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In this paper, we propose a framework for supporting context-aware environments in mobile ad hoc networks (MANETs). A virtual overlay network and two novel approaches in this framework are addressed to significantly improve the efficiency of data delivery in MANETs. The surrounding context of mobile nodes is used to determine which scheme, push-based or(More)
Large amount of information is available on web and information extraction takes place in huge volume. When queries are submitted to search engines they are generally in natural languages and contain just one or two words. Search engine are unable to recognize natural language and thus it becomes difficult to extract the proper information from web(More)
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