Our version of the data set is available here:
(please right click to download these files instead of browsing them!)
184 employee names as well as email addresses.
(time, from, to) tuples,
where "time" is in elapsed seconds since Jan. 1, 1970, and "from" and "to" are employee indices.
(time, from, receiver, tag),
where tag is 0 (to), 1 (CC), and 2 (BCC) for "receiver".
[2] C.E. Priebe, J.M. Conroy, D.J. Marchette, and Y. Park, "Scan Statistics on Enron Graphs," SIAM International Conference on Data Mining, Workshop on Link Analysis, Counterterrorism and Security, Newport Beach, California, April 23, 2005. (siamenron.pdf, the reprint)
[3] Gina Kolata, "Enron Offers an Unlikely Boost to E-Mail Surveillance," New York Times,, Week in Review, May 22, 2005. (Full article) ("Finding Patterns in Corporate Chatter")
[4] C.E. Priebe, "Scan Statistics on Enron Graphs," IPAM Summer Graduate School: Intelligent Extraction of Information from Graphs and High Dimensional Data,, UCLA, July 11-29, 2005. (cepssg072105.pdf) (video presentation, you may need the lastest version of RealPlayer.)
[5] C.E. Priebe, "Scan Statistics on Enron Graphs," 2005 Fall Department of Applied Mathematics and Statistics Seminars,, September 15, 2005, The Johns Hopkins University. (cepssgams2005.pdf)
[6] Y. Park, C.E. Priebe, D.J. Marchette, "Scan Statistics on Enron Hypergraphs,", Interface 2008, Durham, North Carolina, May 21, 2008, (hgraph-interface08-handout.pdf)