This disclosure describes techniques for replying to a message without requiring a user to physically interact with a device. The techniques of this disclosure utilize machine learning and radar-based sensing. Potential replies to incoming messages are provided as suggestions. A gesture made by the user to select one of the replies is recognized using radar-sensing, and the reply mapped to the recognized gesture is sent.

Creative Commons License

Creative Commons License
This work is licensed under a Creative Commons Attribution 4.0 License.