1. Data pre-processing

I organized the data for three users and visualized the time on the network

*Node (CSV file)

*Edge (CSV file)

* time

2.Java Study

I studied how real developers use interfaces.

*Code

*UML

*Link

https://postechackr-my.sharepoint.com/personal/juhpark_postech_ac_kr/_layouts/15/onedrive.aspx?originalPath=aHR0cHM6Ly9wb3N0ZWNoYWNrci1teS5zaGFyZXBvaW50LmNvbS86ZjovZy9wZXJzb25hbC9qdWhwYXJrX3Bvc3RlY2hfYWNfa3IvRW1jVUZLV0dzRkpMc3hXU21Kck1ydElCd3VzaXdxM1ZRdzBxb21pTy1EYzNLdz9ydGltZT1PT2pUVlZwRjEwZw&id=%2Fpersonal%2Fjuhpark%5Fpostech%5Fac%5Fkr%2FDocuments%2FPDI%20Lab%2FChang%20Mi%2F1001