Crash Detect for Bike Share

-Input

Accelerometer: detecting possible crash or fall by speed

Microphone Sensor: detecting crash sound

-Definition

a crash is only identified if both sensors on the module

-Output

1. MQTT-Based reporting system

2. Two Scores

3. Confidence

4. Severity

5. Button on Website

-Detecting Algorithm

Accelerometer, Microphone Sensor sends and Heart Sensor, three must all comply so that a message can be sent

-Requirements

Accelerometer: Over a certain G value

Microphone:Sudden dramatic increase

Heart Sensor: An absence of heart rate in 15s

Confidence score and Severity score will be calculated based on data from Accelerometer, Microphone Sensor, and GPS sensor.