Analyze the e-mail networks using igraph between the 150 employees of former Enron and find working groups/communities based on the e-mails frequencies for senders and receivers.

• The source code and the plot files are in email_networkanalysis subdirectory.
• email_network_analysis.R - R code for network e-mails analyses.

Find the main topics for the e-mails using LDA from topicsmodels package.

• The source code, word exclude list and output files are in emails_topics subdirectory.
• merge_emails_body.R - extract e-mails' content, merge the conten t and save in a file for each employee.
• email_body_topics.R - use tm package for text mining, data cleaning and find text topics with LDA from topicsmodels package.
• exclude_words_list.txt - file with a list of words which are deleted from docs corpus using tm_map.
• emails_topics_output_20151123.txt - output file from the execution of email_body_topics.R.