Prediction in financial domains is notoriously difficult for a number of reasons. First, theories tend to beweak or non-existent, which makes problem formulation open-ended by forcing us to consider a largenumber of independent variables and thereby increasing the dimensionality of the search...

The Internet has enabled the era of user-generated content, potentiallybreaking the hegemony of traditional content generators as the primarysources of “legitimate” information. Prime examples ofuser-generated content are blogs and social networking sites, whichallow easy publishing of and...

The world's data is growing more than 40% annually. Coupled with exponentially growing computing horsepower, this provides us with unprecedented basis for “learning” useful things from the data through statistical induction without material human intervention and acting on them. Philosophers...