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Passcodes no more(a first foray)
By time phone is brought to face, device unlocked
Continuous authentication
+
Collecting Data
Jon
Gyroscope X Accelerometer X
Jon
Gyroscope X Accelerometer X
Jon
?
Gyroscope X Accelerometer X
Jon
Gyro
sc
op
eJon
X
Y
Z
X
Y
Z
Ac
ce
lero
me
ter
KNNKNN
100% intra-session accuracy
KNN
100% intra-session accuracy
KNN
2% inter-session accuracy
…
100% intra-session accuracy
KNN
2% inter-session accuracy
Jon
Tomorrow
Jon
Today
Jon
Tomorrow
Jon
Today
posture
Jon
Tomorrow
Jon
Today
posture
weather
Jon
Tomorrow
Jon
Today
posture
weather
caffeine?
Jon
Tomorrow
Jon
Today
posture
weather
caffeine?
emotion
Jon
Tomorrow
Jon
Today
posture
weather
caffeine?
Booze?
emotion
Jon
Tomorrow
Jon
Today
posture
weather
caffeine?
Booze?
Lot of booze?
emotion
Jon
Tomorrow
Jon
Today
posture
weather
caffeine?
Booze?
Lot of booze?
emotion
…
Principal Component Analysis
Gyroscope
x10 Opacity x10 Opacity
Accelerometer
x10 Opacity x10 Opacity
gyroscope accelerometer+
6 dimensions
=
Dimensionality reduction via Eigenvectors
Accelerometer & Gyroscope
Insight from both
Binary Classification
Binary Classification
//TODO
Thank you
Thank you , Jon
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