gd.addNumericField("Correlation minimal contrast for initial search (absolute)",distortionParameters.correlationMinAbsoluteInitialContrast,3);
gd.addNumericField("Decrease contrast of cells that are too close to the border to be processed in rifinement pass",distortionParameters.scaleFirstPassContrast,3);
gd.addNumericField("Gaussian sigma to select correlation centers (fraction of UV period), 0.1",distortionParameters.contrastSelectSigma,3);
gd.addNumericField("Gaussian sigma to average correlation variations (as contrast reference), 0.5",distortionParameters.contrastAverageSigma,3);
gd.addNumericField("Scale minimal contrast if the initial cluster is nonzero but smaller",distortionParameters.correlationMinAbsoluteInitialContrast,3);