d3 Archives - Jeff Everhart

Aggregating Data Hypotheses with Firebase

This project builds off of some work that Tom and Matt did over last summer for an eco techniques course focused on open science, data visualization, and experiment design. We were trying to replicate an interesting interactive published by the New York Times on the Obama presidency. The main crux of this interactive is the idea of […]

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Reflections on Data Visualization in Observable

Continuing my exploration of data visualization tools, I circled back to where it all started for me: D3. For those of you involved in developing data-driven apps for the web, you most likely have a love/hate relationship with D3. You look at all of the cool examples and think, “Wow! That looks great,” but then […]

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Analyzing and Visualizing Networks

One of the current projects I’m working on involves building out some analytical tools that sit on top of an application that lets students track attendance at extra curricular events for a living and learning program for the daVinci Center. For most of the visualizations, I used amCharts to build out some nice looking and functional […]

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Visualizing Geographic Data with D3

I’m not sure the power of visualizing data can be understated in the modern world. After all, we have more data than we’ve every had before, and we at least seem to understand the world we live in less and less. For example, this image below displays population density in Virginia census tracts, but what […]

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Building A Simple Heat Map with D3

Heat maps are a great way to analyze frequency in a data set. Beautiful and creative things happen when you are stuck in an airport for four hours. I’ve been wanting to explore heat map visualizations for awhile now, so when I had some time to kill flying back from SXSW, I decided to take […]

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The Pros and Cons of Using Google Sheets as an Application Backend

I’ve been doing more lately working with APIs of different sorts, and I recently stumbled onto some cool ways to use Google Sheets to connect with APIs and store the data very easily in a spreadsheet. Having completed the linked project in less than an hour, I was really interested in figuring out the pros […]

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