JalViGo

JalViGo

Figures

Data

Browser

100%

Custom colours

Select an actor or arc on the canvas.

Calculating…

Help & user manual

JalViGo · Network analysis and sector performance

Learn how to import data, explore networks, test scenarios, interpret reports, and work with sector examples.

User Manual · Edition 1.017 October 2026

Read manual ↗Download PDF

Add a network

Upload a file, paste a table, type a matrix, or start from a case.

Drop a file or click to browse Edge list or adjacency matrix (CSV, TSV, Excel) · GraphML · GEXF · Pajek .net · JSON

Edge listsource,target[,weight]One tie per row. Weights are accepted; analysis is binary.

Adjacency matrix

,A,B
A,0,1
B,1,0

Row sends to column. Any non-zero cell is a tie.

Excel workbookSheet “edges” (+ “nodes”)A nodes sheet can add labels and groups.

Network tools.graphml .gexf .netExports from Gephi, yEd, NetworkX, igraph, Pajek, UCINET.

Tabs, commas and semicolons are detected automatically.

Actor IDs (comma separated, up to 20)

Rows send → columns receive. One-way checked: ties from that row stay one-way. Unchecked: each tie is added in both directions. A reverse tie typed in another row is always kept.

Case studies

Structure templates

Check the columns

Layout Source column Target column Weight column First row is a header

Tie direction Node attributes (optional CSV/Excel: id, label, group)

Replacing the network is undoable.

Export figure

Vector SVG or high-resolution PNG for papers, reports and slides.

Format Width Resolution Font Labels Title (optional) Include legend Greyscale (print) Transparent background

PNG files carry their DPI in the file metadata.

Share this network

The link contains a copy of the network. Anyone with it sees actor names and ties; nothing is uploaded.