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137
Voted
CISS
2007
IEEE
15 years 10 months ago
2007
IEEE
Abstract— It is well-known that perfect channel state information (CSI) at the transmitter and the receiver (CSIT/CSIR) can be used to decompose a multi-antenna channel into a ba...
125
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INEX
2004
Springer
15 years 9 months ago
2004
Springer
We describe the INEX 2004 participation of the Informatics Institute of the University of Amsterdam. We completely revamped our XML retrieval system, now implemented as a mixture l...
131
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DOLAP
2000
ACM
15 years 8 months ago
2000
ACM
With the use of data warehousing and online analytical processing (OLAP) for decision support applications new security issues arise. The goal of this paper is to introduce an OLA...
108
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DOLAP
1999
ACM
15 years 8 months ago
1999
ACM
OLAP systems support data analysis through a multidimensional data model, according to which data facts are viewed as points in a space of application-related dimensions", or...
119
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EEE
2004
IEEE
15 years 7 months ago
2004
IEEE
Online (Web-based) examination is an effective solution for mass education evaluation. However, due to the incomplete of network security, students can communicate with each other...