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GLOBECOM
2007
IEEE
13 years 10 months ago
Error Rate of Transmit Beamforming with Delayed and Limited Feedback
— In this paper, we study the effect of delayed and limited feedback of beamformer codebook index on the error rate of transmit beamforming (BF) over Rayleigh fading channels. Cl...
Yao Ma, Dongbo Zhang
FUZZIEEE
2007
IEEE
13 years 10 months ago
Decoding Trace Peak Behaviour - A Neuro-Fuzzy Approach
— DNA sequence basecalling is commonly regarded as a solved problem, despite significant error rates being reflected in inaccuracies in databases and genome annotations. This has...
David Thornley, Stavros Petridis
CIBCB
2007
IEEE
13 years 10 months ago
Overestimation for Multiple Sequence Alignment
Abstract— Multiple sequence alignment is an important problem in computational biology. A-star is an algorithm that can be used to find exact alignments. We present a simple mod...
Tristan Cazenave
ISCAS
2008
IEEE
136views Hardware» more  ISCAS 2008»
13 years 11 months ago
VLSI architecture for data-reduced steering matrix feedback in MIMO systems
Abstract— Beamforming (BF) for multiple-input multipleoutput (MIMO) wireless communications systems can improve the error rate performance by spatial separation of the transmitte...
Christoph Studer, Peter Luethi, Wolfgang Fichtner
ICC
2008
IEEE
165views Communications» more  ICC 2008»
13 years 11 months ago
Analysis of Symbol Error Rates for Signal Space Diversity in Rayleigh Fading Channels
— A signal space diversity (SSD) scheme is one of techniques to achieve diversity gain in fading channels. This method consists of two key operations: constellation rotation and ...
Jihoon Kim, Inkyu Lee
HPCA
2008
IEEE
13 years 11 months ago
Speculative instruction validation for performance-reliability trade-off
With reducing feature size, increasing chip capacity, and increasing clock speed, microprocessors are becoming increasingly susceptible to transient (soft) errors. Redundant multi...
Sumeet Kumar, Aneesh Aggarwal
GLOBECOM
2008
IEEE
13 years 11 months ago
Lowering LDPC Error Floors by Postprocessing
−A class of combinatorial structures, called absorbing sets, strongly influences the performance of low-density paritycheck (LDPC) decoders at low error rates. Past experiments h...
Zhengya Zhang, Lara Dolecek, Borivoje Nikolic, Ven...
DATE
2008
IEEE
104views Hardware» more  DATE 2008»
13 years 11 months ago
Multi-Vector Tests: A Path to Perfect Error-Rate Testing
The importance of testing approaches that exploit error tolerance to improve yield has previously been established. Error rate, defined as the percentage of vectors for which the...
Shideh Shahidi, Sandeep Gupta
APSCC
2008
IEEE
13 years 11 months ago
Hop-by-Hop TCP over MANET
In a MANET environment, communication links are unstable due to various reasons. Error rate is higher and bandwidth is smaller than fixed networks. Running conventional TCP protoco...
Yao-Nan Lien, Yi-Fan Yu
RECOMB
2005
Springer
14 years 4 months ago
A Hidden Markov Model Based Scoring Function for Mass Spectrometry Database Search
An accurate scoring function for database search is crucial for peptide identification using tandem mass spectrometry. Although many mathematical models have been proposed to scor...
Yunhu Wan, Ting Chen