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ICIP
1998
IEEE
16 years 7 months ago
Accelerated Monotonic Algorithms for Transmission Tomography
We present a framework for designing fast and monotonic algorithms for transmission tomography penalizedlikelihood image reconstruction. The new algorithms are based on paraboloid...
Hakan Erdogan, Jeffrey A. Fessler
INFOCOM
2007
IEEE
16 years 18 days ago
Multimodal Congestion Control for Low Stable-State Queuing
— To discover an efficient fair sending rate for a flow, Transmission Control Protocol (TCP) saturates the bottleneck link and its buffer until the router discards a packet. Su...
Maxim Podlesny, Sergey Gorinsky
GECCO
2007
Springer
155views Optimization» more  GECCO 2007»
16 years 13 days ago
The effect of user interaction mechanisms in multi-objective IGA
In this paper four mechanisms, fine and coarse grained fitness rating, linguistic evaluation and active user intervention are compared for use in the multi-objective IGA. The inte...
Alexandra Melike Brintrup, Hideyuki Takagi
GLOBECOM
2006
IEEE
16 years 10 days ago
Two Novel Iterative Joint Frequency-Offset and Channel Estimation Methods for OFDMA Uplink
—We address joint estimation of frequency offsets and channel responses in OFDMA uplink. A cyclically equal-spaced, equal-energy interleaved pilot preamble is proposed by which t...
Xiaoyu Fu, Hlaing Minn, Cyrus D. Cantrell
CDC
2009
IEEE
147views Control Systems» more  CDC 2009»
15 years 11 months ago
A simulation-based method for aggregating Markov chains
— This paper addresses model reduction for a Markov chain on a large state space. A simulation-based framework is introduced to perform state aggregation of the Markov chain base...
Kun Deng, Prashant G. Mehta, Sean P. Meyn