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<http://webisa.webdatacommons.org/380264635>	<http://www.w3.org/ns/prov#value>	"March 28th 2011 Sensors and Sensor Data (2)??? Why is sensor data any different than other forms of data, e.g. multimedia? ??? Synchronization issues ??? Apply acceptance thresholds ??? Erroneous measurements ??? Apply aggregation ??? Limited resources in the nodes ??? Caution when designing where the actual processing takes place ??? Keep a sliding window ??? Heavy process in the Gateway Nodes ??" .