Luis Parra

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The maximization of the Mutual Information between the stochastic outputs neurons and the clamped inputs is used as unsupervised criterion for training a Boltzmann Machine. The resulting learning rule contains two terms com-sponding to the Hebbian and anti-Hebbian learning, The two terms are weighted by the amount of transmitted information in the learning(More)
The recognition of taxonomic ranks in the Linnean classification system is largely arbitrary. Some authors have proposed the use of divergence time as a universally standardized criterion. Agaricus (Agaricaceae, Agaricales) is a mushroom genus that contains many species of high commercial value. Recent studies using ITS sequence data discovered 11 new(More)
control of HIV infection through structured treatment interruptions with recommendations for experimental protocol. iii iv PARTICIPANTS 26. This workshop which was the seventh one held at NCSU brought together 39 graduate students. These students represented a large number of graduate programs The students were divided into six teams to work on " industrial(More)
iii iv PARTICIPANTS 26. This workshop which was the seventh one held at NCSU brought together 39 graduate students. These students represented a large number of graduate programs The students were divided into six teams to work on " industrial mathematics " problems presented by industrial scientists. These were not the neat, well-posed academic exercises(More)
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