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Mycroft does Wake Word spotting, also called keyword spotting, through its Precise Wake Word engine. [15] Prior to Precise becoming the default Wake Word engine, Mycroft employed PocketSphinx. Instead of being based on phoneme recognition, Precise uses a trained recurrent neural network to distinguish between sounds which are, and which aren't ...
In the default mode, the device continuously listens to all speech, monitoring for the wake word to be spoken, which is primarily set up as "Alexa" (derived from Alexa Internet, the Amazon-owned Internet indexing company). Echo's microphones can be manually disabled by pressing a mute button to turn off the audio processing circuit.
A special case of keyword spotting is wake word (also called hot word) detection used by personal digital assistants such as Alexa or Siri to activate the dormant speaker, in other words "wake up" when their name is spoken. In the United States, the National Security Agency has made use of keyword spotting since at least 2006. [3]
The sounds we hear in our digital lives often contain more information than we think. Amazon's lead sound designer tells us the process behind the Echo's notifications
Just say the wake word "Alexa" and Genie plays music, controls your smart home devices, answers your questions, sets calendars, reports the weather and news and more.(2.4GHz Wi-Fi Network Support ...
Alexa-powered Echo devices can also make phone calls, either to numbers in your contact list (which can be imported into the Alexa app) or any number you ask Alexa to dial. One exception: 911.
The privacy policy of Amazon's virtual assistant, Alexa, states that it only listens to conversations when its wake word (like Alexa, Amazon, Echo) is used. It starts recording the conversation after the call of a wake word, and stops recording after 8 seconds of silence. It sends the recorded conversation to the cloud.
Amazon’s listening device-cum-speaker Echo could be about to get even creepier, according to a new patent application filed by the online shopping giant. The patent application says, ‘A user ...