HiRNet: A Hierarchical-Refinement-Guided Hybrid Retinal Vessel Segmentation Network for Smartphone-Based Fundus Images
Smartphone-based fundus photography provides a low-cost and convenient approach to retinal screening and follow-up examinations. As a fundamental step in fundus image analysis, retinal vessel segmentation plays an important role in the diagnosis and monitoring of retinal diseases. However, existing methods often exhibi...