Sciweavers

2414 search results - page 249 / 483
» Computing Normal Subgroups
Sort
View
98
Voted
TRIDENTCOM
2006
IEEE
15 years 6 months ago
QUETZAL: qualified ultra-wideband testbed for reduced data-rates and location
— This work presents an UWB testbed for reduced data rates with capabilities of measuring range and location. The transmitter uses Time Hopping spread spectrum codes to reduce th...
Antonio Mollfulleda, M. Nájar, P. Miskovsky...
87
Voted
VTC
2006
IEEE
15 years 6 months ago
Joint Frequency-Domain Differential Detection and Equalization for 2-Dimensional Spread/Chip-Interleaved DS-CDMA Uplink Transmis
—The multiple-access interference (MAI) limits the performance of the DS-CDMA uplink transmission. 2 dimensional (2D) spread/chip-interleaved DS-CDMA is an MAI-free system, where...
Le Liu, Fumiyuki Adachi
87
Voted
ISWC
2005
IEEE
15 years 6 months ago
Detection of eating and drinking arm gestures using inertial body-worn sensors
We propose a two-stage recognition system for detecting arm gestures related to typical meal intake. Information retrieved from such a system can be used for automatic dietary mon...
Oliver Amft, Holger Junker, Gerhard Tröster
LCN
2005
IEEE
15 years 6 months ago
Fault Tolerant Active Rings for Structured Peer-to-Peer Overlays
Algorithms by which peers join and leave structured overlay networks can be classified as passive or active. Passive topology maintenance relies on periodic background repair of n...
John Risson, Ken Robinson, Tim Moors
CCIA
2005
Springer
15 years 6 months ago
Mass Segmentation using a Pattern Matching Approach with a Mutual Information Based Metric
Abstract. As an ongoing effort to develop a computer aided system for the detection of masses on mammograms, we propose on this work a new model-based segmentation algorithm. The a...
Arnau Oliver, Jordi Freixenet, Joan Martí, ...