Yutaka Kobayashi

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This paper considers a dialog control strategy based on the reliability of speech recognition. The spoken dialog system using this strategy accepts an utterance of the user if the reliability is high, while it rejects the utterance and asks the user to speak again (the basic strategy), or conrms the content of the utterance if the reliability is low. The(More)
This paper proposes and analyzes mathematically an interactive strategy to recover from misrecognition of utterances including multiple information items through a short conversation with a speaker. First the speech rec-ognizer in a dialogue system recognizes an utterance and evaluates the reliability of each item contained in it. The dialogue system(More)
INTRODUCTION The most common cause of central pontine myelinolysis is an overly rapid correction of hyponatremia, although it can also occur in patients with any condition leading to nutritional or electrolyte stress. We report a case of diffuse large B-cell lymphoma with central pontine myelinolysis developing at the onset of disease. To the best of our(More)
Culture can grow cumulatively if socially learnt behaviors are improved by individual learning before being passed on to the next generation. Previous authors showed that this kind of learning strategy is unlikely to be evolutionarily stable in the presence of a trade-off between learning and reproduction. This is because culture is a public good that is(More)
BACKGROUND Hemophilia A is an X-linked recessive disorder caused by a deficiency in factor VIII. Hemophilia A affects 1 in 5,000-10,000 males. Hematuria is frequent in hemophilia. Hematuria in hemophilia is generally considered benign and manageable with conservative therapy; however, severe hematuria requiring surgical therapy has rarely been reported. (More)