As scientists work to develop intelligent machines, some are taking their cues from biology. Such is the case at MIT, where a computer model is emulating the human brain’s vision center. The model replicates what happens during the first few fractions of a second after we see an object—the part of vision performed by the unconscious mind. Full story (PDF)
A common notion about Internet search engines is that they bias traffic — that is, they direct people toward popular Web sites, and away from less popular, yet relevant sites. Scientists at Indiana University set out to understand how this bias works. To their surprise, they found very little evidence of its existence. Their work hints at the challenges that scientists face as they develop new and better ways to help us find information. Full story (PDF)
Computer scientists have discovered some creative strategies to help neural networks fulfill their potential in pattern recognition and artificial intelligence. Machine vision is his near-term goal, but the real prize could be insight into the human brain. Full story (PDF)
A software program is using statistical algorithms to infer grammar from text and generate new and meaningful sentences. Given that scientists are still trying to understand how we learn language, the software’s methods can’t be called human-like. Even so, it could still be an important building block on the way to artificial intelligence. Full story (PDF)
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