Mining Historical Data for DBpedia via Temporal Tagging of Wikipedia Infoboxes
Collaborative Thesaurus Tagging The Wikipedia Way
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Transcript of Collaborative Thesaurus Tagging The Wikipedia Way
Collaborative Collaborative thesaurus thesaurus
tagging the tagging the Wikipedia wayWikipedia wayinformation management information management
TeacherTeacher :: Wesley ShuWesley Shu
ReporterReporter :: Jizheng TsaiJizheng Tsai
Mail:[email protected]:[email protected]
此份講義採用此份講義採用 Creative CommonsCreative Commons 「姓名標示「姓名標示 -- 非商業性非商業性 -- 相同方式分享台灣相同方式分享台灣 2.02.0版」授權版」授權條款條款
OutlineOutline• Introduction• Wikipedia’s Category System• Thesauri in Information Retrieval and
Wikipedia• Collaborative Tagging System• Structural Prosperities• Summary and Conclusion
Introduction(1/3)Introduction(1/3)• Popular annotation
system– Del.ico.us– Flickr– Technorati– RawSugar– CiteUlike
• Wikimedia Foundation– Wikicommons– Wikibooks– Wikinews– Wiktionary– Wikiversity– Multilingual dictionary
• Media Wiki software• GFDL
– GUN Free Documentation License
Introduction(2/3)Introduction(2/3)• Thesaurus indexing
– Wikipedia’s Category system– Medical Subject Headings
• Flat collaborative tagging– Del.icio.us
• Classification system– Dewey Decimal Classification (DDC)
Introduction(3/3)Introduction(3/3)
WikipediaWikipedia’’s category s category system(1/6)system(1/6)
Page Title Namespace Title
[[Discussion: Apple]] Discussion Apple
[[Banana]] main Banana
[[category: fruits]] category fruits
[[category: apples]] category apples
WikipediaWikipedia’’s category s category system(2/6)system(2/6)
長尾理論 世界是平的
書
世界是平的大鋼 世界是平的簡介 全球化三因素
WikipediaWikipedia’’s category s category system(3/6)system(3/6)
WikipediaWikipedia’’s category s category system(4/6)system(4/6)
WikipediaWikipedia’’s category s category system(5/6)system(5/6)
WikipediaWikipedia’’s category s category system(6/6)system(6/6)
Thesauri in information Thesauri in information retrieval and wikipedia(1/6)retrieval and wikipedia(1/6)
Thesauri in information Thesauri in information retrieval and wikipedia(2/6)retrieval and wikipedia(2/6)
Thesauri in information Thesauri in information retrieval and wikipedia(3/6)retrieval and wikipedia(3/6)
Thesauri in information Thesauri in information retrieval and wikipedia(4/6)retrieval and wikipedia(4/6)
Thesauri in information Thesauri in information retrieval and wikipedia(5/6)retrieval and wikipedia(5/6)
Structure propertiesStructure properties• Descriptors(tags) per record• Record per descriptor(tag)• Descriptor levels• Broader terms per term
Descriptors per record(1/2)Descriptors per record(1/2)
Descriptors per record(2/2)Descriptors per record(2/2)
Record per descriptor(1/2)Record per descriptor(1/2)Power Law Distribution
Descriptor level(1/2)Descriptor level(1/2)
Descriptor level(2/2)Descriptor level(2/2)Normal Distribution
Broder terms per term(1/2)Broder terms per term(1/2)Exponential Distribution
Broader terms per term(2/2)Broader terms per term(2/2)
Summary and conclusionSummary and conclusion
ReferenceReference• Jakob Voss, “New Collaborative
thesaurus tagging the Wikipedia way”, Wikimedia Deutschland e.V.
•陳淑君 , 城菁汝 ,”索引典概念與規劃”• Wikipedia• Flickr• Wikipedia• del.icio.us
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