via Marginal Revolution:
Filed under: Uncategorized | Tagged: correlation, data | Leave a Comment »
Methodology Lessons: DOE’s Natural-gas Overstatement
Posted on April 6, 2010 by Bill Petti
The Wall Street Journal reported yesterday that the US Department of Energy is set to restate the data it collects on U.S. natural-gas production. The reason? The Department has learned that its methodology is seriously flawed: The monthly gas-production data, known as the 914 report, is used by the industry and analysts as guide for [...]
Filed under: Uncategorized | Tagged: data, research methodology, statistics | Leave a Comment »
Visualizing War
Posted on November 17, 2009 by Bill Petti
Two topics that are right up my alley: international conflict and data visualization. Put the two together, and you have a truly thought provoking piece of work. David McCandless is a “visual journalist” who specializes in visualizing data across numerous subjects. In his latest work for The Guardian’s Data Blog, David visualize a ton of [...]
Filed under: Uncategorized | Tagged: Afghanistan, data, data visualization, infographic, relational data, statistics | Leave a Comment »
More on Fact-based decisions
Posted on November 10, 2009 by Bill Petti
Ana Andjelic channels my thoughts on data- and fact-based decision making in an interesting post on ad campaigns: How can we then decide that a campaign was “better” than another one? We rarely look at a campaign data – partly because the actual metrics data is proprietary and not available to anyone beyond walls of [...]
Filed under: Uncategorized | Tagged: Advertising, Brands, data, data-driven world | Leave a Comment »
‘Does your mind set = my data set?’
Posted on November 10, 2009 by Bill Petti
This is essentially the question asked and answered by Hans Rosling at a recent TED lecture. For those that don’t know him, Rosling is something of a superstar at the intersection of public health research and data visualization. Rosling’s recent work focuses on dispelling the misconception that there is a binary distinction between the developed [...]
Filed under: Uncategorized | Tagged: data, data visualization, demographics, relational data | 1 Comment »
The relationship between information and confusion
Posted on October 23, 2009 by Bill Petti
Jessica Hagy tackles the complex relationship between the amount of information we have and the level of confusion we experience: Yup, looks about right. Of course, as Nate points out, there are ways to widen the valley. But I’ll leave that for another post.
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“Science these days has basically turned into a data-management problem”
Posted on October 14, 2009 by Bill Petti
So says Professor Jimmy Lin at the University of Maryland in a recent NYT Technology article about the shortfall in “Big Data-competent” university students. The article points out that the kind of data we are now dealing with (which will only continue to increase exponentially) requires a different perspective and experience than most currently have. [...]
Filed under: Uncategorized | Tagged: analytics, Big Data, crowdsourcing, data, data visualization | 1 Comment »
Coding the Sentiment of Web 2.0
Posted on September 19, 2009 by Bill Petti
Kevin Randall at FastCompany pens an interesting piece on the rising tide of sentiment analysis–the players, the technologies, the possibilities, and the current pitfalls. The idea behind sentiment analysis is pretty simple (but the execution is difficult): to identify and code attitudes, whether written or verbal, towards particular topics. The explosion of activity on the [...]
Filed under: Uncategorized | Tagged: Brands, coding, data, market research, marketing, Sentiment | 1 Comment »
