摘 要:針對文化、醫療等領域對高分辨率三維顯示的重大需求,分別從光場再現高分辨率三維顯示系統和波前重建高分辨率三維顯示系統兩個方面進行方法的研究和總結。對目前已取得的7個不同角度的關鍵技術突破進行了詳細的描述。包括基于光場掃描的360°可探入光場三維顯示系統、腦部核磁共振圖像分割、基于CT體數據的超聲圖像實時模擬方法、造影圖像血管中心線自動提取、非接觸式皮下靜脈實時增強顯影系統、基于平行結構檢測與聚類的血管結構識別方法、高分辨動態波前重建三維顯示系統方法設計與系統搭建。最后從以上兩個方面對下一步研究計劃進行了闡述。
關鍵詞:三維顯示 高分辨率 光場再現 波前重建 醫學影像 文化
Abstract:To relieve the great requirement of public to three-dimensional display with high resolution in the fields of culture and medical treatment, we analyze and summarize the methods of the construction of three-dimensional display system with high resolution from two aspects. They are separately based on optical field reproduction and wave-front reconstruction. Seven different techniques that are acquired by making great breakthrough are described in detail. The techniques respectively include: 360 degree three-dimensional display device based on optical field reproduction, brain segmentation of Magnetic Resonance images, real-time simulation of ultrasound images based on CT data, automatic vascular centerline extraction of angiograms, non-contact real-time enhanced display of subcutaneous veins, vascular identification based on the detection of parallel structure and clustering, three-dimensional display system design and construction of high resolution dynamic wave-front reconstruction. Finally, the current limitation are reviewed and the future works are looked forward.
Key Words:3D display; High resolution; Optical field reproduction; Wave-front reconstruction; Medical images; Culture
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