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Superimposed Information. By Uma Murthy and Edward Fox. Source: NSF/NSDL project proposal # 0405396. Outline for Today. Presentation Introduction, basic concepts Demonstrations. Background. SI concept and software developed by people at Portland State University, including

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Presentation Transcript
superimposed information

Superimposed Information

By

Uma Murthy and Edward Fox

Source: NSF/NSDL project proposal # 0405396

CS4624: Multimedia, Hypertext, and Information Access

outline for today
Outline for Today
  • Presentation
    • Introduction, basic concepts
  • Demonstrations

CS4624: Multimedia, Hypertext, and Information Access

background
Background
  • SI concept and software developed by people at Portland State University, including
    • Lois M. Delcambre
    • David Maier
    • Sudarshan Murthy

CS4624: Multimedia, Hypertext, and Information Access

what is superimposed information si
What is Superimposed Information (SI)?
  • New interpretation of existing information
    • Comments, new structures
  • Focuses on
    • Information at sub-document granularity
    • Information from heterogeneous sources
    • Working with information insitu

CS4624: Multimedia, Hypertext, and Information Access

si examples
SI Examples
  • Annotations
  • Bookmarks
  • Comments
  • Concept Maps
  • Concordances
  • Previews

CS4624: Multimedia, Hypertext, and Information Access

components of si architecture
Components of SI Architecture

* Source: ICDE04 presentation by Murthy, et al.

CS4624: Multimedia, Hypertext, and Information Access

what is a mark
What is a Mark?
  • An abstraction
  • Represents a selection of information inside a base layer
  • Includes address information
  • May be used to retrieve contextual information

CS4624: Multimedia, Hypertext, and Information Access

si and hypertext
SI and Hypertext
  • Marks may be considered as a deeper (higher/lower) level abstraction of hypertext.
  • Marks represented as URIs

CS4624: Multimedia, Hypertext, and Information Access

superimposed applications
Superimposed Applications
  • Sidepad
    • Concept mapping/note taking tool
  • SIMPEL
    • Multimedia presentation editor and player
  • Marks as URIs
    • Marks in HTML documents

CS4624: Multimedia, Hypertext, and Information Access

simpel a superimposed multimedia presentation editor and player
SIMPEL: A SuperImposed Multimedia Presentation Editor and pLayer
  • Select and reference multimedia information (text, audio, video) at varying granularity
  • Create a presentation - arrange selections (references) in a time-synchronized manner
  • “Play” presentation

CS4624: Multimedia, Hypertext, and Information Access

demonstrations
Demonstrations
  • Creating marks.
  • Using marks in an HTML document.
  • Using marks in a Sidepad document.
  • Creating and playing SIMPEL presentations.

CS4624: Multimedia, Hypertext, and Information Access

references
References
  • Maier, D. and L.M. Delcambre. Superimposed Information for the Internet. In WebDB 99. 1999.
  • Murthy, S. Sidepad User Guide - http://datalab.cs.pdx.edu/sparce/apps/Sidepad/. 2005.
  • Fox, E.A. and U. Murthy. The Superimposed Information Project at Virginia Tech - http://si.dlib.vt.edu/. 2005.
  • Murthy, S. and D. Maier, SPARCE: Superimposed Pluggable Architecture for Contexts and Excerpts. 2003, OGI CSE.
  • Murthy, U. and Ahuja, K. SIMPEL: A SuperImposed Multimedia Presentation Editor and PLayer, CS6604 Fall 2005 Project Report, Virginia Tech, Blacksburg, VA., 2005, http://pubs.dlib.vt.edu:9090/48/.
  • SPARCE website - http://datalab.cs.pdx.edu/sparce/. 2005.

CS4624: Multimedia, Hypertext, and Information Access

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