The defense mechanism of online reputation systems
Online reputation systems are virtual networks in which individuals share opinions by providing ratings to products, people and so on. However, manipulation of such systems is rapidly growing. One typical and popular attack is collaborative unfair rating in such systems. Our work is to investigate a...
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2013
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| Online Access: | https://hdl.handle.net/10356/94960 http://hdl.handle.net/10220/8979 |
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sg-ntu-dr.10356-949602020-09-27T20:27:46Z The defense mechanism of online reputation systems Zhang, Lizi Ng Wee Keong School of Computer Engineering Online reputation systems are virtual networks in which individuals share opinions by providing ratings to products, people and so on. However, manipulation of such systems is rapidly growing. One typical and popular attack is collaborative unfair rating in such systems. Our work is to investigate and propose the defense mechanism that detects collusive unfair raters based on similarity in their rating behaviors. [1st Award]-[Peer Assessment Review] 2013-01-31T02:04:15Z 2019-12-06T19:05:26Z 2013-01-31T02:04:15Z 2019-12-06T19:05:26Z 2011 2011 Student Research Poster Zhang, L. (2011, March). The defense mechanism of online reputation systems. Presented at Discover URECA @ NTU poster exhibition and competition, Nanyang Technological University, Singapore. https://hdl.handle.net/10356/94960 http://hdl.handle.net/10220/8979 en © 2011 The Author(s). application/pdf |
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Nanyang Technological University |
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NTU Library |
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Singapore |
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DR-NTU |
| language |
English |
| description |
Online reputation systems are virtual networks in which individuals share opinions by providing ratings to products, people and so on. However, manipulation of such systems is rapidly growing. One typical and popular attack is collaborative unfair rating in such systems. Our work is to investigate and propose the defense mechanism that detects collusive unfair raters based on similarity in their rating behaviors. [1st Award]-[Peer Assessment Review] |
| author2 |
Ng Wee Keong |
| author_facet |
Ng Wee Keong Zhang, Lizi |
| format |
Student Research Poster |
| author |
Zhang, Lizi |
| spellingShingle |
Zhang, Lizi The defense mechanism of online reputation systems |
| author_sort |
Zhang, Lizi |
| title |
The defense mechanism of online reputation systems |
| title_short |
The defense mechanism of online reputation systems |
| title_full |
The defense mechanism of online reputation systems |
| title_fullStr |
The defense mechanism of online reputation systems |
| title_full_unstemmed |
The defense mechanism of online reputation systems |
| title_sort |
defense mechanism of online reputation systems |
| publishDate |
2013 |
| url |
https://hdl.handle.net/10356/94960 http://hdl.handle.net/10220/8979 |
| _version_ |
1681056517903613952 |