How do you visualize a complex network?
To visualize large complex networks of data (and methods, algorithms, etc) with all inter-connections between them you may use R open source statistical software. Three packages of it are mandatory to make such a network: ggraph, igraph, tidyverse.
What kind of data should be visualized in a network chart?
Network Diagram is used to depict a picture of the Relationship and Co-relationship analysis. This type of visualization shows how things are interconnected and helps illuminate the type of relationships between a group of entities. Social media activity is usually always showcased using a network diagram.