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» Density of Critical Factorizations
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PDP
2008
IEEE
14 years 2 months ago
Scheduling of QR Factorization Algorithms on SMP and Multi-Core Architectures
This paper examines the scalable parallel implementation of QR factorization of a general matrix, targeting SMP and multi-core architectures. Two implementations of algorithms-by-...
Gregorio Quintana-Ortí, Enrique S. Quintana...
ICASSP
2011
IEEE
13 years 7 days ago
Sparse spectral factorization: Unicity and reconstruction algorithms
Spectral factorization is a classical tool in signal processing and communications. It also plays a critical role in X-ray crystallography, in the context of phase retrieval. In t...
Yue M. Lu, Martin Vetterli
HICSS
2005
IEEE
141views Biometrics» more  HICSS 2005»
14 years 2 months ago
Factors Impacting Customers' Initial Trust in E-Businesses: An Empirical Study
Developing customers’ initial trust in e-businesses is critical for many online vendors, especially for startup companies. As an effort to understand initial trust in the busine...
Euijin Kim, Suresh Tadisina
INFOVIS
2003
IEEE
14 years 1 months ago
Constant Density Displays Using Diversity Sampling
The Informedia Digital Video Library user interface summarizes query results with a collage of representative keyframes. We present a user study in which keyframe occlusion caused...
Mark Derthick, Michael G. Christel, Alexander G. H...
MHCI
2009
Springer
14 years 3 months ago
Impact of item density on magic lens interactions
We conducted a user study to investigate the effect of visual context in handheld augmented reality interfaces. A dynamic peephole interface (without visual context beyond the dev...
Michael Rohs, Georg Essl, Johannes Schöning, ...