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» Constraints in Weighted Averaging
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90
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CORR
2010
Springer
176views Education» more  CORR 2010»
14 years 11 months ago
Limited Feedback Multi-Antenna Quantization Codebook Design-Part I: Single-User Channels
Abstract--In this two-part paper, we study the design and optimization of limited feedback single-user and multiuser systems with a multiple-antenna base station and single-antenna...
Behrouz Khoshnevis, Wei Yu
CORR
2008
Springer
147views Education» more  CORR 2008»
14 years 11 months ago
Impact of CSI on Distributed Space-Time Coding in Wireless Relay Networks
We consider a two-hop wireless network where a transmitter communicates with a receiver via M relays with an amplify-and-forward (AF) protocol. Recent works have shown that sophis...
Mari Kobayashi, Xavier Mestre
116
Voted
CORR
2008
Springer
103views Education» more  CORR 2008»
14 years 11 months ago
Quickest Change Detection of a Markov Process Across a Sensor Array
Recent attention in quickest change detection in the multi-sensor setting has been on the case where the densities of the observations change at the same instant at all the sensor...
Vasanthan Raghavan, Venugopal V. Veeravalli
PAMI
2006
132views more  PAMI 2006»
14 years 11 months ago
Rapid Object Indexing Using Locality Sensitive Hashing and Joint 3D-Signature Space Estimation
We propose a new method for rapid 3D object indexing that combines feature-based methods with coarse alignment-based matching techniques. Our approach achieves a sublinear complexi...
Bogdan Matei, Ying Shan, Harpreet S. Sawhney, Yi T...
SIAMCOMP
2008
167views more  SIAMCOMP 2008»
14 years 11 months ago
Approximation Algorithms for Data Placement Problems
We develop approximation algorithms for the problem of placing replicated data in arbitrary networks, where the nodes may both issue requests for data objects and have capacity fo...
Ivan D. Baev, Rajmohan Rajaraman, Chaitanya Swamy