Surfing a Web of Trust: Reputation and Reciprocity on CouchSurfing.com

@article{Lauterbach2009SurfingAW,
  title={Surfing a Web of Trust: Reputation and Reciprocity on CouchSurfing.com},
  author={Debra Lauterbach and Hung Truong and Tanuj Shah and Lada A. Adamic},
  journal={2009 International Conference on Computational Science and Engineering},
  year={2009},
  volume={4},
  pages={346-353}
}
Reputation mechanisms are essential for online transactions, where the parties have little prior experience with one another. This is especially true when transactions result in offline interactions. There are few situations requiring more trust than letting a stranger sleep in your home, or conversely, staying on someone else’s couch. Couchsurfing.com allows individuals to do just this. The global CouchSurfing network displays a high degree of reciprocal interaction and a large strongly… Expand
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Terms of reference
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References

SHOWING 1-10 OF 36 REFERENCES
A survey of trust and reputation systems for online service provision
TLDR
The purpose of this article is to give an overview of existing and proposed systems that can be used to derive measures of trust and reputation for Internet transactions, to analyse the current trends and developments in this area, and to propose a research agenda forTrust and reputation systems. Expand
Socialtrust: tamper-resilient trust establishment in online communities
TLDR
The SocialTrust framework for tamper-resilient trust establishment in online communities provides community users with dynamic trust values by distinguishing relationship quality from trust; incorporating a personalized feedback mechanism for adapting as the community evolves; and tracking user behavior. Expand
Reputation systems
Systems T he Internet offers vast new opportunities to interact with total strangers. These interactions can be fun, informative, even profitable. But they also involve risk. Is the advice of aExpand
Propagation of trust and distrust
TLDR
It is shown that a small number of expressed trusts/distrust per individual allows us to predict trust between any two people in the system with high accuracy. Expand
The kindness of strangers: on the usefulness of electronic weak ties for technical advice
People use weak ties---relationships with acquaintances or strangers---to seek help unavailable from friends or colleagues. Yet in the absence of personal relationships or the expectation of directExpand
Inferring binary trust relationships in Web-based social networks
TLDR
A definition of trust suitable for use in Web-based social networks with a discussion of the properties that will influence its use in computation is introduced and two algorithms for inferring trust relationships between individuals that are not directly connected in the network are presented. Expand
Multiple Relationship Types in Online Communities and Social Networks
TLDR
An empirical study of an online political forum where users engage in content creation, voting, and discussion, and demonstrates significant structural differences among the networks, indicating different uses for each. Expand
Knowledge sharing and yahoo answers: everyone knows something
TLDR
This paper analyzes YA's forum categories and cluster them according to content characteristics and patterns of interaction among the users, finding that lower entropy correlates with receiving higher answer ratings, but only for categories where factual expertise is primarily sought after. Expand
Combating Web Spam with TrustRank
TLDR
This paper proposes techniques to semi-automatically separate reputable, good pages from spam, and shows that they can effectively filter out spam from a significant fraction of the web, based on a good seed set of less than 200 sites. Expand
An Analysis of Trust Transitivity Taking Base Rate into Account
TLDR
This paper analyses the parameter dependence problem in trust transitivity and proposes some definitions considering the effects of base rate, and also proposes belief functions based on subjective logic to analyze trust Transitivity of three specified cases with sensitive and insensitive based rate. Expand
...
1
2
3
4
...