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    JMLR
    2012
    182views Programming Languages» more  JMLR 2012»
    Message-Passing Algorithms for MAP Estimation Using DC Programming
    11 years 7 months ago
    Message-Passing Algorithms for MAP Estimation Using DC Programming
    Download  rbr.cs.umass.edu
    We address the problem of finding the most likely assignment or MAP estimation in a Markov random field. We analyze the linear programming formulation of MAP through the lens of...
    Akshat Kumar, Shlomo Zilberstein, Marc Toussaint
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    CISS
    2011
    IEEE
    235views Information Technology» more  CISS 2011»
    On the capacity region of multiple-access relay channels
    12 years 8 months ago
    On the capacity region of multiple-access relay channels
    Download  www.princeton.edu
    The capacity regions of two classes of multiple­ access relay channels (MARes) are characterized. The MARes studied in this paper include a primitive relay component, which can he...
    Ravi Tandon, H. Vincent Poor
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    CISS
    2010
    IEEE
    83views Information Technology» more  CISS 2010»
    On the symmetric capacity of the K-user symmetric cyclic Gaussian interference channel
    12 years 8 months ago
    On the symmetric capacity of the K-user symmetric cyclic Gaussian interference channel
    Download  www.comm.utoronto.ca
    Abstract—The capacity region of Gaussian interference channel in the weak interference regime is an open problem. Recently, Etkin, Tse and Wang derived an outer bound for the two...
    Lei Zhou, Wei Yu
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    CORR
    2011
    Springer
    221views Education» more  CORR 2011»
    Degrees of Freedom Region of the Gaussian MIMO Broadcast Channel with Common and Private Messages
    12 years 8 months ago
    Degrees of Freedom Region of the Gaussian MIMO Broadcast Channel with Common and Private Messages
    Download  www.ece.umd.edu
    We consider the Gaussian multiple-input multiple-output (MIMO) broadcast channel with common and private messages. We obtain the degrees of freedom (DoF) region of this channel. W...
    Ersen Ekrem, Sennur Ulukus
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    TIT
    2008
    86views more  TIT 2008»
    An Improved Outer Bound for Multiterminal Source Coding
    13 years 4 months ago
    An Improved Outer Bound for Multiterminal Source Coding
    Download  www.eecs.berkeley.edu
    We prove a new outer bound on the rate
    Aaron B. Wagner, Venkat Anantharam
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    CORR
    2006
    Springer
    136views Education» more  CORR 2006»
    On the Capacity of Multiple Access Channels with State Information and Feedback
    13 years 4 months ago
    On the Capacity of Multiple Access Channels with State Information and Feedback
    Download  users.ece.utexas.edu
    In this correspondence, the multiple access channel (MAC) with channel state is analyzed in a scenario where a) the channel state is known non-causally to the transmitters and b) t...
    Wei Wu, Sriram Vishwanath, Ari Arapostathis
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    CORR
    2006
    Springer
    117views Education» more  CORR 2006»
    The Gaussian Multiple Access Wire-Tap Channel with Collective Secrecy Constraints
    13 years 4 months ago
    The Gaussian Multiple Access Wire-Tap Channel with Collective Secrecy Constraints
    Download  wcan.ee.psu.edu
    We consider the Gaussian Multiple Access Wire-Tap Channel (GMAC-WT). In this scenario, multiple users communicate with an intended receiver in the presence of an intelligent and in...
    Ender Tekin, Aylin Yener
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    ETT
    2008
    100views Education» more  ETT 2008»
    On the capacity of interference channels with one cooperating transmitter
    13 years 4 months ago
    On the capacity of interference channels with one cooperating transmitter
    Download  systems.stanford.edu
    Inner and outer bounds are established on the capacity region of two-sender, two-receiver interference channels where one transmitter knows both messages. The transmitter with extr...
    Ivana Maric, Andrea J. Goldsmith, Gerhard Kramer, ...
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    CORR
    2008
    Springer
    109views Education» more  CORR 2008»
    Dependence Balance Based Outer Bounds for Gaussian Networks with Cooperation and Feedback
    13 years 4 months ago
    Dependence Balance Based Outer Bounds for Gaussian Networks with Cooperation and Feedback
    Download  www.ece.umd.edu
    We obtain new outer bounds on the capacity regions of the two-user multiple access channel with generalized feedback (MAC-GF) and the two-user interference channel with generalize...
    Ravi Tandon, Sennur Ulukus
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    CORR
    2008
    Springer
    103views Education» more  CORR 2008»
    An outer bound for 2-receiver discrete memoryless broadcast channels
    13 years 4 months ago
    An outer bound for 2-receiver discrete memoryless broadcast channels
    Download  chandra.ie.cuhk.edu.hk
    Abstract-- An outer bound to the discrete memoryless broadcast channel is presented. We compare it to the known outer bounds and show that the outer bound presented is at least as ...
    Chandra Nair
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