采用光流法，由单面冠状动脉造影图像序列估计冠状动脉血管的二维运动。
An optical flow based approach was presented to estimate coronary arterys two-dimensional motion from a sequence of single-plane angiographic images.
目的：探讨周围静脉团注法CT血管造影诊断血管疾病的应用价值。
Purpose: To investigate clinical value of around vein mass injection ct Angiography in the diagnosis of angiosis disease.
材料与方法：对26例经周围静脉团注法多层螺旋ct血管造影，图像用MIP和VRT重建。
Materials and Methods: Use around vein mass injection ct Angiography in 26 patients, the angiographic images were obtained with MIP and VRT.
同时采用超声辐射力法以增加靶向性微泡造影剂在血管壁上的黏附效率，改善成像的性能。
Meanwhile, the ultrasonic radiation force method is used to get the higher adhering efficiency for the targeted micro-bubble contrast agent, which will improve the imaging quality.
目的评价旋转右室造影技术在法洛氏四联症心血管造影诊断中的价值。
Purpose To evaluate the using of the rotational right ventriculography in diagnosis of Tetalogy of Fallot.
采用基于特征的光流法，由单面冠状动脉造影图像序列估计二维血管的运动。
The method of generating the image sequence and ground truth based on ray - tracking in the optical flow;
采用基于特征的光流法，由单面冠状动脉造影图像序列估计二维血管的运动。
The method of generating the image sequence and ground truth based on ray - tracking in the optical flow;
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