35 search results - page 3 / 7 » Online auctions efficiency: a survey of ebay auctions |
WWW
2007
ACM
14 years 6 months ago
2007
ACM
Given a large online network of online auction users and their histories of transactions, how can we spot anomalies and auction fraud? This paper describes the design and implemen...
WWW
2007
ACM
14 years 6 months ago
2007
ACM
Online auction sites have very specific workloads and user behavior characteristics. Previous studies on workload characterization conducted by the authors showed that i) bidding a...
ACMICEC
2007
ACM
13 years 9 months ago
2007
ACM
Bids during an online auction arrive at unequally-spaced discrete time points. Our goal is to capture the entire continuous price-evolution function by representing it as a functi...
CCS
2005
ACM
13 years 11 months ago
2005
ACM
Existing reputation systems used by online auction houses do not address the concern of a buyer shopping for commodities—finding a good bargain. These systems do not provide in...
ICIS
2000
13 years 7 months ago
2000
Enhancing e-commerce security through computing technology alone is not sufficient. E-commerce designers should apply economic mechanisms to design proper digital processes that a...