From: Sensor Guardian: prevent privacy inference on Android sensors
Sensor type | Sampling rates | Original mean time interval between events (int orig, unit: μs) | Policies | Absolute time overhead (int inst− int orig, unit: μs) | Relative time overhead ((int inst− int orig)/int orig, unit: 0 /000) |
---|---|---|---|---|---|
Fastest | 8392.208918 | Allow All | 0.07 | 0.08 | |
Deny All | 0.001 | 0.001 | |||
Accelerometer | Randomization | 0.02 | 0.02 | ||
Game | 20141.28197 | Allow All | 0.08 | 0.04 | |
Deny All | 0.03 | 0.01 | |||
Randomization | 0.16 | 0.08 | |||
Fastest | 16784.63194 | Allow All | 0.008 | 0.005 | |
Deny All | 0.009 | 0.005 | |||
Magnetic field | Randomization | 0.002 | 0.001 | ||
Game | 20141.59088 | Allow All | 0.02 | 0.009 | |
Deny All | 0.004 | 0.002 | |||
Randomization | 0.04 | 0.02 | |||
Fastest | 5035.314463 | Allow All | 0.003 | 0.001 | |
Deny All | 0.01 | 0.02 | |||
Gyroscope | Randomization | 0.01 | 0.01 | ||
Game | 20141.28592 | Allow All | 0.16 | 0.08 | |
Deny All | 0.12 | 0.06 | |||
Randomization | 0.03 | 0.02 |