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CEE
2010
64views more  CEE 2010»
13 years 9 months ago
Iterative decision feedback equalizer with cyclic detection for DFT-S OFDM system
This paper proposes a simple and efficient decision feedback equalizer (DFE) for Discrete Fourier Transform-Spread Orthogonal Frequency Division Multiplex (DFT-S OFDM) system in Ev...
Yafeng Wang, Hao Yang, Dacheng Yang, Wei Xiang
TCSV
2008
120views more  TCSV 2008»
13 years 8 months ago
A Parallel Hardware Architecture for Scale and Rotation Invariant Feature Detection
Abstract--This paper proposes a parallel hardware architecture for image feature detection based on the SIFT (Scale Invariant Feature Transform) algorithm and applied to the SLAM (...
Vanderlei Bonato, Eduardo Marques, George A. Const...
JASIS
2010
129views more  JASIS 2010»
13 years 7 months ago
Science overlay maps: A new tool for research policy and library management
We present a novel approach to visually locate bodies of research within the sciences, both at each moment of time and dynamically. This article describes how this approach fits w...
Ismael Rafols, Alan L. Porter, Loet Leydesdorff
COLT
2010
Springer
13 years 6 months ago
Deterministic Sparse Fourier Approximation via Fooling Arithmetic Progressions
A significant Fourier transform (SFT) algorithm, given a threshold and oracle access to a function f, outputs (the frequencies and approximate values of) all the -significant Fou...
Adi Akavia
NAR
2010
135views more  NAR 2010»
13 years 3 months ago
ALTER: program-oriented conversion of DNA and protein alignments
ALTER is an open web-based tool to transform between different multiple sequence alignment formats. The originality of ALTER lies in the fact that it focuses on the specifications...
Daniel Glez-Peña, Daniel Gómez-Blanc...