Information Technology Reference
In-Depth Information
Fig. 5.1 Negative rating and
positive rating of persona.
A persona with a negative
rating can be destroyed and
reproduced. A persona with a
positive rating will be
maintained perpetually
By taking advantage of the open persona, we can control the scope to disclose
personal information. For example, when you want to receive the recommendation
of the topics only a certain field in the topic purchase site, you can create an open
persona only for this purpose. An open persona is better in the following points than
an automatic recommendation system.
1. Range of personal information disclosed by an open persona can be controlled
by the will of the person.
2. By continuing to use the persona of a particular application, the accuracy of The
recommendations for the person will be improved.
3. To configure a community of highly similar personas is special fields, the
accuracy of recommendation systems can be improved.
5.3.5 Disclosure and Trust Game
Trust is not required in a closed society. Trust is needed in order to obtain a new
business opportunity and meeting new people in an open society. When meeting a
new person, disclosure of the party is an important factor in order to trust the party.
Similarly, to get trust of the opponent, one has to disclose the private information of
oneself.
On the other hand, the disclosure of private information involve risks. Actually,
there exist many malicious social web applications which aim to exploit private
information. In addition, this principal does not disclose their information, after
taking the opponent's personal information, they may destroy their persona. There-
fore, partners who want to form trust relationships should only be persons who
disclose their information properly. This also applies to the party, all people should
disclose their own information if the they want to be trusted.
Thinking in game theory, two people who want to form a trust relationship with
each other would get the highest gain when disclosing the same level of personal
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