Multimedia Wireless Sensor Networks - LCN
Multimedia Wireless Sensor Networks - LCN
Multimedia Wireless Sensor Networks - LCN
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Energy in <strong>Multimedia</strong> <strong>Wireless</strong> <strong>Sensor</strong> <strong>Networks</strong><br />
Processing<br />
• Processing energy<br />
comparable to<br />
Processing communication<br />
Feature extraction, ,pattern • ~70 nJ/bit (Motes sensor)<br />
recognition,<br />
WMSN<br />
compression<br />
for a reference image<br />
and encoding<br />
fusion scenario<br />
• Significant energy<br />
consumption due to<br />
WSN<br />
Communication<br />
sensing, especially for<br />
Sensing<br />
video sensors<br />
Communication<br />
Acquisiton of images<br />
Transmit sensed rich media<br />
and Sensing audio/video streams.<br />
data via wireless network<br />
Exploit multiple media. • Scalar WSNS focus only on energy minimization<br />
and fuse them<br />
for communication and (limited) sensing, with<br />
negligible processing
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