By Miklós Kurucz, András A. Benczúr (auth.), Haizheng Zhang, Myra Spiliopoulou, Bamshad Mobasher, C. Lee Giles, Andrew McCallum, Olfa Nasraoui, Jaideep Srivastava, John Yen (eds.)
This publication constitutes the completely refereed post-workshop lawsuits of the ninth overseas Workshop on Mining net information, WEBKDD 2007, and the first overseas Workshop on Social community research, SNA-KDD 2007, together held in St. Jose, CA, united states in August 2007 together with the thirteenth ACM SIGKDD foreign convention on wisdom Discovery and knowledge Mining, KDD 2007.
The eight revised complete papers offered including an in depth preface went via rounds of reviewing and development and have been conscientiously chosen from 23 preliminary submisssions. the improved papers deal with all present matters in net mining and social community research, together with conventional internet and semantic net functions, the rising functions of the internet as a social medium, in addition to social community modeling and analysis.
Read or Download Advances in Web Mining and Web Usage Analysis: 9th International Workshop on Knowledge Discovery on the Web, WebKDD 2007, and 1st International Workshop on Social Networks Analysis, SNA-KDD 2007, San Jose, CA, USA, August 12-15, 2007. Revised Papers PDF
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Additional resources for Advances in Web Mining and Web Usage Analysis: 9th International Workshop on Knowledge Discovery on the Web, WebKDD 2007, and 1st International Workshop on Social Networks Analysis, SNA-KDD 2007, San Jose, CA, USA, August 12-15, 2007. Revised Papers
Example text
As previously mentioned, communication of this kind contributes to this value only if the next incoming email was received within three business days of the original outgoing email. 2 Communication Networks The first step is to construct an undirected graph and find all cliques. To build this graph, an email threshold N is first decided on. Next, using all emails in the dataset, we create a vertex for each account. An undirected edge is then drawn between each pair of accounts which have exchanged at least N emails.
We discuss the unsupervised approach in this section, and defer the discussion of supervised techniques to Section 6. 1 Data Preprocessing To analyze the content of the jam posting, we preprocess the text data and convert them into vectors using bag-of-words representation. More specifically, we put all the postings within one thread together and treat them as one big document. To keep the data clean, we remove all the threads with less than two postings, which results in 1095 threads in Phase 1 and 244 threads in Phase 2.
Additionally, when we iterate and average over all j, we will assume that the overall importance of user i will be reflected in this overall average of his or her importance to each of the other people in the organization. In other words, if people generally respond (relatively) quickly to a specific user, we can consider that user to be (relatively) important. To compute the average response time for each account x, we collect a list of all emails sent and received to and from accounts y1 through yn , organize and group the emails by account y1 through yn , and compute the amount of time elapsed between every email sent from account x to account yj and the next email received by account x from account yj .