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	        | Above images show Fat surfaces constructed by the contours of trivariate functions 
		   defined as prism scaffolds. In the H-direction, a hierarchical 
		   representation of the scaffold is constructed. |  
           	|   |   |   |   |  
	        | Above images show adaptive feature of the reconstruction. The
		   flat parts use less patches than the curved parts. 
		   Shoes images show capture detailed structures. |  
	        
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