Machines - compare speeds Sonar, dolphins, and bats Roman...

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1 Machines and the brain • Older hypotheses — Hydrodynamic Humoral Anatomical — Machine-like • Electronic —Vacuum tubes: ENIAC, Feb ‘46 —Transistors, integrated circuits The Surgeon. Jan Saunders van Hemessen, ca. 1530.
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2 Time flies like an arrow. Fruit flies like a banana.
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3 Garry Kasparov. Time , 25 March 1996, p 55. February 1996: Deep Blue 1, Kasparov 4. Advances in the biological realm: • Localization (separation) of function • Parallel processing (visual system) • “Fuzzy” logic: perfect is often not necessary • Synapses are better than silicon gates
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Unformatted text preview: compare speeds Sonar, dolphins, and bats Roman Kuc, Yale; Intelligent Sensors Lab Biomimetic sonar system Bat ears: rotate toward sound Dolphin clicks: useful for localization can find buried objects Very sensitive sides of dime rubber bands Adding owl ears one higher than the other 4 Neural networks Several layers: Input Output hidden Cross-connections Feedback I II Hinton, G, et al. Sci. Am . Oct 1993, pg76ff....
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Machines - compare speeds Sonar, dolphins, and bats Roman...

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