This work proposes a hybrid approach to Data Augmentation that blends inductive and deductive reasoning. In particular, the approach effectively utilizes a modest collection of labeled images while employing logic programs to declaratively define the structure of new images, allowing for flexible and dynamic image generation; the use of logic programming ensures adherence to both domain-specific constraints and given desiderata. The resulting structures are then used for guiding the generation of new realistic images based on a dedicated Deep-Learning process. The general approach can be particularly of use in biomedical and healthcare scenarios, where building extensive datasets of quality images is in general a hard prerequisite for many applications that is challenging to meet. The approach is specialized to two real-world case studies featuring laryngeal endoscopic and cataract images, respectively, and experiments conducted for assessing the method are discussed.

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IDADA: A Blended Inductive-Deductive Approach for Data Augmentation

  • Pierangela Bruno,
  • Francesco Calimeri,
  • Francesca Filice,
  • Cinzia Marte,
  • Simona Perri

摘要

This work proposes a hybrid approach to Data Augmentation that blends inductive and deductive reasoning. In particular, the approach effectively utilizes a modest collection of labeled images while employing logic programs to declaratively define the structure of new images, allowing for flexible and dynamic image generation; the use of logic programming ensures adherence to both domain-specific constraints and given desiderata. The resulting structures are then used for guiding the generation of new realistic images based on a dedicated Deep-Learning process. The general approach can be particularly of use in biomedical and healthcare scenarios, where building extensive datasets of quality images is in general a hard prerequisite for many applications that is challenging to meet. The approach is specialized to two real-world case studies featuring laryngeal endoscopic and cataract images, respectively, and experiments conducted for assessing the method are discussed.