By "looping", I'm assuming you mean "recurrent"? If so, you might be interested these: http://www.idsia.ch/~juergen/rnn.html http://www.idsia.ch/~juergen/rnn.h

By "looping", I'm assuming you mean "recurrent"? If so, you might be interested these: http://www.idsia.ch/~juergen/rnn.html http://www.idsia.ch/~juergen/rnn.html http://www.lsm.tugraz.at/learning/framework.html http://www.lsm.tugraz.at/learning/framework.html http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.31.6787 http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.31.6...