たすかります
わからないこと一つあったのですが教えていただけないでしょうか?
Q. AccとGyroのデータは頭部のローカル座標系のデータになるんですか?もしくは片耳だけのデータでしょうか?

Transform compatible AirPods into a motion sensor to track head movements. Visualize acceleration, gyroscope, and attitude data in real-time and save it as a CSV file for research and analysis.
1.3.0
August 6, 2026
This update includes minor improvements and bug fixes.
Earphones Sensor can measure acceleration, gravity direction, rotation rate (gyroscope), and attitude (pitch, roll, yaw) using your compatible AirPods' built-in motion sensors.
Simply wear your compatible AirPods and tap a button within the app. The sensors will capture your motion, which can be viewed on a real-time graph and saved for analysis.
Yes, Earphones Sensor allows you to save recorded motion data as a CSV file, which can be accessed from the Files app for research and data analysis.
Earphones Sensor requires AirPods with built-in motion sensors and is supported on iPhone, iPad, and iPod devices.
Yes, Earphones Sensor contains advertisements.
Earphones Sensor is available for free, but it does contain advertisements.
The latest version, 1.3.0, was released on August 6, 2026, indicating regular updates to improve functionality and support.
Earphones Sensor has an age rating of 4+, making it suitable for a wide range of users.