A Discrete Wavelet Transform (DWT)-Based Energy-Efficient Selective Retransmission Mechanism for Wireless Image Sensor Networks.
Daniel G. CostaLuiz Affonso GuedesPublished in: J. Sens. Actuator Networks (2012)
Keyphrases
- discrete wavelet transform
- sensor networks
- energy efficient
- low frequency
- wireless sensor networks
- multi hop
- energy consumption
- high frequency
- dual tree
- multiresolution
- sensor nodes
- wavelet coefficients
- wavelet domain
- subband
- data transmission
- energy efficiency
- base station
- data dissemination
- multiscale
- data gathering
- data aggregation
- complex wavelet transform
- jpeg compression
- digital watermarking
- routing protocol
- mac protocol
- image fusion
- data streams
- sensor data
- network connectivity
- wavelet transform
- high resolution
- feature vectors
- wireless communication
- wireless networks
- frequency domain
- mobile nodes
- mobile devices
- palmprint
- routing algorithm
- data sets