Developed By Jean-paul Benzrci More Than 30 Years Ago, Correspondence Analysis As A Framework For Analyzing Data Quickly Found Widespread Popularity In Europe. The Topicality And Importance Of Correspondence Analysis Continue, And With The Tremendous Computing Power Now Available And New Fields Of Application Emerging, Its Significance Is Greater Than Ever.correspondence Analysis And Data Coding With Java And R Clearly Demonstrates Why This Technique Remains Important And In The Eyes Of Many, Unsurpassed As An Analysis Framework. After Presenting Some Historical Background, The Author Presents A Theoretical Overview Of The Mathematics And Underlying Algorithms Of Correspondence Analysis And Hierarchical Clustering.