Overview of the HECKTOR Challenge at MICCAI 2020: Automatic Head and Neck Tumor Segmentation in PET/CT

This paper presents an overview of the first HEad and neCK TumOR (HECKTOR) challenge, organized as a satellite event 23rd International Conference on Medical Image Computing Computer Assisted Intervention (MICCAI) 2020. The task challenge is automatic segmentation head neck primary Gross Tumor Volume in FDG-PET/CT images, focusing oropharynx region. data were collected from five centers for total 254 split into 201 training 53 testing cases. interest was shown by important participation with 64 teams registered 18 team submissions. best method obtained Dice Similarity Coefficient (DSC) 0.7591, showing large improvement over our proposed baseline DSC 0.6610 well inter-observer agreement reported literature (0.69).