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Why/How We Use Twitter

Why/How We Use Twitter. Enkh-Amgalan Baatarjav Jedsada Chartree Thiraphat Meesumrarn. Motivation. A new way of communication Network size (3 rd most used SNS: 55m monthly visitors) Growth rate (1,381% Feb 2008 - Feb 2009) Global Social networking Answer the question of

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Why/How We Use Twitter

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  1. Why/How We Use Twitter Enkh-Amgalan Baatarjav Jedsada Chartree Thiraphat Meesumrarn

  2. Motivation • A new way of communication • Network size (3rd most used SNS: 55m monthly visitors) • Growth rate (1,381% Feb 2008 - Feb 2009) • Global • Social networking Answer the question of why we use Twitter

  3. Problem Definition • Understanding intentions • Intentions as an individual • Intentions as a community • Intentions as a network • Understanding behavior • When do they use Twitter? • Where do they tweet? • Understanding usage • To understand in dept of how and why people use Twitter • To explore micro-blog’s potential impacts on informal communication at work

  4. Proposed Method:Individual User Intentions categories Information Sharing Information Seeking Friendship-wise Link analysis algorithm by Jon Kleinberg User intentions Daily Chatter Conversations Sharing information Reporting news

  5. Proposed Method:Community Analyzing the overlapping community structure technique: Clique Percolation Method (CPM) Community is union of members who have common K friends It implies that inter edge density is higher than intra edges density. Key Term Key terms are defined by frequency of word in each community

  6. Proposed Method:Network Recurring patterns in word usages Trends for the terms “friends” and “school” from Monday through Friday in entire data corpus. Identifying significant terms in each day of the week using log-likelihood ratio

  7. Methodology • Gathering data • Collected data at specific times of the day • Focused on current active users who continually post a series of 20 or more updates • Used a Random walk with backtracking to collect the data

  8. How did users access Twitter • 61% use the web • 7,5% mobile • 7.2% IM • 1.2% Facebook • 22.4% custom applications

  9. Peak time • The activity occurs between 10 AM and 4 PM. • Most twitter updates peak around 3 PM and reach a low at 4 AM

  10. Locations • Top 3 are the USA, Europe, and Japan respectively. • The Top 10 countries after the US account for 50% of users in the test sample are: Japan, Germany, U.K., Brazil, Holland, France, Spain, Belgium, Canada, and Italy.

  11. METHODOLOGY • Interview Method • Phone Interviews (40-60 minutes each, Sep. - Dec. 2008) • Samples • 11 participants from large IT companies • 7 men, 4 women • Workers and managers

  12. METHODOLOGY (cont.) • Research Questions • Why people use Twitter? • How Twitter is use differently from other communication media? • How micro-blogging influence people at work?

  13. Result • People use Twitter • Keep in touch, gather useful information, see for helps and opinions, reduce emotional stress • Frequent brief update about personal life activities, real-time information • Differences from other communication media • Twitter technology feature service –brevity, mobility, and broadcast nature

  14. Result(cont.) • Potential impacts on informal communication at work • Keeping in touch with friends and colleagues • More understanding perspective in others’ minds • Keeping up with what ‘s new with one another

  15. Conclusion • Three studies conducted to gain an in-dept understanding: • Users intentions and community structure • The ways to access and the frequency of using Twitter • Why and how people use Twitter • Potential impacts on informal communication at work

  16. References • Paper 1 Title: Why we twitter: understanding microblogging usage and communities Authors: Akshay Java, Tim Finin, Xiaodan Song, and Belle Tseng Forum: In Proceedings of the 9th WebKDD and 1st SNA-KDD 2007 Workshop on Web Mining and Social Network Analysis (San Jose, California, August 12 - 12, 2007). WebKDD/SNA-KDD '07. ACM, New York, NY, 56-65. Link: http://doi.acm.org/10.1145/134854 9.1348556 • Paper 2 Title: How and why people Twitter: the role that micro-blogging plays in informal communication at work Authors: Dejin Zhao and Mary Beth Rosson Forum: In Proceedings of the ACM 2009 international Conference on Supporting Group Work (Sanibel Island, Florida, USA, May 10 - 13, 2009). GROUP '09. ACM, New York, NY, 243-252. Link: http://doi.acm.org/10.1145/1531674.1531710 • Paper 3 Title: A few chirps about twitter Authors: Balachander Krishnamurthy, Phillipa Gill, and Martin Arlitt Forum: In Proceedings of the First Workshop on online Social Networks (Seattle, WA, USA, August 18 - 18, 2008). WOSP '08. ACM, New York, NY, 19-24. Link:http://doi.acm.org/10.1145/1397735.1397741

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