Update README.md

README.md

@@ -21,21 +21,30 @@ Code for *ICRA'2020* paper [Towards 3d path planning from a single 2d fluoroscop
 
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 ## 0. Brief Intro ##
-* segmentation of abdominal aorta from a CT scan
+* The segmented shape of the abdominal aorta from a CT scan
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 <div align="center">
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 ![header](imgs/aorta_seg.gif)
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 </div>
 > The segmentation process is implemented following this work: [Abdominal Aortic Aneurysm Segmentation
 with a Small Number of Training Subjects](https://arxiv.org/pdf/1804.02943.pdf)
 
-* 3D abdominal aorta shape and the center line recovered from one 2D X-ray image
+* The 3D abdominal aorta shape and the center line recovered from one 2D X-ray image
+
 <div align="center">
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 ![header](imgs/demo-recover.gif)
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 </div>
 
 * How it looks like when a catheter move through the recovered center line of aorta
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 <div align="center">
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 ![header](imgs/demo-visual.gif)
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 </div>
 
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