Node gather enough anchor points and measurements, they compute their own locations. Once they have localized, they also declare themselves as an anchors. In this way, sensor nodes without enough anchors get a chance to localize. This approach is called as ____________ localization.

Related MCQs

• In triangulation, need to measure the angle between the sensor node and the anchors and use this information to compute nodes own position.
• _____________ has strategy of Non-anchor nodes try to locate themselves by sensing the positions of anchor nodes in their proximity
• _____________ has strategy of Non-anchor nodes try to locate themselves by sensing the positions of anchor nodes in their proximity
• The challenges in sensor network databases A: limited storage on nodes and high communication costs imply that older data has to be discarded B: sensor tasking interacts in numerous ways with the sensor database system
• The error in localization, measured as mean squared error , generally ___________as more sensor measurements are incorporated
• Once a signal source is inside the sensing range of a sensor, further increasing the sensor density ___________the average distance from a sensor to the signal source, hence improving the SNR
• How the leader node maintains and migrates the collaborative processing group. Arrange the following steps in correct order a: sensors are selected to acquire new measurements using the sensor selection algorithm b: after the leader is elected, it initializes a belief state as uniform disk centered at its own location c: as the target moves, the sensors that did not previously detect may begin detecting
• Localization accuracy is the _____________ distance between the estimated and the real position of the sensor node.
• In case of iterative localization the accuracy of localization ________ with each iteration.
• Anchor nodes are the nodes having ________.