Xiao-Feng Qi

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We extend the lattice-reduction (LR) method to MIMO detection for coded space division multiplexing OFDM systems with soft-input decoding. The scheme employs a novel combination of LR, K-best candidate generation, and simple candidate pruning. With a handful of candidates, the receiver is able to approach packet error rate performance of full maximum(More)
BACKGROUND Hip osteoarthritis (HOA) is one of the major causes of disability in seniors and is costly to society. Manual therapy is one therapeutic approach to treating HOA. OBJECTIVES To assess the effect of manual therapy compared to the placebo or wait-list/no treatment or a minimal intervention control for HOA at post-treatment and short-,(More)
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