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ICTAI
2007
IEEE
16 years 17 days ago
Knowledge Based Mechanisms for Tutoring Systems in Science and Engineering
In science and engineering courses, students are often presented a situation for which they are asked to identify the relevant principles and to instantiate them as a set of equat...
Chun Wai Liew, Joel A. Shapiro, Donald E. Smith
VTC
2007
IEEE
200views Communications» more  VTC 2007»
16 years 16 days ago
General Analysis of Uplink Group-Orthogonal MC-CDMA systems
Abstract—Group-orthogonal multicarrier code-division multiple access (GO-MC-CDMA) has been proposed as a multiplexing technique for the uplink segment of wireless systems. The di...
Guillem Femenias, Felip Riera-Palou, Jaume Ramis
GLOBECOM
2006
IEEE
16 years 10 days ago
Algorithms for Server Placement in Multiple-Description-Based Media Streaming
— Multiple description coding (MDC) has emerged as a powerful technique for reliable real-time communications over lossy packet networks. In its basic form, it involves encoding ...
Satyajeet Ahuja, Marwan Krunz
RTAS
2006
IEEE
16 years 8 days ago
An Interface Algebra for Real-Time Components
We present an assume-guarantee interface algebra for real-time components. In our formalism a component implements a set of task sequences that share a resource. A component inter...
Thomas A. Henzinger, Slobodan Matic
AAECC
2006
Springer
105views Algorithms» more  AAECC 2006»
16 years 8 days ago
LDPC Codes for Fading Channels: Two Strategies
Abstract. This paper compares two approaches to reliable communication over fading channels using low-density parity check (LDPC) codes. The particular model considered is the bloc...
Xiaowei Jin, Teng Li, Thomas E. Fuja, Oliver M. Co...