Sciweavers

MDM
2009
Springer
164views Communications» more  MDM 2009»
14 years 6 months ago
Spatially Augmented Audio Delivery: Applications of Spatial Sound Awareness in Sensor-Equipped Indoor Environments
Current mainstream audio playback paradigms do not take any account of a user’s physical location or orientation in the delivery of audio through headphones or speakers. Thus au...
Graham Healy, Alan F. Smeaton
MDM
2009
Springer
125views Communications» more  MDM 2009»
14 years 6 months ago
Data Gathering by Mobile Mules in a Spatially Separated Wireless Sensor Network
While wireless sensor networks (WSNs) are typically targeted at large-scale deployment, due to many practical or inevitable reasons, a WSN may not always remain connected. In this...
Fang-Jing Wu, Chi-Fu Huang, Yu-Chee Tseng
MDM
2009
Springer
123views Communications» more  MDM 2009»
14 years 6 months ago
Operator Placement for Snapshot Multi-predicate Queries in Wireless Sensor Networks
— This work aims at minimize the cost of answering snapshot multi-predicate queries in high-communication-cost networks. High-communication-cost (HCC) networks is a family of net...
Georgios Chatzimilioudis, Huseyin Hakkoymaz, Nikos...
MDM
2009
Springer
121views Communications» more  MDM 2009»
14 years 6 months ago
Lazy-Update B+-Tree for Flash Devices
— With the rapid increasing capacity of flash chips, flash-aware indexing techniques are highly desirable for flash devices. The unique features of flash memory, such as the ...
Sai Tung On, Haibo Hu, Yu Li, Jianliang Xu
MDM
2009
Springer
150views Communications» more  MDM 2009»
14 years 6 months ago
Perimeter-Based Data Replication in Mobile Sensor Networks
—This paper assumes a set of n mobile sensors that move in the Euclidean plane as a swarm. Our objectives are to explore a given geographic region by detecting spatio-temporal ev...
Panayiotis Andreou, Demetrios Zeinalipour-Yazti, M...
MDM
2009
Springer
299views Communications» more  MDM 2009»
14 years 6 months ago
Aggregate Location Monitoring for Wireless Sensor Networks: A Histogram-Based Approach
Location monitoring systems are used to detect human activities and provide monitoring services, e.g., aggregate queries. In this paper, we consider an aggregate location monitori...
Chi-Yin Chow, Mohamed F. Mokbel, Tian He
MDM
2009
Springer
149views Communications» more  MDM 2009»
14 years 6 months ago
ETC: Energy-Driven Tree Construction in Wireless Sensor Networks
Continuous queries in Wireless Sensor Networks (WSNs) are founded on the premise of Query Routing Tree structures (denoted as T), which provide sensors with a path to the querying...
Panayiotis Andreou, A. Pamboris, Demetrios Zeinali...
MDM
2009
Springer
192views Communications» more  MDM 2009»
14 years 6 months ago
Thresholded Range Aggregation in Sensor Networks
— The recent advances in wireless sensor technologies (e.g., Mica, Telos motes) enable the economic deployment of lightweight sensors for capturing data from their surrounding en...
Zhifeng Lin, Man Lung Yiu, Nikos Mamoulis
MDM
2009
Springer
14 years 6 months ago
Impact of Beacon Packet Losses to RSSI-Signature-Based Indoor Localization Sensor Networks
Tsung-Han Lin, I-Hei Ng, Seng-Yong Lau, Polly Huan...
MDM
2009
Springer
116views Communications» more  MDM 2009»
14 years 6 months ago
Finding Probabilistic Nearest Neighbors for Query Objects with Imprecise Locations
—A nearest neighbor query is an important notion in spatial databases and moving object databases. In the emerging application fields of moving object technologies, such as mobi...
Yuichi Iijima, Yoshiharu Ishikawa