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Yet another visualization of NYC DOHMH 2015 baby name data based on Mike Bostock's Collapsible Reingold–Tilford Tree. Onload node expansion based on code by cyrilcherian. Sibling node contraction based on code by jonah.

A colony map depicting langauge spoken in the home where English is spoken less than "very well." Map has pan and zoom functionality. Data are from the 2015 American Community 5-year estimates Table B16001 available from the US Census Bureau API. The data were processed in R and visualized using D3.js.

A visualization of NYC DOHMH 2015 baby name data based on Jason Davies' coffee flavour wheel and Mike Bostock's Bilevel Partition.

A quadtree map of NYC Wi-Fi hotspot locations built with D3.js. Data are from the NYC OpenData.

Leaflet map depicting NYC OpenData 311 Service Requests for Food Poisoning using Font Awesome icons, Leaflet Marker Clusters and the beautiful Stamen Toner base map via Leaflet Providers. Click on a marker cluster to zoom in for a greater level of detail.

A treemap as a space-filling cartogram built with D3.js. Inspired by work by Jo Wood and Jason Dykes. Data are from the US Census Bureau API.

Multiple maps of Community Health Survey Data . Built using D3 and ColorBrewer . Code works in IE8 thanks to R2D3 and a little jQuery.

Bivariate map of Community Health Survey Data inspired by the work of Anna Leonowicz and axismaps Indie Mapper . Built using D3 , ColorBrewer and Color Mixer . Code works in IE8 thanks to R2D3 and a little jQuery.

A mutli force layout of map colors built with D3.js.

This visualization shows the minimum CIEDE2000 color difference of a diverging palette re-colored with the OGR algorithm as perceived by the three types of dichromatic vision (simulated according to Brettle et al, 1997).