This will install all dependencies, including the two
wake word engines from Sensory and KITT.AI.
Includes the hooks to add your own
wake word engine to detect the Alexa wake word in an input stream.
«With this update,
the wake word engine on the device handles the initial detection of «Alexa,» and then a secondary cloud - based check verifies the utterance.
Use the MATRIX mic array together with a third - party
wake word engine.
Return to alexa - avs - sample - app documentation and execute Step 7 but in the last terminal select the sensory
wake word engine.
Initial detection is performed by
the wake word engine on the product, then the wake word is verified in the cloud.
Voice - initiated products start to stream user speech to AVS when a wake word, such as «Alexa», is detected by
the wake word engine; the stream is closed when the user stops speaking or user's intent has been identified and the service returns a StopCapture directive.
Inclusion of the wake word in the stream allows AVS to perform cloud - based wake word verification, which reduces false wakes (the number of times
the wake word engine falsely recognizes the wake word).
Historically, the wake word activation is handled locally by
the Wake Word Engine (WWE) software on the device and then requests are handled by cloud resources.
Once
the wake word engine detects the wake word — «Alexa», «Echo», or «Amazon» — depending on your settings, Alexa is activated and processes your request just like any Amazon Echo device would.
With this update,
the wake word engine (WWE) on the device handles the initial detection of «Alexa», and then a secondary cloud - based check verifies the utterance.
Once a developer enables the feature on their product, the system hears «Alexa», and routes it to the WWE,
the Wake Word Engine, to be verified.
Not exact matches
Snips» software stack includes its
wake word («Hey Snips»), application logic, speech recognition
engine, and language understanding module.
It will be interesting to see how this stands up to other
wake -
word engines such as Snowboy which have the capability of custom
wake word support.
Mozer: We can do
wake - up
words for any
engine we like, but we have decided to do it for Alexa first.
The new feature, aptly named Cloud - Based
Wake Word Verification, integrates a dedicated engine that can detect words that sound like wake words and help to eliminate false ala
Wake Word Verification, integrates a dedicated
engine that can detect
words that sound like
wake words and help to eliminate false ala
wake words and help to eliminate false alarms.
With time, as the
engine gets more data, it could also help Alexa - based devices to hear their
wake word against backgrounds with increasingly louder and more complicated noise.