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ICC
2007
IEEE
141views Communications» more  ICC 2007»
15 years 4 months ago
Iterative Turbo Channel Estimation for OFDM System over Rapid Dispersive Fading Channel
— Current OFDM systems assume the channel is not time varying within one OFDM frame, and use channel estimates obtained from preamble or pilots for data symbols within the same f...
Ming Zhao 0001, Zhenning Shi, Mark C. Reed
PVLDB
2011
14 years 16 days ago
Merging What's Cracked, Cracking What's Merged: Adaptive Indexing in Main-Memory Column-Stores
Adaptive indexing is characterized by the partial creation and refinement of the index as side effects of query execution. Dynamic or shifting workloads may benefit from prelimi...
Stratos Idreos, Stefan Manegold, Harumi A. Kuno, G...
DAC
2007
ACM
15 years 10 months ago
Dynamic Power Management with Hybrid Power Sources
DPM (Dynamic Power Management) is an effective technique for reducing the energy consumption of embedded systems that is based on migrating to a low power state when possible. Whi...
Jianli Zhuo, Chaitali Chakrabarti, Kyungsoo Lee, N...
IUI
2006
ACM
15 years 3 months ago
A hybrid learning system for recognizing user tasks from desktop activities and email messages
The TaskTracer system seeks to help multi-tasking users manage the resources that they create and access while carrying out their work activities. It does this by associating with...
Jianqiang Shen, Lida Li, Thomas G. Dietterich, Jon...
ISBI
2008
IEEE
15 years 10 months ago
Segmentation of the evolving left ventricle by learning the dynamics
We propose a method for recursive segmentation of the left ventricle (LV) across a temporal sequence of magnetic resonance (MR) images. The approach involves a technique for learn...
Walter Sun, Müjdat Çetin, Raymond Chan...