Developers are People, Too Mor Naaman Yahoo! Research Berkeley *Any views or opinions expressed during this panel are thos...
People are Strange People are Strange. http://flickr.com/photos/genial23/334807527
Why do People Tag? <ul><li>Well, mostly, they don’t </li></ul><ul><li>But if they do (say, on Flickr): </li></ul>“ Why We ...
Explanation, please <ul><li>Simple </li></ul><ul><ul><li>Source: Rashmi Sinha </li></ul></ul><ul><li>Powerful </li></ul><u...
Our Mission <ul><li>Automatically generate tag semantics </li></ul><ul><li>Few places to start </li></ul><ul><ul><li>Word-...
tagmaps.research.yahoo.com “ World Explorer”, JCDL2007
Extracting Event/Place Semantics “ Extracting Tag Semantics”, SIGIR2007
Developers are people, too! http://flickr.com/photos/fotex/217896072/
Developer Needs <ul><li>Requirements for developing applications that make use or manipulate metadata: </li></ul><ul><li>S...
I too am a Web2.0 Developer <ul><li>My team will support a format: </li></ul><ul><ul><li>If it’s simple </li></ul></ul><ul...
Machine Tags?? <ul><li>“ Machine tags are not RDF but they could play RDF on TV.” </li></ul><ul><ul><li>- Aaron Cope, Hack...
What’s the Point? <ul><li>Format is emerging </li></ul><ul><ul><li>Reflects needs of developers  </li></ul></ul><ul><ul><l...
What’s the Problem? <ul><li>Namespace/semantics not defined </li></ul><ul><ul><li>Multiple formats for same semantics </li...
Discuss: The Semantic Web is Dead Welcome to the  Emerging-Semantics Web!
Send me your wrath More fun and games: www.yahooresearchberkeley.com Mor Naaman http://infolab.stanford.edu/~mor
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Developers Are People, Too

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Presentation for WWW2007 panel on multimedia metadata and the semantic web

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  • http://en.wikipedia.org/wiki/Semantic_web Subject predicate object
  • Developers Are People, Too

    1. 1. Developers are People, Too Mor Naaman Yahoo! Research Berkeley *Any views or opinions expressed during this panel are those of the author only and do not represent those of Yahoo, Yahoo! Research, or Flickr -- sometimes they do not even represent the author himself.
    2. 2. People are Strange People are Strange. http://flickr.com/photos/genial23/334807527
    3. 3. Why do People Tag? <ul><li>Well, mostly, they don’t </li></ul><ul><li>But if they do (say, on Flickr): </li></ul>“ Why We Tag”, CHI2007
    4. 4. Explanation, please <ul><li>Simple </li></ul><ul><ul><li>Source: Rashmi Sinha </li></ul></ul><ul><li>Powerful </li></ul><ul><li>Tied with their natural motivations </li></ul>
    5. 5. Our Mission <ul><li>Automatically generate tag semantics </li></ul><ul><li>Few places to start </li></ul><ul><ul><li>Word-based models </li></ul></ul><ul><ul><ul><li>E.g., Flickr Clustering </li></ul></ul></ul><ul><ul><ul><li>E.g., Subsumption </li></ul></ul></ul><ul><ul><ul><li>E.g., LSI </li></ul></ul></ul><ul><li>Metadata can help, too </li></ul>
    6. 6. tagmaps.research.yahoo.com “ World Explorer”, JCDL2007
    7. 7. Extracting Event/Place Semantics “ Extracting Tag Semantics”, SIGIR2007
    8. 8. Developers are people, too! http://flickr.com/photos/fotex/217896072/
    9. 9. Developer Needs <ul><li>Requirements for developing applications that make use or manipulate metadata: </li></ul><ul><li>Simple </li></ul><ul><li>Powerful </li></ul><ul><li>Tied with their natural motivations </li></ul>Just like people!
    10. 10. I too am a Web2.0 Developer <ul><li>My team will support a format: </li></ul><ul><ul><li>If it’s simple </li></ul></ul><ul><ul><li>If it’s useful for us </li></ul></ul><ul><ul><li>If it “plays nice” with key applications </li></ul></ul><ul><li>So far: </li></ul><ul><ul><li>RSS and GEO-RSS </li></ul></ul><ul><ul><li>KML and GPX </li></ul></ul><ul><ul><li>EXIF (read only) </li></ul></ul><ul><ul><li>Flickr Machine Tags </li></ul></ul>
    11. 11. Machine Tags?? <ul><li>“ Machine tags are not RDF but they could play RDF on TV.” </li></ul><ul><ul><li>- Aaron Cope, Hackr (Flickr) </li></ul></ul>Book:author=“Tim B.L.” celltower:lac=205 Geo:latitude=23.12 ylocal:venue=224323 camel:humpcount=2 upcoming:event=12413 flower:color=red summit:altitude=2321
    12. 12. What’s the Point? <ul><li>Format is emerging </li></ul><ul><ul><li>Reflects needs of developers </li></ul></ul><ul><ul><li>Reflects properties of data </li></ul></ul><ul><li>Simple </li></ul><ul><li>Powerful </li></ul>
    13. 13. What’s the Problem? <ul><li>Namespace/semantics not defined </li></ul><ul><ul><li>Multiple formats for same semantics </li></ul></ul><ul><ul><li>Multiple semantics for same subjects/predicates/objects… </li></ul></ul><ul><li>It’s up to us to make sense of it </li></ul><ul><ul><li>Us == researchers </li></ul></ul><ul><li>Schema mapping, pattern extraction and recognition, semantic analysis… </li></ul>
    14. 14. Discuss: The Semantic Web is Dead Welcome to the Emerging-Semantics Web!
    15. 15. Send me your wrath More fun and games: www.yahooresearchberkeley.com Mor Naaman http://infolab.stanford.edu/~mor

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