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Many distributed systems use a replication mechanism for reliability and availability. On the other hand, developers have to consider minimum consistency requirement for each application. Therefore, a novel replication protocol that supports multiple consistency models is required. Multi-Consistency Data Replication (McRep) is a middleware-based replication protocol and can support multiple consistency...
Real-time indoor location estimation needs multiple signals from different sources. To ensure accuracy of estimation, adopting Bluetooth Low Energy (LE) beacon devices as signal sources is a reasonable solution. We have installed a number of Bluetooth Low Energy (LE) beacon devices in and around a room and observed beacons by portable devices with RSSI to achieve fundamental knowledge of beacons and...
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