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VTC
2008
IEEE
121views Communications» more  VTC 2008»
16 years 20 days ago
Symbol Error Probability of M-QAM in Multihop Communication Systems with Regenerative Relays
Abstract—We analyze the performance of multihop communication systems with regenerative relays in terms of the average symbol error probability (SEP) for M-ary quadrature amplitu...
Andreas Müller, Joachim Speidel
ICC
2007
IEEE
108views Communications» more  ICC 2007»
16 years 19 days ago
Error Performance of Rectangular Signaling with MRC in Nakagami Fading
— The average of the product of two Gaussian Q-functions having arguments as different scaled versions of the same Nakagami distributed fading gain magnitude is derived in close...
Ranjan K. Mallik
BNCOD
2008
96views Database» more  BNCOD 2008»
15 years 7 months ago
Smooth Interpolating Histograms with Error Guarantees
Abstract. Accurate selectivity estimations are essential for query optimization decisions where they are typically derived from various kinds of histograms which condense value dis...
Thomas Neumann, Sebastian Michel
EMNLP
2006
15 years 7 months ago
Solving the Problem of Cascading Errors: Approximate Bayesian Inference for Linguistic Annotation Pipelines
The end-to-end performance of natural language processing systems for compound tasks, such as question answering and textual entailment, is often hampered by use of a greedy 1-bes...
Jenny Rose Finkel, Christopher D. Manning, Andrew ...
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CORR
2010
Springer
117views Education» more  CORR 2010»
15 years 6 months ago
Relay Assisted Cooperative OSTBC Communication with SNR Imbalance and Channel Estimation Errors
In this paper, a two-hop relay assisted cooperative Orthogonal Space-Time Block Codes (OSTBC) transmission scheme is considered for the downlink communication of a cellular system,...
Bo Niu, Mihaela C. Beluri, Zinan Lin, Prabhakar Ch...