Bad Hessian » R

Pablo Barberá, Dan Cervone, and I prepared a short course at New York University on Data Science and Social Science, sponsored by several institutes at NYU. The course was intended as an introd...

https://badhessian.org/2016/01/materials-for-nyu-shortcourse-on-data-science-and-social-science/

The graph above recently appeared as part of Scott Walker’s Twitter feed. Presumably, the idea is to suggest that under Walker’s leadership, Wisconsin has done better than the country as a wh...

https://badhessian.org/2015/08/multilevel-models-and-political-advertising/

In network analysis, blockmodels provide a simplified representation of a more complex relational structure. The basic idea is to assign each actor to a position and then depict the relationship ...

https://badhessian.org/2015/05/concor-in-r/

This is a guest post by Matt Sundquist. Matt studied philosophy at Harvard and is a Co-founder at Plotly. He previously worked for Facebook’s Privacy Team, has been a Fulbright Scholar in Arge...

https://badhessian.org/2014/08/a-brief-introduction-to-plotly/

This is a guest post by Randy Zwitch (@randyzwitch), a digital analytics and predictive modeling consultant in the Greater Philadelphia area. Randy blogs regularly about Data Science and related...

https://badhessian.org/2014/07/six-of-one-plot-half-dozen-of-the-other/

With Season 6 of RuPaul’s Drag Race in the books and the new queen crowned, it’s time to reflect on how our pre-season forecasts did. In February I posted a wiki survey asking who would win�...

https://badhessian.org/2014/05/crowdsourced-season-6-drag-race-predictions/

Last week’s post on the metal collaboration network brought attention largely to the “giant component”–the largest subgraph in a network where all actors have at least one path to all oth...

https://badhessian.org/2013/09/patterns-in-the-ivy-ii-beyond-the-giant-component/

A few months ago I started listening to Tomahawk, a band described on Wikipedia as “an experimental alternative metal/alternative rock supergroup.” Beyond the quality of their music, I found...

https://badhessian.org/2013/09/patterns-in-the-ivy-the-small-world-of-metal/

As mentioned in a previous post, Alex Hanna and I had the opportunity to teach last week at the Higher School of Economic’s International Social Network Analysis Summer School in St. Petersbur...

https://badhessian.org/2013/08/international-summer-school-on-social-network-analysis-introduction-and-methods-of-analysis-in-r/

There have been repeated calls for “space” in many fields of social science (all links are behind paywalls, sorry): Demography: (Voss 2007) Sociology: (Gieryn 2000) Epidemiology: for an early...

https://badhessian.org/2013/07/spatial-playtime/