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IJCAI
2007
15 years 8 months ago
A Bayesian Computational Cognitive Model
Computational cognitive modeling has recently emerged as one of the hottest issues in the AI area. Both symbolic approaches and connectionist approaches present their merits and d...
Zhiwei Shi, Hong Hu, Zhongzhi Shi
GLOBECOM
2007
IEEE
15 years 6 months ago
Doppler Spread Estimation for Broadband Wireless OFDM Systems
Abstract— In this paper, we present a new Doppler spread estimation algorithm for broadband wireless orthogonal frequency division multiplexing (OFDM) systems with time-varying a...
Jun Tao, Jingxian Wu, Chengshan Xiao
TWC
2008
150views more  TWC 2008»
15 years 6 months ago
Design and analysis of post-coded OFDM systems
This paper discusses the design and analysis of post coded OFDM (PC-OFDM) systems. Coded or precoded OFDM systems are generally employed to overcome the symbol recovery problem in...
S. F. A. Shah, Ahmed H. Tewfik
CORR
2010
Springer
77views Education» more  CORR 2010»
15 years 5 months ago
Reduced ML-Decoding Complexity, Full-Rate STBCs for $2^a$ Transmit Antenna Systems
— For an nt transmit, nr receive antenna system (nt × nr system), a full-rate space time block code (STBC) transmits nmin = min(nt, nr) complex symbols per channel use and in ge...
K. Pavan Srinath, B. Sundar Rajan
ESTIMEDIA
2008
Springer
15 years 8 months ago
Performance analysis of reconfiguration in adaptive real-time streaming applications
We propose a design optimization framework for adaptive real-time streaming applications. The main contribution is a hybrid approach for performance analysis combining formal anal...
Jun Zhu, Ingo Sander, Axel Jantsch