Time Series Iot Data Aggrication on Web Application using D3.js.

1. Iot Data
Aggrigation
2017.3.29 Gotanda.pm #12
@dokechin

2. Iot Refrigerator
• I attached a gyro sensor with Arduino
to the refrigerator door.
• Collect the sensor data by Sakura Iot
Platform.

3. Data Contents
• Refrigerator open count.
• Refrigerator open second.
• Send from Arduino every one minutes.

4. Visualized on graph
https://ambidata.io

5. A new demand arises
• Aggregate by day,month,year.
• With simple operation.

6. Developed Web
Application

7. Server side API
Request
{“start”:”2017”,”end”:”2018”,uni
t:”year”}
Response
{[“timestamp”:”2017”,”open_count”:1034,”open_second”:4123],
[“timestamp”:”2018”,”open_count”:983,”open_second”:5120]}

8. Client Side
• D3.js - D3.js is a JavaScript library
for manipulating documents based on
data.

9. DEMO

10. Reference
• https://github.com/dokechin/
sum_graph_web