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Social media mining PPT

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a ppt made by me for the topic social media mining

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Social media mining PPT

  1. 1. What is data mining? “Data mining is the efficient discovery of valuable, non- obvious information from a large collection of data.” – Joseph P. Bigus
  2. 2. SOCIAL MEDIA Social media is defined as a group of Internet-based applications that allow the creation and exchanges of user- generated content. Social media gives users an easy-to-use way to communicate and network with each other on an unprecedented scale. Facebook, the social networking site, recorded more than 845 million active users as of December 2011.
  3. 3. Classification of social media 9 different types of social media:  Online social networking  Blogging  Micro-blogging  Wikis  Social news  Social bookmarking  Media sharing  Opinion, reviews, and ratings  Answers
  4. 4. What is social media mining? Social media mining is extracting information from social media. Primary objectives of the data mining process are to effectively handle large-scale data, extract actionable patterns, and gain insightful knowledge. Users on Twitter generate over 400 million Tweets everyday
  5. 5. What is social media mining? Data mining of social media can expand researchers' capability of understanding new phenomena to provide better services and develop innovative opportunities. Mining social media is a growing multidisciplinary area where researchers of different backgrounds can make important contributions that matter for social media research and development.
  6. 6. The reasons for growth of social media mining Social media growth is driven by these: (1) How can a user be heard? (2) Which source of information should a user use? (3) How can user experience be improved? Answers to these questions are hidden in the social media data.
  7. 7. The amount of data! For example, Facebook and Twitter report Web data from approximately 149 million and 90 million unique U.S. visitors per month, respectively. According to the video sharing site YouTube,5 more than 4 billion videos are viewed per day, and 60 hours of videos are uploaded every minute. The picture sharing site Flickr, as of August 2011, hosts more than 6 billion photo images. Web-based, collaborative, and multilingual Wikipedia hosts over 20 million articles attracting over 365 million readers.
  8. 8. Challenges in social media mining Social media data are vast, noisy, distributed, unstructured, dynamic. These characteristics pose challenges to data mining tasks to invent new efficient techniques and algorithms.
  9. 9. Tools used for social media mining
  10. 10. List of common tools Twitter tools Cloud4Trends TweetTracker
  11. 11. What is use of data mining in social media mining? Social Media data is everywhere. There is an overload. Information Overload (blogs, photos, videos,bookmarks) Interaction Overload (friends, taggers, followers, commenters) How to extract data from this chaos?
  12. 12. What is use of data mining in social media mining? Social media captures ‘pulse of humanity’. -Can directly study opinions and behaviors of millions of users to gain insight into: -Human behavior -Market analytics -Product sentiments
  13. 13. Applications of social media mining Personalization Targeted marketing Suggesting choices Community Analysis Sentiment Analysis and Opinion Mining Social Recommendation Influence Modeling
  14. 14. Research Issues in social media mining • Community Analysis • Sentiment Analysis and Opinion Mining • Social Recommendation • Influence Modeling • Information Diffusion and Provenance • Privacy, Security and Trust
  15. 15. References • Data Warehousing Fundamentals- Paulraj Ponniah • Mining Social Media: A Brief Introduction Pritam Gundecha, Huan Liu, Arizona State University • Shamanth Kumar, Fred Morstatter, and Huan Liu. "Twitter Data Analytics", Springer 2013

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