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» Design of the MUC-6 evaluation
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190
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JCDL
2009
ACM
133views Education» more  JCDL 2009»
16 years 1 months ago
Cost and benefit analysis of mediated enterprise search
The utility of an enterprise search system is determined by three key players: the information retrieval (IR) system (the search engine), the enterprise users, and the service pro...
Mingfang Wu, James A. Thom, Andrew Turpin, Ross Wi...
VLDB
2007
ACM
124views Database» more  VLDB 2007»
16 years 1 months ago
Ad-hoc Top-k Query Answering for Data Streams
A top-k query retrieves the k highest scoring tuples from a data set with respect to a scoring function defined on the attributes of a tuple. The efficient evaluation of top-k q...
Gautam Das, Dimitrios Gunopulos, Nick Koudas, Niko...
214
Voted
CIKM
2009
Springer
15 years 12 months ago
Answering XML queries using materialized views revisited
Answering queries using views is a well-established technique in databases. In this context, two outstanding problems can be formulated. The first one consists in deciding whethe...
Xiaoying Wu, Dimitri Theodoratos, Wendy Hui Wang
CCR
2004
72views more  CCR 2004»
15 years 7 months ago
Modeling wireless links for transport protocols
Wireless links have intrinsic characteristics that affect the performance of transport protocols; these include variable bandwidth, corruption, channel allocation delays, and asym...
Andrei Gurtov, Sally Floyd
CSCL
2006
109views more  CSCL 2006»
15 years 7 months ago
Supporting synchronous collaborative learning: A generic, multi-dimensional model
Future CSCL technologies are described by the community as flexible, tailorable, negotiable, and appropriate for various collaborative settings, conditions and contexts. This paper...
Jacques Lonchamp