Sciweavers

2111 search results - page 296 / 423
» Exploring evaluation methods for ambient information systems
Sort
View
ICC
2008
IEEE
142views Communications» more  ICC 2008»
15 years 11 months ago
Multiuser MIMO Downlink with Limited Feedback Using Transmit-Beam Matching
— The multiuser multiple-input multiple-output (MIMO) broadcast channel uses multiple antennas at the transmitter to simultaneously deliver information to multiple users. Despite...
Tae-Hyun Kim, Robert W. Heath Jr., Sunghyun Choi
CLEAR
2007
Springer
180views Biometrics» more  CLEAR 2007»
15 years 10 months ago
Joint Bayesian Tracking of Head Location and Pose from Low-Resolution Video
Abstract. This paper presents a visual particle filter for jointly tracking the position of a person and her head pose. The resulting information may be used to support automatic ...
Oswald Lanz, Roberto Brunelli
CIKM
2004
Springer
15 years 10 months ago
A framework for selective query expansion
Query expansion is a well-known technique that has been shown to improve average retrieval performance. This technique has not been used in many operational systems because of the...
Stephen Cronen-Townsend, Yun Zhou, W. Bruce Croft
CLEF
2006
Springer
15 years 8 months ago
SINAI at CLEF 2006 Ad Hoc Robust Multilingual Track: Query Expansion Using the Google Search Engine
This year, we have participated on Ad-Hoc Robust Multilingual track with the aim to evaluate two issues of CLIR systems. Firstly, this paper describes the method followed for quer...
Fernando Martínez Santiago, Arturo Montejo ...
175
Voted
IJNSEC
2010
141views more  IJNSEC 2010»
14 years 11 months ago
Protection of an Intrusion Detection Engine with Watermarking in Ad Hoc Networks
In this paper we present an intrusion detection engine comprised of two main elements; firstly, a neural network for the actual detection task and secondly watermarking techniques...
Aikaterini Mitrokotsa, Nikos Komninos, Christos Do...