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Image segmentation is a crucial step in understanding the structure of porous materials, subsequent analyses being profoundly dependent upon segmentation accuracy. Computed tomography images of naturally occurring heterogeneous materials such as soils are particularly challenging to segment reliably, due to the prevalence of partial volume effects, noise,(More)
A study of 116 subjects examined the relationships among subject sex, experimenter sex, sex roles, and sexual attitudes as predictors of drawing the same-sex figure on the Draw-A-Person test (DAP). Results indicate that subject and experimenter sex are consistent and significant predictors of picture sex. Masculinity and sexual attitudes also predict but(More)
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