Visualising Companies Connected by Common Projects

https://finances.worldbank.org/Procurement/Nigeria-Major-Contracts-Energy-and-Mining-Sector/fay4-hpn4

How might we look at this data as a network?

What can we connect

together?

Companies to Projects?

Companies to Contracts?

Download the data as CSV

Open it as a new OpenRefine project

We want numbers…

openrefine.org

value.replace('$','').toNumber()

Source, Target, Weight

So what can we represent in visual terms?

XY01

B LtdA Ltd

C Ltd

PZ53

D Ltd

KT98

PZ02

Com

pani

es a

nd P

roje

cts

gephi.org

Use Layouts to Reveal Structure

Projects

Companies

Turnlabels on

Select whatto use as labels

Zoomlabel size

XY01

B LtdA Ltd

C Ltd

PZ53

D Ltd

KT98

PZ02

Edge

-Thi

ckne

ss b

y Va

lue

XY01

B LtdA Ltd

C Ltd

PZ53

KT98

PZ02

D Ltd

Size

by

degr

ee

Set node size

Label sizeProportionalto node size

Preventlabelsoverlapping

Networkstatistics

Companies on multiple projects

Finding things with common

partners

B LtdA Ltd

C Ltd

D Ltd

XY01

B Ltd

A Ltd

C Ltd

PZ53

D Ltd

KT98

PZ02

Co-C

ompa

nies

(by

proj

ect)

Edge weight = no. of shared projects

(Remember to turn offany filters so we havethe whole network in view…)

Select the edit tool,Click on a project node,Note the Node Color Multimode

Join “blue”” company nodesconnected by common red

project nodes

XY01

PZ53

KT98

PZ02XY01

B Ltd

A Ltd

C Ltd

PZ53

D Ltd

KT98

PZ02

Co-p

roje

cts

(by

com

pany

)

Edge weight = no. of common companies

Go back to the original, complete networkin workspace 1 and duplicate it again

This time find the projects that areconnected by common companies

So what have you learned?- How to export selected columns from OpenRefine

- How to import CSV data into Gephi

- How to visualise a simple network in Gephi

- How to map a bipartitie network to show relationsbetween entities connected by a common element

- …

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