The error in localization, measured as mean squared error , generally ___________as more sensor measurements are incorporated

Related MCQs

• 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.
• In case of iterative localization the accuracy of localization ________ with each iteration.
• Each sensor in a sensor network takes___________ measurements of physical phenomena such as heat, sound, light ,pressure or motion
• 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
• 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
• From 20 localization measurements, 19 were inside a radius of 15 meters around the true position, while 1 was outside. This results in an accuracy of 15 meters with a precision of __________.
• From 20 localization measurements, 18 were inside a radius of 15 meters around the true position, while 2 was outside. This results in an accuracy of 15 meters with a precision of __________.
• For outdoor wireless sensor networks ________ is used for localization
• Localization accuracy is the _____________ distance between the estimated and the real position of the sensor node.
• 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