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CDC
2009
IEEE
113views Control Systems» more  CDC 2009»
15 years 4 months ago
Distributed and optimal reduced primal-dual algorithm for uplink OFDM resource allocation
— Orthogonal frequency division multiplexing (OFDM) is the key component of many emerging broadband wireless access standards. The resource allocation in OFDM uplink, however, is...
Xiao-Xin Zhang, Liang Chen, Jianwei Huang, Minghua...
DCOSS
2006
Springer
15 years 3 months ago
Approximation Algorithms for Power-Aware Scheduling of Wireless Sensor Networks with Rate and Duty-Cycle Constraints
We develop algorithms for finding the minimum energy transmission schedule for duty-cycle and rate constrained wireless sensor nodes transmitting over an interference channel. Sinc...
Rajgopal Kannan, Shuangqing Wei
SIGMOD
2012
ACM
203views Database» more  SIGMOD 2012»
13 years 1 months ago
Optimizing index for taxonomy keyword search
Query substitution is an important problem in information retrieval. Much work focuses on how to find substitutes for any given query. In this paper, we study how to efficiently ...
Bolin Ding, Haixun Wang, Ruoming Jin, Jiawei Han, ...
NOMS
2008
IEEE
15 years 5 months ago
Towards SLA-based optimal workload distribution in SANs
—Storage Area Networks (SANs) connect storage devices to servers over fast network interconnects. We consider the problem of optimal SAN configuration with the goal of meeting s...
Eray Gencay, Carsten Sinz, Wolfgang Küchlin
AI
2006
Springer
14 years 11 months ago
Constraint-based optimization and utility elicitation using the minimax decision criterion
In many situations, a set of hard constraints encodes the feasible configurations of some system or product over which multiple users have distinct preferences. However, making su...
Craig Boutilier, Relu Patrascu, Pascal Poupart, Da...