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» Symbolic Domain Decomposition
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111
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TWC
2010
14 years 10 months ago
Frame detection and timing acquisition for OFDM transmissions with unknown interference
Abstract--Frame detection and timing acquisition are challenging tasks in orthogonal frequency-division multiplexing systems plagued by narrowband interference (NBI). Most existing...
Luca Sanguinetti, Michele Morelli, H. Vincent Poor
RE
2006
Springer
15 years 3 months ago
Requirement Progression in Problem Frames Applied to a Proton Therapy System
A technique is presented for obtaining a specification from a requirement through a series of incremental steps. The starting point is a Problem Frame description involving a requ...
Robert Seater, Daniel Jackson
129
Voted
GLOBECOM
2006
IEEE
15 years 9 months ago
Frequency Offset Estimation for IFDMA Uplink Systems
— This paper proposes two frequency offset estimation algorithms for the uplink of an Interleaved Frequency-Division Multiple-Access (IFDMA) system. One algorithm performs estima...
Alexander Arkhipov, Michael Schnell
ICPR
2008
IEEE
16 years 4 months ago
A coordinate system for articulated 2D shape point correspondences
A framework for mapping a polar-like coordinate system to a non-rigid shape is presented. Using a graph pyramid, a binary shape is decomposed into connected parts, based on its st...
Adrian Ion, Salvador B. López Mármol...
ISSAC
2007
Springer
146views Mathematics» more  ISSAC 2007»
15 years 9 months ago
Fast and exact geometric analysis of real algebraic plane curves
An algorithm is presented for the geometric analysis of an algebraic curve f(x, y) = 0 in the real affine plane. It computes a cylindrical algebraic decomposition (CAD) of the pla...
Arno Eigenwillig, Michael Kerber, Nicola Wolpert