Introduction | p. 1 |
Background and motivation | p. 1 |
An interdisciplinary approach to dynamic knowledge interaction | p. 4 |
Public Opinion Channel | p. 6 |
Conceptual framework of POC | p. 6 |
Role of POC | p. 9 |
Challenges in implementing POC | p. 10 |
Summary of this book | p. 13 |
Social Psychological Approach to Knowledge-creating Community | p. 15 |
Introduction | p. 15 |
What is a networked community? | p. 16 |
Definition of 'community': beyond the fantastic image | p. 18 |
A networked community as a group | p. 21 |
Historical views of communities | p. 24 |
Two factors preventing dynamic knowledge interaction | p. 28 |
The pathology of the group | p. 28 |
The escape from information | p. 32 |
Problems particular to networks | p. 38 |
Negative and misunderstood images of the Internet | p. 38 |
Analyzing anonymity and 'flaming' in a network | p. 40 |
Mura on the network | p. 42 |
A dry community facilitating dynamic knowledge interaction | p. 43 |
Dry information versus wet information | p. 43 |
Explanation power of informational humidity | p. 46 |
Media theory of an information network | p. 49 |
Functions to be implemented on POC | p. 51 |
Protect personal information | p. 52 |
Consideration of minority opinions | p. 53 |
Ensure opportunities to presenters | p. 53 |
Positive reciprocity | p. 54 |
Tutoring | p. 55 |
Additional discussions about POC | p. 55 |
Conclusion | p. 57 |
Dynamic Knowledge Interaction in Human Cognition | p. 59 |
Introduction | p. 59 |
Dynamic knowledge interaction and categorization | p. 60 |
Important role of categorization in our cognition | p. 60 |
Traditional research on categorization | p. 61 |
Categorization and background knowledge | p. 65 |
FR structure category and background knowledge | p. 73 |
Experiment | p. 81 |
Method | p. 81 |
Results | p. 97 |
Discussion | p. 98 |
Conclusion | p. 102 |
Intelligent Tool for Facilitating Creative Communication | p. 105 |
Introduction | p. 105 |
Background and motivation | p. 108 |
Related work | p. 109 |
Framework | p. 110 |
Information preparation by presenters | p. 112 |
Inferring user interests | p. 113 |
Information recommendation | p. 117 |
Visualizing interest spaces | p. 117 |
Implementation | p. 118 |
Experiment and evaluation | p. 120 |
Quantitative analysis of information presentation accuracy | p. 122 |
Subjective analysis of user's trial | p. 124 |
Analysis of effects of the system on the change in the user's interest due to interaction with the system | p. 125 |
Conclusion | p. 126 |
Associative Representation for Personal Memory Management | p. 131 |
Introduction | p. 131 |
Associative representation and CoMeMo arc hitecture | p. 134 |
Associative representation | p. 134 |
CoMeMo architecture | p. 134 |
CoMeMo workbench | p. 136 |
Information exploration facility | p. 137 |
Cognitive experiment on generation and understanding of associative representation | p. 137 |
CoMeMo incorporator | p. 147 |
An interface for knowledge gathering | p. 147 |
Information capture facility | p. 148 |
Information integration facility | p. 150 |
Experiment on information capture and integration facilities | p. 150 |
Comm unity memory support using associative representation | p. 154 |
Issues in comm unity memory support | p. 154 |
InfoCommon | p. 155 |
Social experiment at the ICMAS'96 mobile assistant project | p. 157 |
Discussion | p. 166 |
Externalizing memory using story structure | p. 169 |
Keys for recalling the context | p. 169 |
CoMeMo colleague | p. 174 |
Related work | p. 178 |
Conclusion | p. 180 |
Talking Virtualized Egos for Dynamic Knowledge Interaction | p. 183 |
Introduction | p. 183 |
Virtualized ego -- software agent as alter-ego | p. 184 |
Role of alter-ego | p. 185 |
Partial alter-ego | p. 186 |
Virtualized ego | p. 187 |
Self-disclosure and knowledge sharing in social interaction | p. 188 |
From self-disclosure to knowledge sharing | p. 189 |
Usefulness of supporting information sending and sharing in a comm unity | p. 191 |
CoMeMo-Community for supporting community knowledge evolution | p. 192 |
Overview of CoMeMo-Community | p. 192 |
Circulation of knowledge with associative representation exchange format | p. 196 |
Visualization of community knowledge interaction by TVE metaphor | p. 200 |
Mechanism of virtual con versation | p. 200 |
Virtual conversations among virtualized egos over a network | p. 202 |
Experiment | p. 205 |
Method | p. 206 |
Experiment environment | p. 206 |
Results and discussion | p. 209 |
Role of CoMeMo-Community in a community | p. 217 |
CoMeMo-Chat -- prototype system of POC | p. 219 |
Related work | p. 220 |
Conclusion | p. 221 |
Multiple-text Summarization for Collective Knowledge Formation | p. 223 |
Introduction | p. 223 |
Role of a summary in dynamic knowledge interaction | p. 223 |
Role of a summary in the public opinion channel | p. 224 |
Multiple-text summarization for collective knowledge formation | p. 224 |
Collective knowledge formation process | p. 224 |
Multiple-text summarization for a community | p. 226 |
Topic identification based on statistical information | p. 227 |
Skewness and kurtosis | p. 228 |
Topic identification | p. 232 |
Topic-based summarization | p. 234 |
Topic Showcase | p. 236 |
Experiment | p. 239 |
Description of the experiment | p. 239 |
Results of topic evaluation | p. 240 |
Results of summary evaluation | p. 241 |
Results of overall evaluation | p. 242 |
Discussion | p. 242 |
Multiple-text summarization using reference information | p. 243 |
Multiple-text summarization based on information extraction | p. 243 |
Future work | p. 244 |
Experiment in an actual community | p. 244 |
Coherence in a long summary | p. 244 |
Incorporation of viewpoints in summaries | p. 245 |
Conclusion | p. 245 |
Towards a General Understanding of Dynamic Knowledge Interaction | p. 247 |
What has been achieved in this book | p. 247 |
A roadmap towards POC | p. 249 |
From the POC to general dynamic knowledge interaction | p. 250 |
Bibliography | p. 257 |
Index | p. 271 |
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