This paper presents an intermediate function reconstruction algorithm based on Fourier transform, and also designs a scan method used in Cardiacscan.
论文给出了一种基于傅立叶变换的中间函数法图像重建算法，并针对该算法设计了一种心脏扫描方案。
2
Objective: to investigate the value of enhanced ct scan of inflate stomach in evaluating the resect - ability of cardiac-carcinoma.
目的：探讨胃充气状态下上腹部增强CT扫描对贲门癌可切除性的预测价值。
3
Methods 112 patients with cardiac carcinoma pathologically proven(47 cases by gastroscopy, 65 cases by operation)were examined by CT scan, CT findings were analysed.