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ICC
2007
IEEE
107views Communications» more  ICC 2007»
16 years 22 days ago
OFDM PAPR Reduction Using Selected Mapping Without Side Information
— Selected mapping (SLM) is a well-known method for reducing the peak-to-average power ratio (PAPR) in orthogonal frequency-division multiplexing (OFDM) systems. The main drawbac...
Boon Kien Khoo, Stéphane Y. Le Goff, Charal...
SOFSEM
2007
Springer
16 years 15 days ago
Personalized Presentation in Web-Based Information Systems
Abstract. Large information spaces and complex functionality of contemporary systems together with the advent of the Semantic Web are big challenges for the design of simple yet po...
Michal Tvarozek, Michal Barla, Mária Bielik...
IDEAS
2005
IEEE
113views Database» more  IDEAS 2005»
16 years 1 hour ago
Fine-Granularity Access Control in 3-Tier Laboratory Information Systems
Laboratory information systems (LIMS) are used in life science research to manage complex experiments. Since LIMS systems are often shared by different research groups, powerful a...
Xueli Li, Nomair A. Naeem, Bettina Kemme
IPPS
2000
IEEE
15 years 10 months ago
Parallel Information Retrieval on an SCI-Based PC-NOW
This paper presents an efficient parallel information retrieval (IR) system which provides fast information service for the Internet users on lowcost high-performance PC-NOW enviro...
Sang-Hwa Chung, Hyuk-Chul Kwon, Kwang Ryel Ryu, Ha...
CORR
2008
Springer
131views Education» more  CORR 2008»
15 years 6 months ago
Jamming in Fixed-Rate Wireless Systems with Power Constraints - Part I: Fast Fading Channels
This is the first part of a two-part paper that studies the problem of jamming in a fixed-rate transmission system with fading, under the general assumption that the jammer has no...
George T. Amariucai, Shuangqing Wei