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» Locally Decodable Quantum Codes
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STOC
2009
ACM
133views Algorithms» more  STOC 2009»
14 years 9 months ago
New direct-product testers and 2-query PCPs
The "direct product code" of a function f gives its values on all k-tuples (f(x1), . . . , f(xk)). This basic construct underlies "hardness amplification" in c...
Russell Impagliazzo, Valentine Kabanets, Avi Wigde...
CPHYSICS
2008
123views more  CPHYSICS 2008»
13 years 9 months ago
wannier90: A tool for obtaining maximally-localised Wannier functions
We present wannier90, a program for calculating maximally-localised Wannier functions (MLWF) from a set of Bloch energy bands that may or may not be attached to or mixed with othe...
Arash A. Mostofi, Jonathan R. Yates, Young-Su Lee,...
DATE
2005
IEEE
163views Hardware» more  DATE 2005»
14 years 2 months ago
A Hardware-Friendly Wavelet Entropy Codec for Scalable Video
In the RESUME project we explore the use of reconfigurable hardware for the design of portable multimedia systems by developing a scalable wavelet-based video codec. A scalable v...
Hendrik Eeckhaut, Harald Devos, Benjamin Schrauwen...
IPSN
2005
Springer
14 years 2 months ago
Sensing capacity for discrete sensor network applications
We bound the number of sensors required to achieve a desired level of sensing accuracy in a discrete sensor network application (e.g. distributed detection). We model the state of...
Yaron Rachlin, Rohit Negi, Pradeep K. Khosla
ICASSP
2010
IEEE
13 years 9 months ago
Informed source separation of underdetermined instantaneous stereo mixtures using source index embedding
In this paper, we address the issue of underdetermined source separation of non-stationary audio sources from a stereo (i.e. 2-channel) linear instantaneous mixture. This problem ...
Mathieu Parvaix, Laurent Girin