Local fuzzy thresholding algorithm performance.

Dice similarity coefficient (DSC), sensitivity (Sn), specificity (Sp) and accuracy (Acc) of automated segmentation of total depolarization image compared to ground truth histopathology demarcation of RFA myocardial samples into healthy, rim, and core regions.本数据集涵盖总去极化图像自动分割的各项评估指标，包括戴斯相似系数（Dice similarity coefficient，DSC）、灵敏度（Sensitivity，Sn）、特异度（Specificity，Sp）与准确率（Accuracy，Acc），该自动分割结果与将射频消融（Radiofrequency Ablation，RFA）心肌样本划分为健康区、边缘区及核心区的金标准病理组织学分界进行对比。