Support and Feedback for Collaborative Chat Conversations and Discussion Forums

846 views

Published on

Joint European Tehnology Enhanced Learning Summer School 2009

Published in: Education
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total views
846
On SlideShare
0
From Embeds
0
Number of Embeds
41
Actions
Shares
0
Downloads
3
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

Support and Feedback for Collaborative Chat Conversations and Discussion Forums

  1. 1. Support and Feedback for Collaborative Chat Conversations and Discussion Forums Traian Rebedea “ Politehnica” University of Bucharest, Department of Computer Science and Engineering [email_address]
  2. 2. Context <ul><li>Computer Supported Collaborative Learning – CSCL </li></ul><ul><li>Automatic extraction of useful social and semantic information from conversations </li></ul><ul><ul><li>Determining relationships between utterances </li></ul></ul><ul><ul><li>Utterances that have influenced the further development of the conversation </li></ul></ul><ul><ul><li>The performance / competency of each participant </li></ul></ul><ul><li>Designing an interface for the visualisation of a conversation </li></ul><ul><li>Applied both to chats, discussion forums, etc and face-2-face discussions </li></ul>
  3. 3. Discussion Threads
  4. 4. Polyphony Analyzer
  5. 5. Competencies’ Graphics <ul><li>Oy axis – Value of competency </li></ul><ul><li>Ox axis – The number of the utterance </li></ul>
  6. 6. Visual Representation
  7. 7. C&F-AFS <ul><li>Chat & Forum Analysis and Feedback Service </li></ul><ul><li>FP7 LTfLL – WP5.1 </li></ul><ul><li>Web Service: </li></ul><ul><ul><li>Analyse web interactions between students </li></ul></ul><ul><ul><li>Provide feedback to tutors and students </li></ul></ul>
  8. 8. Functionality
  9. 10. Layers <ul><li>Basic processing and NLP pipe </li></ul><ul><li>Linguistic ontology </li></ul><ul><li>Domain ontology and semantic – either build by experts or automatically extracted from various sources </li></ul><ul><li>Advanced NLP and discourse analysis: cue phrases, speech acts, rhetorical schemas, lexical chains, coreferrences; </li></ul><ul><li>Advanced discourse analysis: adjacency pairs, implicit links, discussion threads, argumentation, transactivity </li></ul><ul><li>Polyphony sub-layer: inter-animation, convergence and divergence </li></ul><ul><li>Social network analysis </li></ul>

×