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77
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SIGIR
2005
ACM
15 years 3 months ago
Automated evaluation of search engine performance via implicit user feedback
Measuring the information retrieval effectiveness of Web search engines can be expensive if human relevance judgments are required to evaluate search results. Using implicit user ...
Himanshu Sharma, Bernard J. Jansen
CCS
2003
ACM
15 years 2 months ago
Using graphic turing tests to counter automated DDoS attacks against web servers
We present WebSOS, a novel overlay-based architecture that provides guaranteed access to a web server that is targeted by a denial of service (DoS) attack. Our approach exploits t...
William G. Morein, Angelos Stavrou, Debra L. Cook,...
DSN
2007
IEEE
15 years 4 months ago
Assessing Robustness of Web-Services Infrastructures
Web-services are supported by a complex software infrastructure that must provide a robust service to the client applications. This practical experience report presents a practica...
Marco Vieira, Nuno Laranjeiro, Henrique Madeira
159
Voted
ICDE
2003
IEEE
123views Database» more  ICDE 2003»
15 years 11 months ago
Multicasting a Changing Repository
Web crawlers generate significant loads on Web servers, and are difficult to operate. Instead of repeatedly running crawlers at many "client" sites, we propose a central...
Wang Lam, Hector Garcia-Molina
ECRTS
2004
IEEE
15 years 1 months ago
Improved Prediction for Web Server Delay Control
Control methods are being used increasingly for uncertainty management and QoS in modern web server systems. Previous approaches have suggested combined feedforward and feedback c...
Dan Henriksson, Ying Lu 0002, Tarek F. Abdelzaher