1 Web Search and Advanced Internet Services 290N Class Introduction Tao Yang, 2014.
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Transcript of 1 Web Search and Advanced Internet Services 290N Class Introduction Tao Yang, 2014.
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Web Search and Advanced Internet Services
290N Class Introduction
Tao Yang, 2014
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Introduction
• Web Search/Traffic User interests
– Web content
Importance of search engine traffic Online advertisement
• Class Topics
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Internet Users
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Sales of Mobile Devices/PCs
http://www.businessinsider.com/the-future-of-mobile-deck-2012-3?op=1
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More Mobil Search (2012 Survey)
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Users’ Interests
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Content trend and ownership
• Content consumption is fragmenting – nobody owns more than 10% of WW PVs
• No single place will own all the content
[Ramakrishnan and Tomkins 2007]
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Web Search Engine Market in USA (Jan 2012)
• Google: 66.2%• Bing: 15.2%• Yahoo: 14.1%• Ask: 3%• AOL: 1.6%
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Search Traffic is Important for Business
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2012 Survey: Web Search Importance for Business
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Online advertising market, Worldwide
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Search query
Ad
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Questions
• Do you think an “average” user, knows the difference between sponsored search links and algorithmic search results?
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Course Objectives
• Practice and experience for building search services and developing related mining applications Broad topics in web mining and search engines,
advertisement Algorithms & System support
• Workload: 1 take-home exam Group project (2 persons).
– paper reviewing and presentation– Implementation/evaluation. Report.
2 group HW exercises (Lucene/Solr search, Hadoop log analysis)
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Course Topics
• Web Search Indexing, Compression, and Online Search Ranking methods with text/ link/click analysis.
Machine learning.• Text Mining
Duplicate analysis. Text Categorization and Clustering
Recommendation• Advertisement• Systems Support
Online servers and offline computation. MapReduce.
Caching. Crawling and document parsing. Open source systems
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Expected Work
• Tentatively Project 50%. Take-home exam 40%. 10% HW exercise.
• Timeline Jan 29: 1-page project proposal (plain email text). Jan 30-Feb 6:
– Meet with me and select paper(s) for reviewing.– Demo for HW 1
Feb 15 week: – Project progress & related papers presentation
Feb 27. HW2– Then schedule second meeting with me on HW2 and proj
March 15 week or earlier:– Project demo/interview– Final project slides/report.
Take-home exam. Problems based on class presentation/references/HW.
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References
• Christopher D. Manning, Prabhakar Raghavan and Hinrich Schütze (MRS), Introduction to Information Retrieval, Cambridge University Press. 2008.
• Search Engines: Information Retrieval in Practice byCroft, Metzler, Strohman (CMS)Addison-Wesley, 2010
• Selected papers
• www.cs.ucsb.edu/~tyang/class/290N13
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Class Computing Resource
• Triton supercomputer accounts: Week 2 (Jan 13).Get a class account in Triton by
emailing your name, UCSB email, and ssh public key with subject "CS290N ssh key" to [email protected] . Instructions on generating ssh keys can be found in http://cs.ucsb.edu/~hnielsen/cs140/ssh-keypair.html
• CSIL sandbox disk space /cs/sandbox/class/cs290n /cs/sandbox/student/<username>
• 290N class discussion group at Google.com (we will send an invitation based on the class list).