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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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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 pLayer

  • 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 pLayer

  • 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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