Optimizing spinal cord lesion segmentation using hierarchical classification and U-NET based segmentation model. - David Cahyadi; Yosi Kristian; Edwin Pramana; I. Gusti Lanang Ngurah Agung Artha Wiguna; Maria Florencia Deslivia; Yuliana Melita Pranoto; Ivan Alexander Liando; Rudi Limantara (Array, 2025)