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VTC
2007
IEEE
14 years 2 months ago
Q-Learning-based Hybrid ARQ for High Speed Downlink Packet Access in UMTS
Abstract-In this paper, a Q-learning-based hybrid automatic repeat request (Q-HARQ) scheme is proposed to achieve efficient resource utilization for high speed downlink packet acc...
Chung-Ju Chang, Chia-Yuan Chang, Fang-Ching Ren
ICC
2007
IEEE
14 years 2 months ago
Computing the Optimal Amount of Constellation Distortion in OFDM Systems
Abstract— The primary disadvantage of orthogonal frequencydivision multiplexing (OFDM) is the high time-domain peak-toaverage power ratio (PAR) that severely limits the transmitt...
Alok Aggarwal, Erik R. Stauffer, Teresa H. Meng
OHS
2001
Springer
14 years 5 days ago
The Impact of Empirical Studies on the Design of an Adaptive Hypertext Generation System
This paper presents two empirical usability studies based on techniques from Human-Computer Interaction HCI and software engineering, which were used to elicitate requirements fo...
Kalina Bontcheva
CHI
2002
ACM
14 years 8 months ago
A flexible 3d sound system for interactive applications
We have developed a 3D sound system for headphones that allows real-time sound source and user displacement in a virtual acoustic environment. Because of a flexible design that us...
Lalya Gaye
ISSTA
2000
ACM
14 years 2 days ago
Requirements-based monitors for real-time systems
—Before designing safety- or mission-critical real-time systems, a specification of the required behavior of the system should be produced and reviewed by domain experts. After ...
Dennis K. Peters, David Lorge Parnas