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Epoch-based Application Collaboration for Sensing Data Analysis

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The application collaboration was addressed to provide energy-efficient data services for distributed sensing applications to collaboratively interacting to achieve a desired global objective not detectable by any single cluster. An epoch-based transaction model was proposed by using the concept of sphere of control (SoC), and a collaborative sensing application can be dynamically formed as a nested architecture composed of time-synchronized applications. By loosening the rigid constraints of ACID to adapt the requirements of sensor networks, the submission, rollback and consistency rules ware educed and a two-phrase submission protocol was designed. Finally, it was illustrated that the model is capable of providing an adaptive formal template for sensing application collaboration. Our performance evaluations show that by applying the two-phrase submission protocol, we can significantly improve the number of reported answers and response time, raise resource utilization, and reduce the energyconsumption and data loss.

real-time databasetransaction modelapplication collaborationtime consistencywireless sensor networks

HU Kan、LIU Yun-sheng、WEN Bing

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Faculty of Computer Science and Technology, Huazhong University of Science and Technology, Wuhan 430074, China

Wuhan Design Institute of Architecture, Wuhan 430010, China

国家自然科学基金国防科技科研项目

6007304500J15.3.3.JW529

2008

东华大学学报(英文版)
东华大学

东华大学学报(英文版)

影响因子:0.091
ISSN:1672-5220
年,卷(期):2008.25(1)
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