Monthly Archives: October 2012

Tonight’s Guest Lecturers: John Kelly and Gilad Lotan

Tonight we have two guest lecturers, John Kelly and Gilad Lotan, both lead scientists at NYC start-ups which focus on the social network space. It will be interesting to see how the two play off of each other, as they’re friends! The bios are below. We’ll spend the last 45 minutes or so in a […]

Weekly Data Viz #7

Each Tuesday,  Eurry Kim, a student in our class, will pick one example of data visualization to share with us. Eurry writes in an email titled “Viz for the Stormy Week”: In light of Sandy, I was thinking about how crises pull people together and make them forget about petty differences — particularly political differences. Ha, […]

Week 8: Data Visualization, Square, Fraud Detection

Each week Cathy O’Neil blogs about the class. Cross-posted from mathbabe.org. This week in Rachel Schutt’s Columbia Data Science course we had two excellent guest speakers. The first speaker of the night was Mark Hansen, who recently came from UCLA via the New York Times to Columbia with a joint appointment in journalism and statistics. […]

Thoughts after Strata

I spent some of yesterday morning at Strata NYC, the big industry event on big data. First, to be clear, this is not an academic conference. But I do find it interesting as a sociological phenomenon, and to understand how people are talking about Big Data. A lot of the emphasis was on enterprise software […]

Tonight’s Guest Lecturers: Mark Hansen and Ian Wong

Tonight we have two guest lecturers: First we have Professor Mark Hansen, the new director of the David and Helen Gurley Brown Institute for Media Innovation at Columbia. Mark joined the Columbia Journalism School in July of 2012, after a decade of shuttling between the west and east coasts. In Los Angeles, he held appointments in the […]

Weekly Data Viz #6

Each Tuesday,  Eurry Kim, a student in our class, will pick one example of data visualization to share with us. Eurry writes: This week’s theme: Data Art != Data Visualization This piece came across my Twitter feed: http://www.cjr.org/between_the_spreadsheets/more_than_a_photograph.php In no uncertain terms, I was annoyed to see this visualization tweeted by the Columbia Journalism Review. This […]

The New York Philharmonic: Don’t be incompetent!

A couple weeks ago I was at the New York Philharmonic. The conductor, critically-acclaimed Alan Gilbert, and the piano soloist, Emanuel Ax, “broke the fourth wall” and explained Schoenberg’s Piano Concerto to the audience before playing it. They described Schoenberg’s 12-tone technique for composing music as: the composer selects a range of 12 notes and […]

Data Science & Urban Planning

Here I describe some inklings of ideas around Data Science & urban planning based on recent conversations* I’ve had, and casual reading I’ve been doing. I will touch on Las Vegas, Brooklyn, the Hubway visualization competition, and FourSquare. Metric: Return on Community This weekend’s NYT magazine has an article by Timothy Pratt: “‘If You Fix […]

Next Semester: Applied Data Science (Statistics W4249)

Next semester, Ian Langmore and I will be offering a new course, Applied Data Science, in the Department of Statistics: Short description Data scientists wear many caps.  This course presents two from opposite ends of the spectrum.  Coding best practices will be taught using test-driven development, version control, and collaboration.  The Python programming language will […]

Week 7: hunch.com, Recommendation Engines, SVD, Alternating Least Squares, Convexity, Filter Bubbles

Each week Cathy O’Neil blogs about the class. Cross-posted from mathbabe.org Last night in Rachel Schutt’s Columbia Data Science course we had Matt Gattis come and talk to us about recommendation engines. Matt graduated from MIT in CS, worked at SiteAdvisor, and co-founded hunch as its CTO, which recently got acquired by eBay. Here’s what […]

Follow

Get every new post delivered to your Inbox.

Join 360 other followers