Ferrucci then begins: "Real language is filled with nuance, slang and metaphor.

然后费鲁奇接着说：“现实语言充满细微差别，俚语和比喻。

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Elsewhere, Ferrucci has been more circumspect about Watson's level of "understanding."

在别处，费鲁奇对于沃森的理解水平颇为谨慎。

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But when you talk to Ferrucci, you realize that QA is using quite stupid, Google-style statistical techniques that aren't remotely like anything humans do.

但是当你和Ferrucci交谈时，你会发现QA使用的是十分愚蠢、谷歌式统计技术，和人类行为相差甚远。

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"It overcomes the recall blindness of finding documents you forgot you had read, " said Ferrucci.

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Dr Ferrucci said the tough part for Watson is that it has to "know what it knows with utmost confidence".

BBC: IBM supercomputer set for Jeopardy quiz show showdown

During a viewing of the tape of the show earlier today, David Ferrucci, the IBM manager who heads up the Watson project, explained that Jeopardy!

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