Psychology 258 -- The Structure of Knowledge: A Connectionist Approach

Slide Show For Tuesday, March 26 Lecture

  1. The Slide that Launched a Thousand Talks

  2. Connectionist Networks are Parallel

  3. PDP Models are Biologically Motivated

  4. Neuronal Inspiration

  5. PDP Models Use Distributed Representations

  6. An Example Network

  7. McClelland's Sharks and Jets Network

  8. Jets/Sharks Architecture

  9. Advantages of the Network

  10. Learning and Connectionism

  11. The Simplest Learning Rule

  12. Modern Results on Hebb Learning

  13. Modern Associationistic Phenomena

  14. Low Frequency -- No LTP!

  15. High Frequency Stimulation and LTP

  16. Content Addressable Memory

  17. The Hebb Rule Illustrated

  18. The Generalized Delta Rule

  19. Easy Pattern Recognition Problems

  20. Hard Pattern Recognition Problems

  21. PDP Networks and Hard Diagnosis

  22. PDP Networks Learn

  23. Generalized Delta Rule -- or Error Backpropagation

  24. Learning as Gradient Descent

  25. Diagnostic Power of Value Units

  26. Discrimination of Subjects - 1

  27. Discrimination of Subjects - 2

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