CMSC 727: Neural Modeling - Fall 2008


Lectures and Assignments

These abbreviations are used in the following assignments:


Course Summary and Reading Assignments
 Date Lecture Topics Assigned Readings
9/2 How the Brain Computes
    (Lecture Slides)
G. Fischbach: Mind and Brain, Scientific American, Sept 1992, 48 - 57 (pdf)
9/4 Learning   (Lecture Slides)
Neural Computation   (Slides)
Mehrotra, Chap. 1
Demuth, Chap. 1 and 2
9/9 Logical Neurons
 
Perceptron Basics
    (Lecture Slides)
Matlab Assignments
Griffith J, Mathematical Neurobiology, 1971, 29-32 (pdf)
Mehrotra, Sects. 2.1, 2.2
 
(see Useful Links off class page)
9/11 Neural Network Toolbox
Perceptron Properties
 
Demuth, Chap. 3
 
(Assignment 1 out; due 11 AM 9/25)
9/16 Perceptron Properties
Perceptron Learning
 
Mehrotra, Sects. 2.3-2.5.1
9/18 Perceptrons: Practical Issues
Linear Associative Memory
    (Lecture Slides)
LMS Learning Preliminaries
 
 
 
Mehrotra Sect. 2.5.2-2.6
9/23 LMS Rule
Hebb's Rule
 
Demuth 4.1-8, 4.13-19
Mehrotra pp. 217-222
(Assignment 2 out; due 11 AM 10/2)
9/25 Linear Nets (concluded)
Error Backpropagation
    (Lecture Slides)



Mehrotra Sects. 3.1-3.3
Rumelhart et al: Learning Representations by BackPropagating Errors, Nature, 329, 1986, 533-6 (pdf)  
9/30 Review Assignment 1
EBP Derivation
Representation
    (Lecture Slides)
 
 
Mehrotra, Sects. 3.4 - 3.5 (omit 3.5.3)
 
10/2 EBP in Practice
EBP Learning Variations
 
 
 
 
Demuth, 5.1-5.22
Reidmiller, RPROP Algorithm, Proc. ICNN, 1993, 586 - 591 (pdf)
(Assignment 3 out; due 10/16 and 10/19)
10/7 Review Assignment 2
EBP Issues and Variations
 
Mehrotra, Sects. 4.3.2, 4.5, 4.6
10/9 Data Separation, Regularization
EBP Applications
    (Lecture Slides)
 
 
Mehrotra, Sects. 3.7, 3.8
Pazzani M & Dyer M, Concept Identification, Proc. 10th IJCAI, 1987, 147-150 (pdf)
10/14 Hidden Layer Analysis
    (Lecture Slides)
Dynamic Architectures
    (Lecture Slides)
RBF Networks
 
 
Mehrotra, Sects. 4.2-4.2.2, 4.2.5
 
Mehrotra, Sect. 4.4
10/16 RBF Networks see above
10/21 Review Assignment 3
- end of midterm topics -
Recurrent Networks
Neurobiological Circuits
 
 
Associative Networks
 
 
 
    (Lecture Slides)
 
- end of midterm readings -
 
Douglas R & Martin K. Recurrent Neuronal Circuits in the Neocortex, Current Biology, 17, 2007, 496-500. (pdf)
Rumelhart D et al. Perceptual Completion, Parallel Distrib. Process., 1986, 20-25. (pdf)
McClelland J & Rogers T. PDP Approach to Semantic Cognition, Nature Reviews Neurosci., 4, 2003, 310-315 only, plus Fig. 4. (pdf)  
10/23     MIDTERM EXAM     ----
10/28 Review Midterm Exam
Dynamics
 
Dynamical Systems: Attractors (html)
10/30 Review Assignment 3, Part 2
Dynamical Systems (cont.)
    (Lecture Slides)
Diffeq. Activation Rules
Random Logical Neuron Nets
    (Lecture Slides)
 
 
 
 
 
