Post on 15-Dec-2015
List of papers Social Web
1. Discovering the Complex Effect of Navigation Cues in an E-Learning Environment, Dron, University of Brighton, UK
2. A Succession of Eyes: Building an E-Learning City, Dron, UK
3. The Use of Blogs in Teaching, Knowledge Management, and Performance Improvement, Want et al, San Diego State University, USA
Annotation1. Enhancing Online discussion through Web Annotation,
Xin & Glass, Siimon Fraser University, Canada2. Extending Annotations to Make Truly Valuable, Korica et
al, Graz University of Technology, Austria3. Scripted Anchored Discussion of eLectures, Trahasch &
Lauer
Discovering the complex effect of navigation cues …
Experiment Determining the effect of visual social
navigation cues on user behavior Position Font-size Word-length
Subjects 203 users Students & teachers of University of
Brighton
Result Position
Strong correlation between list position and chances of being clicked
Font size Single item with large
font size has strong chance of being clicked
Word length No strong correlation
A Succession of Eyes: Building an E-Learning City
Describes Dwellings Virtual city for learners Supports self-organizing mechanism Interactive collaborative web browsing Bookmark database Content management systems
Dwellings & City metaphor
Users ~ dwellers Represented by avatars
Links ~ dwellings Collection of links ~ street Demo
http://dwellings.cofind.net/conf/
Social Navigation in Dwellings
Real-time Real time chatting with other users See other users who are login to the
system at the same time History-rich information
Leave graffiti on the buildings Leave footprint as you move View footprints left by others
Identify popular sites
Study
Pilot study Improve design and further development Two hour period Six graduate students studying
communication technologies Data collection
Observe activity of students Analyze usage logs Questionnaire
Result
Effect of social navigation Two streets attracted most of the
activities Students were attracted by presence of
others Mentioned as the most important factor
determining where to move High usage of “Who is here now” link
No clear influence of presence of footprints
The use of blogs in teaching, … Usefulness of blogs
Learning tool Facilitate critical thinking Promote discussion Support individual/group learning in
classroom settings Knowledge Construction tool
Supported by archiving & hyper-linking How ideas connect & evolve over time Self-organization of information
Collaborative knowledge construction Leaving comments
Usefulness of blogs
Knowledge Management tool Klogs
Gathering and sharing information or knowledge
Informal knowledge management Bottom up
Performance Improvement tool Blogs improve critical thinking Proactive thinking enhance collective
ability of an organization
Enhancing Online Discussion through Web Annotation
Develop web annotation & highlighting Integrated into Moodle discussion forums
Study how annotation facilitate discussion
Demo http://www.geof.net/code/annotation
Evaluation Future work
How are the annotation functions used? What purpose? What context?
How do annotation affect behavior of others?
What is the role of annotations in ongoing discussion?
How annotations help users? Do users revisit annotations?
How?
Extending Annotation to Make them Truly Valuable
Annotation as a tool for collaboration Private annotations Public annotations Group annotations
Group Work space Attached to a unit of material
HTML page, PPT slide, a paragraph, a figure, a picture, a table, …
Users Username, password, group name Can belong to more than one group
Annotation as Work Space
Workspace Information
Comment, links, or documents inserted by others
Question Questions asked by members related to the
attached unit Answers to the questions
Discussion Discussion forum
Scripted Anchored Discussions of eLectures
Recording live lectures as educational modules for e-learning Less expensive & more flexible Tool
AOF (Authoring on the Fly) Problem
Limited interaction of learners Solution
Scripted anchored discussion
Scripted anchored discussion
Exchanging structured comments anchored in documents (synchronously or asynchronously) Defines actions
Replace spontaneous intervention of instructors
Sentence opener (prompt) Type of contribution
Question, Comment, New topic Order of contribution