FIELD: radio engineering, communication.
SUBSTANCE: decision on detection, tracking or reset of trajectory from tracking is accepted using sequential criterion according to which to each assumed or tracked trajectory some conditional weight Wi is assigned which is compared with two thresholds H1 and H2 defined by pre-set probabilities of correct detection of target trajectory and false alarm. The conditional weight Wi at each processing cycle is changed, increasing it by the value of the positive increment dwi+. The decision on trajectory detection is made if, the condition Wi>H2 is fair, if Wi<H1, then the decision is made of trajectory reset from tracking, if H1≤Wi≤H2 the tests are continued. The named technical result is achieved due to that at each processing cycle the difference between the measured value of the coordinate of detected mark of a target xi and its extrapolated to the current processing cycle by the value Xei, and the positive increment dwi+ is increased Gi times, determined in respective way.
EFFECT: decrease of probability of formation of false trajectories.
4 cl, 1 dwg
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Authors
Dates
2015-05-20—Published
2013-12-04—Filed