Sciweavers

9162 search results - page 56 / 1833
» System and User Data Complexity
Sort
View
CORR
2010
Springer
124views Education» more  CORR 2010»
14 years 8 months ago
A New SLNR-based Linear Precoding for Downlink Multi-User Multi-Stream MIMO Systems
—Signal-to-leakage-and-noise ratio (SLNR) is a promising criterion for linear precoder design in multi-user (MU) multiple-input multiple-output (MIMO) systems. It decouples the p...
Peng Cheng, Meixia Tao, Wenjun Zhang
CORR
2010
Springer
218views Education» more  CORR 2010»
14 years 6 months ago
User Centered and Ontology Based Information Retrieval System for Life Sciences
Because of the increasing number of electronic data, designing efficient tools to retrieve and exploit documents is a major challenge. Current search engines suffer from two main d...
Sylvie Ranwez, Vincent Ranwez, Mohameth-Fran&ccedi...
ER
2003
Springer
99views Database» more  ER 2003»
15 years 3 months ago
A General Model for Online Analytical Processing of Complex Data
Abstract. It has been well recognized that online analytical processing (OLAP) can provide important insights into huge archives of data. While the conventional OLAP model is capab...
Jian Pei
CIKM
2000
Springer
15 years 2 months ago
Extending OLAP Querying to External Object Databases
On-Line Analytical Processing (OLAP) systems based on a multidimensional view of data have found widespread use in business applications and are being used increasingly in non-sta...
Torben Bach Pedersen, Arie Shoshani, Junmin Gu, Ch...
EDBT
2006
ACM
116views Database» more  EDBT 2006»
15 years 10 months ago
VICO: Visualizing Connected Object Orderings
In modern databases, complex objects like multimedia data, proteins or text objects can be modeled in a variety of representations and can be decomposed into multiple instances of ...
Stefan Brecheisen, Hans-Peter Kriegel, Matthias Sc...