[Customer]

-    South Korean Broadcasting Company

[Key Objectives]

-    Analyze the inauguration speeches of South Korea’s presidents (from the 1st to the 19th) to:

 ① Identify the key themes emphasized by each president and how their focus has evolved over time.

 ② Determine the most frequently used words by each president.

[Key Activities]

Data Collection) Collected the inauguration speeches of South Korea’s 1st to 19th presidents (a total of 12 presidents).

Data Preprocessing)

-      Extracted nouns (handling synonyms, proper nouns, and compound nouns).

-      Removed stop words to improve analysis accuracy.

Data Analysis)

-      Conducted word network analysis to identify key relationships between terms.

-      Performed topic modeling and analyzed the distribution of topics over time.

[Utilization of Results]

-      Identified the major themes (mega topics) emphasized by each president.

-      Analyzed key topics in political, diplomatic, social, and economic fields for each president.

-      Tracked shifts in topic emphasis over different time periods in political, diplomatic, social, and economic contexts.

-      Compared the similarities and differences in presidential speeches based on key topics.

-      Revealed the primary keywords for each president and examined the relationships between them.

Photo : Unsplash by Clark Gu