Randomly Connected Networks, in J. Griffith, Mathematical Neurobiology, Academic Press, 1971, pp. 67-69, 74-75, 82-83. (pdf)
11/4 Assignment 4 Discussion
Random Logical Neuron Nets
Recurrent Linear Networks
    (Lecture Slides)
 
 
 
 
Huberman B and Hogg T. Phase Transitions in AI Systems AI Journal, 33, 1987, 155-171 (omit Sect. 2 and Sect. 3.3) (pdf)    
(Assignment 4 out; due 11 AM, 11/13)
11/6 Role/Types Inhibition
Unsupervised Learning
    (Lecture Slides)
Oja's Rule  

Competitive Learning
Mehrotra, 157-164
 
 
Hertz, One Linear Unit, Intro. to Theory of Neural Computation, 1991, 199-202 (pdf)
 
11/11 Competitive Learning
    (Lecture Slides)
Mehrotra, 164-170
 
11/13 SOM: biol. inspiration
    (Lecture Slides)
Iterative, Multi-Winner SOM
    (Lecture Slides)  
 
One Step, Single Winner SOM
 
 
von der Malsburg C: Self-Organization of Orientation Sensitive Cells ..., Kybernetik, 14, 1973, 85-100 (pdf)
 
11/18 Review Assignment 4
Assignment 5 Discussion
One Step, Single Winner SOM
SOM: Theory and Practice
    (Lecture Slides)
 
 
Mehrotra, 188-197
Demuth, 9.9-9.29
(Assignment 5 out; due 11 AM, 12/2)
11/20 Dynamic Network Construction
    (Lecture Slides: see last class)
Other Competitive Learning
    (Lecture Slides)
 
 
Energy-Minimizing Networks
    (Lecture Slides)
 
 
Mehrotra, Sects. 5.2, 5.6
Carpenter G & Grossberg S: Massively Parallel Architecture ..., Computer Vision, Graphics and Image Processing, 37, 1987, 54-75 only. (pdf)
 
 
11/25 Hopfield Networks
 
 
 
 
Mehrotra, pp. 227-241
Hopfield J. Neural Networks ... with Collective Computational Abilities, PNAS, 79, 1982, 2554-2558. (pdf)
(Assignment 6 out; due 11 AM, 12/9)
11/27 No Class (University Closed)       -------
12/2 Hopfield Networks (cont.)
Stochastic Versions
 
Mehrotra, Sect. 7.3
12/4 Review Assignment 5
    (Lecture Slides)
Stochastic Hopfield Nets
    (Lecture Slides)
Simulated Annealing
 
Continuous-Valued Networks
 
 
 
 
 
 
Kirkpatrick S et al: Optimization by Simulated Annealing, Science, 220, 1983, 671-680 (pdf)
The next paper is a reference (not assigned):
Hopfield J and Tank D: Neural ... Optimization, Biological Cybernetics, 52, 1985, 141-152. (pdf)
12/9 SOM's for Optimization
    (Lecture Slides)
Recurrent EBP
    (Lecture Slides)
Echo State Networks
    (Lecture Slides)
 
 
Angeniol B et al: SOM's and TSP, Neural Networks, 1, 1988, 289-293 (pdf)
 
 
Jaeger H & Haas H, Harnessing Nonlinearity, Science, 304, 2004, 78-80 (pdf)
Tong M et al, Learning Grammatical Structure ..., Neural Networks, 20, 2007, 424-432 (pdf)
12/11 Review Assignment 5
    (Lecture Slides)
Neural Oscillators
    (Lecture Slides)
 
 
 
 
Phase-Coupled Oscillators
Wrap-Up
 
 
Kimura H et al, Dynamic Walking ... Using Neural Oscillators, Autonomous Robots, 7, 1999, 247-258 (pdf)
The next paper is a reference (not assigned):
Wang D, Emergent Synchrony ..., IEEE Trans. Neural Networks, 6, 1995, 941-948 (pdf)
 
 
12/15     8 AM: FINAL EXAM       -------


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