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FOCS
2007
IEEE
15 years 8 months ago
The Power of Quantum Systems on a Line
: We study the computational strength of quantum particles (each of finite dimensionality) arranged on a line. First, we prove that it is possible to perform universal adiabatic q...
Dorit Aharonov, Daniel Gottesman, Sandy Irani, Jul...
FOCS
2007
IEEE
15 years 8 months ago
Adaptive Simulated Annealing: A Near-optimal Connection between Sampling and Counting
We present a near-optimal reduction from approximately counting the cardinality of a discrete set to approximately sampling elements of the set. An important application of our wo...
Daniel Stefankovic, Santosh Vempala, Eric Vigoda
GLOBECOM
2007
IEEE
15 years 8 months ago
Beamforming with Limited Feedback in Amplify-and-Forward Cooperative Networks
— A relay selection approach has previously been shown to outperform repetition-based scheduling for both amplify-and-forward (AF) and decode-and-forward (DF) cooperative network...
Yi Zhao, Raviraj Adve, Teng Joon Lim
GLOBECOM
2007
IEEE
15 years 8 months ago
Degrees of Freedom of the MIMO X Channel
— We provide achievability as well as converse results for the degrees of freedom region of a MIMO X channel, i.e., a system with two transmitters, two receivers, each equipped w...
Syed Ali Jafar, Shlomo Shamai
HICSS
2007
IEEE
122views Biometrics» more  HICSS 2007»
15 years 8 months ago
Enterprise Information Architecture (EIA): Assessment of Current Practices in Malaysian Organizations
In this paper we described the findings based on a research study on current Enterprise Information Architecture (EIA) practices in Malaysian organizations. Ten organizations from...
Rafidah Abd. Razak, Zulkhairi Md. Dahalin, Rohaya ...
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