17 search results - page 3 / 4 » Reordering for Better Compressibility: Efficient Spatial Sam... |
SAC
2008
ACM
13 years 4 months ago
2008
ACM
We present an analogy between the operation of a Wireless Sensor Network and the sampling and reconstruction of a signal. We measure the impact of three factors on the quality of ...
CIKM
2007
Springer
13 years 11 months ago
2007
Springer
Spatial queries for extracting data from wireless sensor networks are important for many applications, such as environmental monitoring and military surveillance. One such query i...
IJCNN
2008
IEEE
13 years 11 months ago
2008
IEEE
—In this paper, we propose an efficient and low complexity image coding algorithm based on the lifting wavelet transform and listless modified SPIHT (LWT-LMSPIHT). LWT-LMSPIHT jo...
ADHOC
2008
13 years 4 months ago
2008
Localization is crucial to many applications in wireless sensor networks. In this article, we propose a range-free anchorbased localization algorithm for mobile wireless sensor ne...
INFOCOM
2005
IEEE
13 years 10 months ago
2005
IEEE
— We consider a scenario where a wireless sensor network is formed by randomly deploying n sensors to measure some spatial function over a field, with the objective of computing...