Which Response Is Not a Challenge Engineers Faced in Designing

question 6

Multiple Choice

Which response is not a challenge engineers faced in designing automated speech recognition software?

• A) The stream of speech sounds proceeds without many silences, making it hard to decide when the signal has ended one word and begun the next word.
• B) Individual speakers vary widely in how they pronounce phonemes.
• C) Even a voice-activated toy dog must understand the meaning of individual words if it is to respond differently to each of them.
• D) Background noise overlaps with the kinds of sounds present in the speech signal, making it unclear which source produced which component of the sound stream.

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The degree to which a recipient perceives the communicator of a message as trustworthy and knowledgeable.

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