Perhaps you should try some spelling variations:
segmentation techniques » augmentation techniques, imputation techniques
reduction technique » reduction techniques, truncation technique
image segmentation » image augmentation, shape segmentation
tool reduction » model reduction, h2o2 reduction
based tool » based two

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• Performing a fuzzy search may retrieve terms with similar spellings: (( learning-based image segmentation techniques ) or ( learning-based tool reduction technique ))~.
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