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» Minimizing Movement in Mobile Facility Location Problems
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AICCSA
2001
IEEE
200views Hardware» more  AICCSA 2001»
15 years 1 months ago
Location Management in Mobile Computing
This paper presents a novel approach based on clustering algorithms in combination with the location area (LA) scheme to solve the mobility management problem. Users' movemen...
Riky Subrata, Albert Y. Zomaya
COR
2007
99views more  COR 2007»
14 years 9 months ago
An improved algorithm for the p-center problem on interval graphs with unit lengths
The p-center problem is to locate p facilities in a network of n demand points so as to minimize the longest distance between a demand point and its nearest facility. We consider ...
T. C. Edwin Cheng, Liying Kang, C. T. Ng
DAM
2000
126views more  DAM 2000»
14 years 9 months ago
2-Medians in trees with pos/neg weights
This paper deals with facility location problems with pos=neg weights in trees. We consider two di erent objective functions which model two di erent ways to handle obnoxious faci...
Rainer E. Burkard, Eranda Çela, Helidon Dol...
COR
2006
88views more  COR 2006»
14 years 9 months ago
An exact algorithm for the capacitated vertex p-center problem
We develop a simple and practical exact algorithm for the problem of locating p facilities and assigning clients7 to them within capacity restrictions in order to minimize the max...
F. Aykut Özsoy, Mustafa Ç. Pinar
IDEAS
2003
IEEE
171views Database» more  IDEAS 2003»
15 years 2 months ago
Dynamic Data Management for Location Based Services in Mobile Environments
We characterize the dynamic data management problem for location based services(LBS) in mobile environments and devise a cost model for servicing both location independent and loc...
Shiow-yang Wu, Kun-Ta Wu