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Table 1 Effect evaluation of four image matching methods

From: Research on the algorithm of electromagnetic leakage reduction and sequence of image migration feature retrieval

  Operation time Matching degree
SSD image migration feature retrieval algorithm 3.50 min High accuracy
SAD image migration feature retrieval algorithm 1.20 min Comparatively high accuracy
Limited range of SSD image migration feature retrieval algorithm 60.56 s High accuracy
Limited range of SAD image migration feature retrieval algorithm 20.01 s Comparatively high accuracy