Bioinformatics Advance Access originally published online on January 22, 2004
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Bioinformatics 20(3) © Oxford University Press 2004; all rights reserved.
Applications Note |
Predicting protein secondary structure by cascade-correlation neural networks
School of Chemistry, University of Nottingham, University Park, Nottingham NG7 2RD, UK
Received on February 20, 2003
; revised on June 20, 2003
; accepted on August 9, 2003
Advance Access Publication January 22, 2004
Summary: The back-propagation neural network algorithm is a commonly used method for predicting the secondary structure of proteins. Whilst popular, this method can be slow to learn and here we compare it with an alternative: the cascade-correlation architecture. Using a constructive algorithm, cascade-correlation achieves predictive accuracies comparable to those obtained by back-propagation, in shorter time.
Availability: A web server is available to a trained cascade-correlation neural network, with links to the source code for both algorithms.
Contact: jonathan.hirst{at}nottingham.ac.uk