week_4

2 Visualization Example(tentative)

• R Leaflet Map Visualization.

  • Leaflet for R official

  • 地圖套件：繪製網頁互動式地圖，呈現經緯度座標資料

  • About geojson

    • 什麼是geojson?

    • Try geojson.io

      • check 地理區塊自己畫 – 使用 geojson.io

    • Drawing leaflet with GeoJSON & TopoJSON 

• R Social Network Analysis Graph

  • 關於社會網絡分析(Social Network Analysis)

    • 什麼是社會網路分析

    • Social Network Analysis intro slides

    • Social Network Visualization

  • 關於R的sna與igraph套件

    • 套件連結

      • sna package manual

      • igraph package manual

    • 範例參考：

      • 快速了解 -> 數據科學中的R與Python
      • 完整學習 -> Stanford Social Network Analysis Labs in R and SoNIA
      • 完整學習 -> Social Networks in R Shizuka Lab

• R Text Mining.

  • Text mining and word cloud fundamentals in R : 5 simple steps you should know
  • [An introduction to data cleaning with R](https://cran.r-project.org/doc/contrib/de_Jonge+van_der_Loo-Introduction_to_data_cleaning_with_R.pdf)
  • Package ‘wordcloud’