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Power Profiling<br />
[EmNets 2007]<br />
• Software-based<br />
– Zero-cost hardware<br />
– Zero-effort deployment<br />
– Just add some lines in source code<br />
• Good accuracy, low overhead<br />
• Enables network-scale energy profiling<br />
• Enables energy-aware mechanisms<br />
• Recent Contiki feature:<br />
– Per packet power profiling