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PVLDB
2008
94views more  PVLDB 2008»
13 years 7 months ago
Dynamic active probing of helpdesk databases
Helpdesk databases are used to store past interactions between customers and companies to improve customer service quality. One common scenario of using helpdesk database is to fi...
Shenghuo Zhu, Tao Li, Zhiyuan Chen, Dingding Wang,...
CONEXT
2007
ACM
13 years 11 months ago
NetDiagnoser: troubleshooting network unreachabilities using end-to-end probes and routing data
The distributed nature of the Internet makes it difficult for a single service provider to troubleshoot the disruptions experienced by its customers. We propose NetDiagnoser, a tr...
Amogh Dhamdhere, Renata Teixeira, Constantine Dovr...
VLDB
2002
ACM
161views Database» more  VLDB 2002»
13 years 7 months ago
Distributed Search over the Hidden Web: Hierarchical Database Sampling and Selection
Many valuable text databases on the web have non-crawlable contents that are "hidden" behind search interfaces. Metasearchers are helpful tools for searching over many s...
Panagiotis G. Ipeirotis, Luis Gravano
AAAI
2006
13 years 9 months ago
Estimating Search Tree Size
We propose two new online methods for estimating the size of a backtracking search tree. The first method is based on a weighted sample of the branches visited by chronological ba...
Philip Kilby, John K. Slaney, Sylvie Thiéba...