摘要
Mobile location sensing applications (MLSAs) represent an emerging genre of applications that exploit Global Positioning System (GPS) technology and facilitate location-based services. The design of MLSAs must incorporate a tradeoff between information accuracy and energy efficiency because GPS technology and data communications are energy expensive and unaffordable for most MLSA platforms, which are battery-powered and therefore resource-constrained. In this study, we propose a two-layer solution to address the above issue. The solution comprises an Event-based GPS Tracking (EBT) scheme and an Inter-Frame Coding (IFC) scheme for energy efficiency on the MLSA GPS tracking and data communication layers respectively. Using a comprehensive set of evaluations, as well as realistic MLSA traces, we evaluate the proposed solution in terms of power saving, location accuracy, and the data compression ratio. The results demonstrate that our solution can achieve better energy efficiency while preserving good location accuracy in all test cases. Moreover, the scheme is simple, effective, and generalizable to other mobile location sensing applications.
| 原文 | 英語 |
|---|---|
| 主出版物標題 | NETWORKING 2012 - 11th International IFIP TC 6 Networking Conference, Proceedings |
| 頁面 | 304-315 |
| 頁數 | 12 |
| 版本 | PART 2 |
| DOIs | |
| 出版狀態 | 已發佈 - 2012 |
| 對外發佈 | 是 |
| 事件 | 11th International IFIP TC 6 Networking Conference, NETWORKING 2012 - Prague, 捷克共和国 持續時間: 2012 5月 21 → 2012 5月 25 |
出版系列
| 名字 | Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) |
|---|---|
| 號碼 | PART 2 |
| 卷 | 7290 LNCS |
| ISSN(列印) | 0302-9743 |
| ISSN(電子) | 1611-3349 |
其他
| 其他 | 11th International IFIP TC 6 Networking Conference, NETWORKING 2012 |
|---|---|
| 國家/地區 | 捷克共和国 |
| 城市 | Prague |
| 期間 | 2012/05/21 → 2012/05/25 |
UN SDG
此研究成果有助於以下永續發展目標
-
SDG 7 可負擔的潔淨能源
ASJC Scopus subject areas
- 理論電腦科學
- 一般電腦科學
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