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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Joseph, M.S. Kumar, M. Huaping Shen Das, S. |
| Copyright Year | 2005 |
| Description | Author affiliation: Dept. of Comput. Sci. & Eng., Univ. of Texas, Arlington, TX, USA (Joseph, M.S.; Kumar, M.; Huaping Shen; Das, S.) |
| Abstract | Mobile peer-to-peer (MP2P) networks consist of mobile devices that communicate with each other via short-range wireless transmissions to facilitate sharing of information among them. Such networks present a constrained communication environment due to fundamental limitations of battery power and wireless bandwidth, and users' frequent mobility. These characteristics of MP2P networks make scalable data retrieval a challenging problem. In this paper, we propose a novel scheme, called proximity regions for caching in cooperative MP2P networks (PReCinCt), to efficiently support scalable data retrieval in large-scale MP2P networks. In the PReCinCt scheme, the network topology is divided into geographical regions where each region is responsible for a set of keys representing the data. Each key is then mapped to a region location based on a geographical hash function. A geographic-aided routing protocol is used to route traffic of each data retrieved. In order to further save bandwidth for each data retrieved, PReCinCt incorporates a cooperative caching scheme that caches relevant data among a set of peers in a region. Simulation results show that the proposed scheme achieves significant improvements in average latency and energy consumption. |
| Sponsorship | IEEE Comput. Soc. Dept. of Comput. Sci., The Univ. of Texas at Arlington |
| Starting Page | 50 |
| Ending Page | 54 |
| File Size | 109504 |
| Page Count | 5 |
| File Format | |
| ISBN | 0769523005 |
| DOI | 10.1109/PERCOMW.2005.30 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 2005-03-08 |
| Publisher Place | USA |
| Access Restriction | Subscribed |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Energy efficiency Information retrieval Peer to peer computing Bandwidth Mobile communication Batteries Large-scale systems Network topology Routing protocols Telecommunication traffic |
| Content Type | Text |
| Resource Type | Article |
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