ryan phillips week4_demo_noname

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Buildi ng a Better Boxer with Wearable Technology Ryan Phillips

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Page 1: Ryan phillips week4_demo_noname

Building a Better Boxer with Wearable Technology

RyanPhillips

Page 2: Ryan phillips week4_demo_noname

The Goal: Cleaner Woriout Feedbaci

StraightPunches Power Punches

Punches

Jab Cross Uppercut Hook

Block

Page 3: Ryan phillips week4_demo_noname

Analyzing the Data

RawData:• Motion inX, Y, Z• Rotation inX, Y,Z

Engineered Features inPostgreSQL:• Averages of each

dimension• Absolute value of Y-

motion

Createddatabase inPostgreSQL

Entered FeaturesintoRandom Forest

Optimized usingscikit-learn

Validatedusing newdata

Page 4: Ryan phillips week4_demo_noname

How is this woriing?

Notinformative

Page 5: Ryan phillips week4_demo_noname

How is this woriing?

Notinformative

Informative!

Page 6: Ryan phillips week4_demo_noname

Which Punches are being misclassified?

Twochallenges:

- JabsmixedwithCrosses

- Hooksoftenmisclassified

Page 7: Ryan phillips week4_demo_noname

Which Punches are being misclassified?

Solutions:

- SimplifyUI;CollapseJabsandCrossesintoonecategory

- RemoveNoisyHookData

Result:Accuracyincreasedfrom77%to89%

Page 8: Ryan phillips week4_demo_noname

Thank you for Your Attention

Ryan [email protected]