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Table 2 The measurement comparison under slightly defocused. (Units:mm)

From: High-quality binary fringe patterns generation by combining optimization on global and local similarity

Optimization method Phase-opt Intensity-opt Proposed-opt
Average. height 48.55 48.11 47.12
RMS 0.62 0.55 0.42
Average error 0.50 0.44 0.24
Maximum error 0.44 0.38 0.23