OpenHPI 1.1 - The Web and how we got there
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Free online Lecture "Semantic Web Technologies" at OpenHPI. Visit the Course website, registration is free. You will find the lecture recordings as mp3 and also as video at ...

Free online Lecture "Semantic Web Technologies" at OpenHPI. Visit the Course website, registration is free. You will find the lecture recordings as mp3 and also as video at https://openhpi.de/course/semanticweb

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OpenHPI 1.1 - The Web and how we got there Presentation Transcript

  • 1. Semantic Web Technologies Lecture 1: The Web of Data 01: The Web and how we got there Dr. Harald Sack Hasso Plattner Institute for IT Systems Engineering University of Potsdam Spring 2013This file is licensed under the Creative Commons Attribution-NonCommercial 3.0 (CC BY-NC 3.0)
  • 2. 2 Lecture 1: The Web of Data Open HPI - Course: Semantic Web Technologies Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam
  • 3. 3 01: The Web and how we got there... OpenHPI - Course Semantic Web Technologies - Lecture 1: The Web of Data Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam
  • 4. 4 Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam
  • 5. Semantic Web Technologies Content5 J.C.R. Licklider Robert Taylor Larry Roberts ARPA IPTO Director ARPA IPTO Director ARPA IPTO Chief Scientist (1962-1964) (1966-1969) (1966-1973) "[...] we are entering a technological age in which we will be able to interact with the richness of living information - not merely in the passive way that we have been accustomed to using books and libraries, but as active participants in an ARPANET ongoing process, bringing something to 29 October 1969 it through our interaction with it, and not simply receiving something from it by our connection to it." J.C.R. Licklider, Robert Taylor: "The Computer as a Communication Device". Science and Technology 76, pp. 21-31 April 1968. Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam
  • 6. Semantic Web Technologies From Internet to Web 2.06 Es war einmal....das Internet June 1970 December 1969 Larry Roberts ARPA IPTO Chief Scientist (1966-1973) July 1977 March 1972 Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam
  • 7. First Generation: The Internet Computer Centered Processing7 • How did the user get the information? 1. open terminal 2. connect to remote computer 3. retrieve file system data from remote computer 4. download file from remote to local computer 5. read file on local computer Problem: • Information access requires expert knowledge • Information access is expensive... • Information retrieval is very expensive... Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam
  • 8. 8 Tim Berners-Lee Robert Cailliau The World Wide Web was born at the European Nuclear Research Center CERN in 1990... Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam
  • 9. Second Generation: The Web Document Centered Processing9 • How did the user get the information? Dokument Dokument Dokument nk Hyperli Hyp erlin k k rlin pe Hy Hy pe k Dokument rlin rli n k pe Hy Dokument Hyp erlin k 1. open browse r 2. load docume nt 3. click on next hyperlink 4. ... Advantages: • No expert knowledge required • Simple information access • Information retrieval via search engines Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam
  • 10. • But the original idea behind the WWW is much older.....10 Denis Diderot (1713-1784) Jean-Baptiste le Rond dAlembert (1717-1783) Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam
  • 11. 11 Agostino Ramelli (1588), Le diverse et artificiose machine; composte in lingua Italiana et Francese Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam
  • 12. 11 y. ..? il it Usab Agostino Ramelli (1588), Le diverse et artificiose machine; composte in lingua Italiana et Francese Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam
  • 13. Vannevar Bush proposed the first Hypertext-System „MEMEX“ in 194512 Vannevar Bush (1890-1974) vgl. Vannevar Bush, As we may think , Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam The Atlantic Monthly, 1945, July
  • 14. Why was the Web such a big success ? Lynx 199313 Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam
  • 15. Why was the Web such a big success ? NCSA Mosaic 199414 Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam
  • 16. Why was the Web such a big success ? IPad15 Safari 2010 Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam
  • 17. There seem to be no Limits of Growth...16 http://www.isc.org/ (Stand: 10/2012) Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam
  • 18. From Web 1.0 to Web 2.0 Web Content and Applications are Changing17 Information Consumption 908,585,739 Information Production Interactive Participation Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam
  • 19. Web 2.0 is theWeb Content and Roles are Changing... business revolu tion in the computer in dustry caused by the move to18 the Internet as platform, and a n attempt to und erstand the rules for su ccess on that new pla tform " -- Tim OReilly, 2003 Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam
  • 20. Next sect ion19 02: The Limits of the Web ... OpenHPI - Course Semantic Web Technologies - Lecture 1: The Web of Data Semantic Web Technologies , Dr. Harald Sack, Hasso Plattner Institute, University of Potsdam