Jeffrey Heer's Projects
Some examples of Altair plots
Apache Arrow is a cross-language development platform for in-memory data. It specifies a standardized language-independent columnar memory format for flat and hierarchical data, organized for efficient analytic operations on modern hardware. It also provides computational libraries and zero-copy streaming messaging and interprocess communication. Languages currently supported include C, C++, Java, JavaScript, Python, and Ruby.
🐠 Babel is a compiler for writing next generation JavaScript.
Interactive explanation of the Barnes-Hut approximation.
C3 (Categorical Color Components) is a JavaScript library for modeling color naming data. It can be used to create a variety of applications, including improved color selection, image editing, or palette analysis tools.
A JavaScript visualization library for HTML and SVG.
Create word clouds in JavaScript.
Force-directed graph layout using velocity Verlet integration.
Calculate statistical regressions from two-dimensional data.
Encodings that map abstract data to visual representation.
Sequential, diverging and categorical color scales derived from ColorBrewer.
Parse and format times, inspired by strptime and strftime.
A small, fast, in-browser database engine written in JavaScript.
Generating visual imagery to represent a text stream. An exercise from the CHI 2012 CrowdCamp Workshop.
EuroVis 2018 Full Papers Introduction Slides
Flare is an ActionScript library for creating visualizations that run in the Adobe Flash Player. From basic charts and graphs to complex interactive graphics, the toolkit supports data management, visual encoding, animation, and interaction techniques.
A concise API for exploratory data visualization
Prefuse is a set of software tools for creating rich interactive data visualizations in the Java programming language. Prefuse supports a rich set of features for data modeling, visualization, and interaction. It provides optimized data structures for tables, graphs, and trees, a host of layout and visual encoding techniques, and support for animation, dynamic queries, integrated search, and database connectivity.
A visualization toolkit for JavaScript using SVG.
Extended projections for cartographic mapping.
View component for Vega visualizations.