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14 - Dynamics of Supervised Learning with Restricted Training Sets

Published online by Cambridge University Press:  28 January 2010

A. C. C. Coolen
Affiliation:
Department of Mathematics, King's College, University of London, Strand, London WC2R 2LS, U.K.
D. Saad
Affiliation:
Department of Computer Science and Applied Mathematics, Aston University, Aston Triangle, Birmingham B4 7ET, U.K.
David Saad
Affiliation:
Aston University
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Summary

Abstract

We study the dynamics of supervised learning in layered neural networks, in the regime where the size p of the training set is proportional to the number N of inputs. Here the local fields are no longer described by Gaussian distributions. We show how dynamical replica theory can be used to predict the evolution of macroscopic observables, including the relevant performance measures, incorporating the theory of complete training sets in the limit p/N → ∞ as a special case. For simplicity we restrict ourselves here to single-layer networks and realizable tasks.

Introduction

In the last few years much progress has been made in the analysis of the dynamics of supervised learning in layered neural networks, using the strategy of statistical mechanics: by deriving from the microscopic dynamical equations a set of closed laws describing the evolution of suitably chosen macroscopic observables (dynamic order parameters) in the limit of an infinite system size [e.g. Kinzel & Rujan (1990), Kinouchi & Caticha (1992), Biehl & Schwarze (1992, 1995), Saad & Solla (1995)]. A recent review and more extensive guide to the relevant references can be found in Mace & Coolen (1998a).

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Publisher: Cambridge University Press
Print publication year: 1999

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  • Dynamics of Supervised Learning with Restricted Training Sets
    • By A. C. C. Coolen, Department of Mathematics, King's College, University of London, Strand, London WC2R 2LS, U.K., D. Saad, Department of Computer Science and Applied Mathematics, Aston University, Aston Triangle, Birmingham B4 7ET, U.K.
  • Edited by David Saad, Aston University
  • Book: On-Line Learning in Neural Networks
  • Online publication: 28 January 2010
  • Chapter DOI: https://doi.org/10.1017/CBO9780511569920.015
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  • Dynamics of Supervised Learning with Restricted Training Sets
    • By A. C. C. Coolen, Department of Mathematics, King's College, University of London, Strand, London WC2R 2LS, U.K., D. Saad, Department of Computer Science and Applied Mathematics, Aston University, Aston Triangle, Birmingham B4 7ET, U.K.
  • Edited by David Saad, Aston University
  • Book: On-Line Learning in Neural Networks
  • Online publication: 28 January 2010
  • Chapter DOI: https://doi.org/10.1017/CBO9780511569920.015
Available formats
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To save content items to your account, please confirm that you agree to abide by our usage policies. If this is the first time you use this feature, you will be asked to authorise Cambridge Core to connect with your account. Find out more about saving content to Google Drive.

  • Dynamics of Supervised Learning with Restricted Training Sets
    • By A. C. C. Coolen, Department of Mathematics, King's College, University of London, Strand, London WC2R 2LS, U.K., D. Saad, Department of Computer Science and Applied Mathematics, Aston University, Aston Triangle, Birmingham B4 7ET, U.K.
  • Edited by David Saad, Aston University
  • Book: On-Line Learning in Neural Networks
  • Online publication: 28 January 2010
  • Chapter DOI: https://doi.org/10.1017/CBO9780511569920.015
Available formats
×