Confidence score for the measurement (0.0 to 1.0)
float confidence = 4;
Whether the measurement is considered stable/reliable
bool stable = 3;
Relative time of the measurement in seconds since start of recording (deprecated)
float time = 1 [deprecated = true];
Absolute timestamp at which the measurement was taken, in microseconds, since Linux epoch
int64 timestamp = 5;
The measured value
float value = 2;