An Ensemble Empirical Mode Decomposition, Self-Organizing Map, and Linear Genetic Programming Approach for Forecasting River Streamflow
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- @Article{barge:2016:Water,
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author = "Jonathan T. Barge and Hatim O. Sharif",
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title = "An Ensemble Empirical Mode Decomposition,
{Self-Organizing} Map, and Linear Genetic Programming
Approach for Forecasting River Streamflow",
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journal = "Water",
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year = "2016",
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volume = "8",
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number = "6",
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keywords = "genetic algorithms, genetic programming",
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ISSN = "2073-4441",
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URL = "https://www.mdpi.com/2073-4441/8/6/247",
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DOI = "doi:10.3390/w8060247",
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abstract = "This study focused on employing Linear Genetic
Programming (LGP), Ensemble Empirical Mode
Decomposition (EEMD), and the Self-Organising Map (SOM)
in modelling the rainfall-runoff relationship in a
mid-size catchment. Models were assessed with regard to
their ability to capture daily discharge at Lock and
Dam 10 along the Kentucky River as well as the hybrid
design of EEM-SOM-LGP to make predictions multiple
time-steps ahead. Different model designs were
implemented to demonstrate the improvements of hybrid
designs compared to LGP as a standalone application.
Additionally, LGP was used to gain a better
understanding of the catchment in question and to
assess its ability to capture different aspects of the
flow hydrograph. As a standalone application, LGP was
able to outperform published Artificial Neural Network
(ANN) results over the same dataset, posting an average
absolute relative error (AARE) of 17.118 and
Nash-Sutcliff (E) of 0.937. Using EEMD derived IMF
runoff subcomponents for forecasting daily discharge
resulted in an AARE of 14.232 and E of 0.981.
Clustering the EEMD-derived input space through an SOM
before LGP application returned the strongest results,
posting an AARE of 10.122 and E of 0.987. Applying LGP
to the distinctive low and high flow seasons
demonstrated a loss in correlation for the low flow
season with an under-predictive nature signified by a
normalised mean biased error (NMBE) of -2.353.
Separating the rising and falling trends of the
hydrograph showed that the falling trends were more
easily captured with an AARE of 8.511 and E of 0.968
compared to the rising trends AARE of 38.744 and E of
0.948. Using the EEMD-SOM-LGP design to make
predictions multiple-time-steps ahead resulted in a
AARE of 43.365 and E of 0.902 for predicting streamflow
three days ahead. The results demonstrate the
effectiveness of using EEMD and an SOM in conjunction
with LGP for streamflow forecasting.",
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notes = "also known as \cite{w8060247}",
- }
Genetic Programming entries for
Jonathan T Barge
Hatim O Sharif
Citations