Sciweavers

4273 search results - page 318 / 855
» Improving proactive information systems
Sort
View
ICDE
2008
IEEE
129views Database» more  ICDE 2008»
16 years 8 months ago
Fuzzy Multi-Dimensional Search in the Wayfinder File System
With the explosion in the amount of semi-structured data users access and store, there is a need for complex search tools to retrieve often very heterogeneous data in a simple and ...
Amélie Marian, Christopher Peery, Thu D. Ng...
ICRA
2009
IEEE
174views Robotics» more  ICRA 2009»
16 years 1 months ago
Environment adapted active multi-focal vision system for object detection
— A biologically inspired foveated attention system in an object detection scenario is proposed. Thereby, a highperformance active multi-focal camera system imitates visual behav...
Tingting Xu, Hao Wu, Tianguang Zhang, Kolja Kü...
INFOCOM
2008
IEEE
16 years 1 months ago
ALPACAS: A Large-Scale Privacy-Aware Collaborative Anti-Spam System
— While the concept of collaboration provides a natural defense against massive spam emails directed at large numbers of recipients, designing effective collaborative anti-spam s...
Zhenyu Zhong, Lakshmish Ramaswamy, Kang Li
ICC
2007
IEEE
139views Communications» more  ICC 2007»
16 years 1 months ago
Throughput Maximization Transmission Control Scheme Using Precoding for MIMO Systems
— Multiple-input multiple-output (MIMO) systems that realize a high-speed data transmission with multiple antennas at both transmitter and receiver are drawing much attention. In...
Kenichi Kobayashi, Tomoaki Ohtsuki, Toshinobu Kane...
GLOBECOM
2007
IEEE
15 years 10 months ago
CAC for Multibeam Opportunistic Schemes in Heterogeneous WiMax Systems Under QoS Constraints
Spatial scheduling in a heterogeneous WiMax Downlink channel, based on partial Channel State Information at the Transmitter (CSIT), is carried out through a multibeam opportunistic...
Nizar Zorba, Ana I. Pérez-Neira