Friday, December 13, 2013

Collaboration and Social Media Participation (Human Computer Interaction)

Introduction

 
Goals of Collaboration and Participation

People Collaborate because doing so is satisfying or productive. Collaboration can have purely emotionally rewarding purposes or specific task-related goals.



Understanding the processes and strategies of the participants facilitates analysis of these varied situations for collaborative interfaces :
  • Focused partnerships
  • Lecture or demo
  • Conference
  • Structured work processes
  • Meeting and decision support
  • Electronic commerce
  • Tele-democracy
  • On-line communities
  • Collaboratories
  • Telepresence


Take a look at time/space matrix model of group-supported work below :



Asynchronous distributed interfaces

  

Email
  • can be too loosely structured
  • sometimes overwhelming
  • transient
  • tools :
filtering
archiving
mailing lists
discussion groups
  • typically text-only, but increasingly includes other structured objects :
graphics
sounds
animations
web pointers
video
 
Now email already available in mobile devices, online directories and Web services with email.

Newsgroups, Discussion Boards, Conferences, Wiki, Web sites, Blogs, listservers

Those above are example of Focused electornic discussions by group of people

USENET newsgroups
  • Each group dedicated (more or less) to one topic
  • Like ordered posting on bulletin board
  • Users read as many previous notes and related comments as they wish
  • Open to all

listserv
  • Individual must subscribe to receive e-mail notices
  • May be moderated by a leader
  • May be mail reflector
  • Users can get flooded with listserv e-mails
  • Server machine keeps searchable archive or past notes and subscriber list 
 

Synchronous distributed interfaces

  

Synchronous distributed applications
  • group editing
  • shared screens for customer assistance
  • give demonstrations simultaneously at multiple sites
  • allow sharing of information for various applications
  • interactive games 
 example : Chat, Instant Messaging, texting

Audio and video conferencing
  
videoconferencing
  • slow response times for entering and leaving session
  • distracting background audio
  • difficulty in determining who is speaking
  • inadequate lighting
  • difficulty in making eye contact
  • changed social status
  • small image size
  • potential invasion of privacy
  • need for convenient turn taking
  • need for document sharing  
 
issues of ownership and control
  • private and public workspaces
  • identity of participants
  • location of actions
  • care with updating  
 

Face-to-Face Interface

 
Innovative approaches to work and learning include:
  1. Shared display from lecturer workstation
  2. Audience response units
  3. Text-submission workstations
  4. Brainstorming, voting, and ranking.
List of face-to-face interface example :
  • File sharing
  • Shared workspace
  • Group activities
  • Colab and Liveboard
  • SMART Board
  • Public spaces facilitate sharing
  • Sharing photos is very popular
  • Notification systems

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