in a graph
get_pagerank | Get the PageRank values for all nodes
get_paths | Get paths from a specified node in a directed graph
get_periphery | Get nodes that form the graph periphery
get_predecessors | Get node IDs for predecessor nodes to the specified node
get_radiality | Get radiality centrality scores
get_reciprocity | Get the graph reciprocity
get_selection | Get the current selection available in a graph object
get_similar_nbrs | Get neighboring nodes based on node attribute similarity
get_successors | Get node IDs for successor nodes to the specified node
get_s_connected_cmpts | Get nodes within strongly connected components
get_w_connected_cmpts | Get all nodes associated with connected components
grViz | R + viz.js
grVizOutput | Widget output function for use in Shiny

## -- I --

import_graph | Import a graph from various graph formats
invert_selection | Invert selection of nodes or edges in a graph
is_edge_loop | Is the edge a loop edge?
is_edge_multiple | Is the edge a multiple edge?
is_edge_mutual | Is the edge mutual with another edge?
is_edge_present | Determine whether a specified edge is present
is_graph_connected | Is the graph a connected graph?
is_graph_dag | Is the graph a directed acyclic graph?
is_graph_directed | Is the graph a directed graph?
is_graph_empty | Is the graph empty?
is_graph_simple | Is the graph a simple graph?
is_graph_undirected | Is the graph an undirected graph?
is_graph_weighted | Is the graph a weighted graph?
is_node_present | Determine whether a specified node is present
is_property_graph | Is the graph a property graph?

## -- J --

join_edge_attrs | Join new edge attribute values using a data frame
join_node_attrs | Join new node attribute values using a data frame

## -- L --

layout_nodes_w_string | Layout nodes using a text-based schematic

## -- M --

mermaid | R + mermaid.js
mutate_edge_attrs | Mutate a set of edge attribute values
mutate_edge_attrs_ws | Mutate edge attribute values for a selection of edges
mutate_node_attrs | Mutate a set of node attribute values
mutate_node_attrs_ws | Mutate node attribute values for a selection of nodes

## -- N --

node_aes | Insert node aesthetic attributes during node creation
node_data | Insert node data attributes during node creation
node_list_1 | Node list - Version 1.
node_list_2 | Node list - Version 2.
nudge_node_positions_ws | Move layout positions of a selection of nodes

## -- O --

open_graph | Read a graph or graph series from disk

## -- R --

recode_edge_attrs | Recode a set of edge attribute values
recode_node_attrs | Recode a set of node attribute values
remove_graph_from_graph_series | Remove a graph from a graph series
rename_edge_attrs | Rename an edge attribute
rename_node_attrs | Rename a node attribute
renderDiagrammeR | Widget render function for use in Shiny
renderGrViz | Widget render function for use in Shiny
render_graph | Render the graph in various formats
render_graph_from_graph_series | Render a graph available in a series
reorder_graph_actions | Reorder the stored series of graph actions
replace_in_spec | Razor-like template for diagram specification
rescale_edge_attrs | Rescale numeric edge attribute values
rescale_node_attrs | Rescale numeric node attribute values
rev_edge_dir | Reverse the direction of all edges in a graph
rev_edge_dir_ws | Reverse the direction of selected edges in a graph using an edge selection

## -- S --

save_graph | Save a graph or graph series to disk
select_edges | Select edges in a graph
select_edges_by_edge_id | Select edges in a graph using edge ID values
select_edges_by_node_id | Select edges in a graph using node ID values
select_last_edges_created | Select the last set of edges created in a graph
select_last_nodes_created | Select the last set of nodes created in a graph
select_nodes | Select nodes in a graph
select_nodes_by_degree | Select nodes in the graph based on their degree values
select_nodes_by_id | Select nodes in a graph by their ID values
select_nodes_in_neighborhood | Select nodes based on a walk distance from a specified node
set_cache | Cache a vector in the graph
set_edge_attrs | Set edge attribute values
set_edge_attrs_ws | Set edge attributes with an edge selection
set_edge_attr_to_display | Set the edge attribute values to be rendered
set_graph_directed | Convert an undirected graph to a directed graph
set_graph_name | Set graph name
set_graph_time | Set graph date-time and timezone
set_graph_undirected | Convert a directed graph to an undirected graph
set_node_attrs | Set node attribute values
set_node_attrs_ws | Set node attributes with a node selection
set_node_attr_to_display | Set the node attribute values to be rendered
set_node_attr_w_fcn | Set node attribute values with a graph function
set_node_position | Apply a layout position to a single node

## -- T --

to_igraph | Convert a DiagrammeR graph to an igraph one
transform_to_complement_graph | Create a complement of a graph
transform_to_min_spanning_tree | Get a minimum spanning tree subgraph
transform_to_subgraph_ws | Create a subgraph using a node or edge selection
trav_both | Traverse from one or more selected nodes onto neighboring nodes
trav_both_edge | Traverse from one or more selected nodes onto adjacent edges
trav_in | Traverse from one or more selected nodes onto adjacent, inward nodes
trav_in_edge | Traverse from one or more selected nodes onto adjacent, inward edges
trav_in_node | Traverse from one or more selected edges onto adjacent, inward nodes
trav_in_until | Traverse inward node-by-node until stopping conditions are met
trav_out | Traverse from one or more selected nodes onto adjacent, outward nodes
trav_out_edge | Traverse from one or more selected nodes onto adjacent, outward edges
trav_out_node | Traverse from one or more selected edges onto adjacent, outward nodes
trav_out_until | Traverse outward node-by-node until stopping conditions are met
trav_reverse_edge | Traverse to any reverse edges
trigger_graph_actions | Trigger the execution of a series of graph actions

## -- U --

usd_exchange_rates | US Dollar exchange rates.

## -- V --

visnetwork | Render graph with visNetwork