Computation, Representation, and Teleology

Curtis Brown, “Computation, Representation, and Teleology,” presented at E-CAP 2006, June 2006.I just found the online (long) abstract of Brown’s talk. Brown defends two necessary conditions for computation: it must operate on representations (semantic condition) and it must have the function to calculate (teleological condition). I agree with Brown that …

New Directions in DNA Computing

Ehud Shapiro and Yaakov Benenson, “Bringing DNA Computers to Life: Tapping the computing power of biological molecules gives rise to tiny machines that can speak directly to living cells,” Scientific American, May 2006 issue.Jeff Dauer noticed the above article and kindly sent me the link.Ehud Shapiro is a great guy …

Communication by Gaze Interaction

Anna-Mari Rusanen told me about this story. Kati Lepisto is a Finnish former model who is now almost completely paralized. She communicates by spelling words with her eye movements, and the best reader of her eye movements (and guesser of what she is trying to say) is her mother. Some …

Difficulties for Psychosemantics

When Bill Lycan visited the NEH Seminar in Mind and Metaphysics last week, he said the problem of intentionality is much harder than the problem of consciousness, because there are four terrible problems facing psychosemantics that no one even talks about:1. Abstract concepts2. Metaphors (according to Lycan, “nearly every thought …

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