Table 1 Characteristics of sensors to measure tremor severity
From: Tremor assessment using smartphone sensor data and fuzzy reasoning
Accelerometer | Gyroscope | EMG | Force sensors | |
|---|---|---|---|---|
Gravitational component | Yes | No | No | No |
Signal to noise ratio | Low to high | High | High | High |
Size of the sensor | Small | Small | Small | Large |
Easy to use | Yes | Yes | Variable | No |
Invasive | No | No | Yes | No |
Cost | Cheap | Cheap | Cheap | Expensive |