Oar Apr 2026

: A system that delineates 42 different head and neck OARs. It uses a stratified approach, categorizing organs as "anchor," "mid-level," or "small & hard" to improve accuracy across varying sizes.

: Recent studies, such as those published in the Journal of Applied Clinical Medical Physics , suggest that deep-learning-generated OARs are now high enough quality to be used in treatment planning with almost no manual editing. Other Potential Meanings : A system that delineates 42 different head and neck OARs

: A specialized deep learning model for abdominal OARs , which outperformed several standard architectures like UNet and DeepLabV3+ in accurately contouring 16 different organs. categorizing organs as "anchor

: A cognitive informatics model (Object-Attribute-Relation) used in AI and brain science. : A system that delineates 42 different head and neck OARs