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The expected lifetime of any wireless sensor network is a critical issue as sensor nodes are powered by small batteries. One effective approach for energy conservation, especially in high density networks, consists on switching alternatively nodes in sleep/active modes, while ensuring at the same time continuous monitoring (i.e., coverage and connectivity).(More)
112 Tunisian patients with rapidly progressing breast cancer (RPBC) were entered into a clinical trial evaluating combination chemotherapy as a primary form of treatment before surgery or radiotherapy. Three cycles of cyclophosphamide, methotrexate, and 5-fluorouracil (CMF) were administered at monthly intervals; patients were then randomized to surgery or(More)
Sharing multimedia contents in peer-to-peer (P2P) networks has become a common practice. In general, it is done in “download” mode as any other type of data. However, multimedia data present another more convenient consumption mode which is the “streaming” mode: rather than downloading the entire data before viewing it, a stream(More)
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