Tree Layout from CSV

100%

Tree Layout from CSV

✓ Published0🌍 Public

Last edited Feb 9, 2016

Created on Jun 18, 2012

A tree layout visualization reads hierarchical relationships from a CSV file with source-target pairs, such as A1 to A2 and A2 to A3. Using d3.v3, it dynamically builds nodes and links from the data, rendering a tidy tree where parent and child relationships are clearly shown through straight lines and small circles. The example specifically uses d3.layout.tree for node positioning and d3.svg.diagonal for link paths, with a white-stroked node style and black link lines. The SVG output displays a simple three-node chain, illustrating how a flat two-column CSV can be transformed into a structured tree diagram.

AI-generated description

In response to a Stack Overflow question, How to convert to D3's JSON format?.

gpl-3.0 Licensed

Similar vizzes

Loading thumbnail…

Tree diagram from csv using v6

This tree diagram visualizes hierarchical data loaded from a CSV file, with nodes representing names and links showing parent-child relationships. The example uses d3.csv to load the flat data, d3.stratify to convert it into a hierarchy, and d3.tree to compute the layout. Nodes are rendered as circles with labels, while curved paths drawn via SVG path elements connect parents to children. The code also assigns CSS classes based on whether a node is internal or a leaf, adjusting text placement and styling accordingly.

Dd3noob

84% match

Loading thumbnail…

Tree diagram from csv using v4

This tree diagram visualizes hierarchical data from a CSV file, showing parent-child relationships with labeled nodes connected by curved links. It uses D3.js v4’s `d3.tree()` layout and `d3.stratify()` to convert flat CSV data into a hierarchy, while `d3.hierarchy()` and `d3.selectAll()` render the SVG nodes and paths. The diagram highlights internal nodes with white circles and steelblue strokes, and positions text labels beside each node. The source data (`treeCsv.csv`) includes names, parents, and ages, though ages are not displayed. The code explicitly handles null parents and uses cubic Bézier curves for link paths.

CCBasis

84% match

Loading thumbnail…

Tree diagram from csv using v7

This example shows a hierarchical tree diagram built from a CSV dataset, using D3.js v7. The diagram visualizes parent-child relationships, with nodes representing items like "Top Level" and "Level 2: A," connected by curved links. It uses the `d3.tree` layout, `d3.stratify` to convert flat CSV data into a hierarchy, and `d3.hierarchy` to map the structure. The SVG output positions nodes and draws the tree with circles and text labels, styled via CSS.

Dd3noob

83% match

Loading thumbnail…

Tree diagram from csv using v5

A horizontal tree diagram visualizes a parent-child hierarchy loaded from a CSV file, showing five nodes across three levels from a single root. The D3.js v5 code uses `d3.csv` for data ingestion, `d3.stratify()` to convert the flat table into a hierarchy, and `d3.tree()` for layout. Nodes are rendered as SVG circles with text labels, while curved paths connect parent and child nodes using the `d3.hierarchy` API. The example demonstrates an update to D3 v5 with a simple, readable structure.

Dd3noob

83% match

Loading thumbnail…

Tree layout

This example uses D3.js version 4 to render a hierarchical tree layout from CSV data. The visualization shows nodes connected by curved paths, where node labels display different data fields depending on their depth level. The tree uses `d3.tree()` to compute positions and `d3.hierarchy()` to structure the nested data. A React version is included, and an alternative HTML file demonstrates dynamic resizing with the `clientWidth` and `clientHeight` properties.

JJoe M

83% match

Loading thumbnail…

Tree layout

This example uses the D3 tree layout to display hierarchical data from a CSV file. The visualization shows a hierarchy of film records, grouped by genre and lead studio, as a node-link diagram with curved paths connecting parent and child nodes. The code uses `d3.tree`, `d3.hierarchy`, and `d3.nest` to structure the data, and renders the result as SVG with circles for nodes and labels for names at specific depths. The layout is sized to 900 by 600 units within an SVG canvas.

JJoe M

82% match

Loading thumbnail…

Collapsible Tree Example

This collapsible tree diagram displays hierarchical data from a CSV file, with nodes positioned by depth and connected by curved links. The visualization loads flat data from `treedata.csv` and converts it into a tree structure using a name-to-parent mapping. Rendered with SVG, it employs the `d3.layout.tree` and `d3.svg.diagonal` APIs from d3.v3 to compute node positions and draw paths. Each node appears as a white circle with a steelblue stroke, labeled with its name, while the layout normalizes node depths to 180 pixels per level.

663anp3ca

82% match

Loading thumbnail…

Tree diagram from csv using v4

This tree diagram visualizes hierarchical data loaded from a CSV file, displaying nodes as white circles with steel-blue outlines connected by curved gray links. The visualization uses d3.v4's `d3.tree` layout, `d3.stratify` to convert flat parent-child records into a hierarchy, and `d3.hierarchy` to map the structure. Text labels appear beside each node, positioned differently for internal versus leaf nodes. The SVG rendering includes CSS styling for node circles, text shadows, and link strokes, following the D3 Tips and Tricks book example.

Dd3noob

82% match