Sciweavers

1013 search results - page 152 / 203
» A Subexponential Algorithm for Abstract Optimization Problem...
Sort
View
QSHINE
2005
IEEE
15 years 3 months ago
Link Scheduling with Power Control for Throughput Enhancement in Multihop Wireless Networks
Abstract— Throughput is an important performance consideration for multihop wireless networks. In this paper, we study the joint link scheduling and power control problem, focusi...
Jian Tang, Guoliang Xue, Christopher Chandler, Wei...
SIGMOD
2001
ACM
158views Database» more  SIGMOD 2001»
15 years 10 months ago
Generating Efficient Plans for Queries Using Views
We study the problem of generating e cient, equivalent rewritings using views to compute the answer to a query. We take the closed-world assumption, in which views are materialize...
Foto N. Afrati, Chen Li, Jeffrey D. Ullman
CADE
2006
Springer
15 years 10 months ago
Inferring Network Invariants Automatically
Abstract. Verification by network invariants is a heuristic to solve uniform verification of parameterized systems. Given a system P, a network invariant for P is that abstracts th...
Olga Grinchtein, Martin Leucker, Nir Piterman
INFOCOM
2009
IEEE
15 years 4 months ago
Time Slicing in Mobile TV Broadcast Networks with Arbitrary Channel Bit Rates
Abstract—Mobile TV networks have received significant attention from the industry and academia, as they have already been deployed in several countries and their expected market...
Cheng-Hsin Hsu, Mohamed Hefeeda
TIP
2010
129views more  TIP 2010»
14 years 4 months ago
Image Segmentation by MAP-ML Estimations
Abstract--Image segmentation plays an important role in computer vision and image analysis. In this paper, image segmentation is formulated as a labeling problem under a probabilit...
Shifeng Chen, Liangliang Cao, Yueming Wang, Jianzh...