基于模糊标签和深度学习的TOF-MRA影像脑动脉瘤自动检测

陈萌,耿辰,李郁欣,耿道颖,鲍奕仿,戴亚康

Automatic Detection for Cerebral Aneurysms in TOF-MRA Images Based on Fuzzy Label and Deep Learning

Meng CHEN,Chen GENG,Yu-xin LI,Dao-ying GENG,Yi-fang BAO,Ya-kang DAI

表2 数据采集参数表

Table 2 Image acquisition parameters

仪器 场强 重复时间/回波时间 视野百分比相位 采集矩阵 翻转角 层厚 Siemens 3 T 21 ms/3.69 ms 58%~90% (256~384) × (197~331) 18?~25? 0.5~1 mm GE 1.5 T 33 ms/6.3 ms 75%~100% (288~384) × 192/195 20? 1.2~1.6 mm 3 T 25 ms/3.4 ms 70%~94% (320~384) × 192 15? 1~2.4 mm