Dell: Investors offer short by $3.9B

Dell says a buyout offer from shareholder Southeastern and billionaire investor Carl Icahn is about $3.9 billion short of the amount needed to pay shareholders as promised and operate the business.

How computers can learn better

Reinforcement learning is a technique, common in computer science, in which a computer system learns how best to solve some problem through trial-and-error. Classic applications of reinforcement learning involve problems ...

Hip-hip-Hadoop: Data mining for science

The model of distributed calculations, where a problem is broken down into distinct parts that can be solved individually on a computer and then recombined, has been around for decades. Divide-and-conquer techniques allow ...

An expedition into the programmable city

Software, in its various manifestations, is now essential to the functioning of cities. A new EU-funded project is preparing to undertake a sustained programme of research on how software makes a difference in the urban world.

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