Maria Letizia Marchegiani

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The multiplication of Friend leukemia cells in the spleens of irradiated or nonirradiated histocompatible DBA/2 mice was determined by the uptake of 125-5-iodo-2'-deoxyuridine. The multiplication was inhibited by daily treatment with mouse interferon preparations or the interferon inducer, Newcastle disease virus. Since, under the experimental conditions(More)
As a step toward the design of a robot that can take part to a conversation we propose a robotic system that, taking advantage of multiple perceptual capabilities, actively follows a conversation among several human subjects. The essential idea of our proposal is that the robot system can dynamically change the focus of its attention according to visual or(More)
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