• New Kaggle competition: Homesite Quote Conversion. Which customers will buy a quoted insurance plan?

  • What We Know About the Computer Formulas Making Decisions in Your Life. From the article: But when big data uses bad data, discrimination can result. Federal Trade Commission chairwoman Edith Ramirez recently called for “algorithmic transparency,” since algorithms can contain “embedded assumptions that lead to adverse impacts that reinforce inequality.” Here are a few good stories that have contributed to our understanding of this relatively new field.

  • Baidu found China’s "ghost cities," but it is keeping their locations mostly a secret. From the article: Researchers from Peking University and Baidu, the largest search engine in China by far, have drawn on Baidu’s very big data to find the ghostliest cities in the country. A ghost city, put simply, is a place with far more residential buildings than people. And thanks to a post-global financial crisis construction frenzy—in 2011 and 2012 alone, the country used more cement than the US did in the entire 20th century (paywall)—China has a lot of these.

  • Looking back at 9 years of Hacker News.

  • Both Microsoft and Google have open sourced two machine-learning libraries this past week: DMTK and TensorFlow.