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  2. Perceptual Evaluation of Speech Quality - Wikipedia

    en.wikipedia.org/wiki/Perceptual_Evaluation_of...

    NR algorithms (e.g., Recommendation ITU-T P.563 [7]) are low-accuracy estimates only, as the originating voice characteristics (e.g., male or female talker, background noise, non-voice) of the source reference is completely unknown. A common variant of NR algorithms does not even analyze the decoded audio signal, but works on an analysis of the ...

  3. Echo suppression and cancellation - Wikipedia

    en.wikipedia.org/wiki/Echo_suppression_and...

    If the delay is slightly longer, around 50 milliseconds, humans cannot hear the echo as a distinct sound, but instead hear a chorus effect. [3] In the earlier days of telecommunications, echo suppression was used to reduce the objectionable nature of echos to human users. One person speaks while the other listens, and they speak back and forth.

  4. Amazon Echo - Wikipedia

    en.wikipedia.org/wiki/Amazon_Echo

    Amazon Echo, often shortened to Echo, is a brand of smart speakers developed by Amazon.Echo devices connect to the voice-controlled intelligent personal assistant service Alexa, which will respond when a user says "Alexa".

  5. Amazon Alexa - Wikipedia

    en.wikipedia.org/wiki/Amazon_Alexa

    Amazon Alexa, or, Alexa, [2] is a virtual assistant technology largely based on a Polish speech synthesizer named Ivona, bought by Amazon in 2013. [3] [4] It was first used in the Amazon Echo smart speaker and the Amazon Echo Dot, Echo Studio and Amazon Tap speakers developed by Amazon Lab126.

  6. Amazon Says Alexa’s Differing Responses About Voting for ...

    www.aol.com/amazon-says-alexa-differing...

    Amazon insists that its Alexa voice-enabled assistant does not have any political opinions — and that Alexa’s responses explaining why someone should vote for VP Kamala Harris were a mistake.

  7. The best Bluetooth trackers for finding lost stuff in 2025 ...

    www.aol.com/lifestyle/the-best-bluetooth...

    It's pretty good overall, offering your choice of ringtones, an unlimited sharing option so others can locate your Tile, support for Siri in addition to Alexa and Google, and even the option to ...

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  9. Timeline of speech and voice recognition - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_speech_and...

    This will serve as a foundation for the company's future Voice Search product. [10] 2008: November 14: Application: Google launches the Voice Search app for the iPhone, bringing speech recognition technology to mobile devices. [11] 2011: October 4: Invention: Apple announces Siri, a digital personal assistant. In addition to being able to ...