According to Sina. Mini fitness mirror adopts the popular voice interaction technology. Among them, off-line speech recognition technology can realize voice guidance without power supply. This technology uses the built-in speech recognition model, and finally realizes the off-line voice interaction service by collecting the user's voice signals and performing voice processing when the devices are not connected to the network.
It should be noted that in offline mode, the processing speed of voice commands will be affected to some extent. Therefore, it is necessary to input relevant speech model data before going offline. At the same time, the influence of noise on speech recognition should also be considered when offline speech recognition is carried out. In order to ensure the accuracy of off-line speech recognition, it is necessary to choose a quiet environment when using it.