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pro vyhledávání: '"Mannepalli Krishna"'
Autor:
Vadlamani Ravi, Mannepalli Krishna
Publikováno v:
Neurocomputing. 138:106-113
In this paper we proposed online, offline and semi-online data imputation models based on the four auto associative neural networks. The online model employs mean imputation followed by general regression auto associative neural network (GRAANN). The
Autor:
Vadlamani Ravi, Mannepalli Krishna
Publikováno v:
2013 IEEE International Conference on Computational Intelligence and Computing Research.
We propose a data imputation method based on Particle Swarm Optimization (PSO) and covariance matrix of the data. PSO is used to minimize the following error functions in a nested form (i) Mean squared error between the covariance matrix of the set o