APPARATUS AND METHOD FOR SNAPSHOT SPECTRAL IMAGING
    2.
    发明公开
    APPARATUS AND METHOD FOR SNAPSHOT SPECTRAL IMAGING 审中-公开
    VORRICHTUNG UND VERFAHREN ZUR SCHNAPPSCHUSS-SPEKTRALABBILDUNG

    公开(公告)号:EP3011287A1

    公开(公告)日:2016-04-27

    申请号:EP14814111.2

    申请日:2014-06-16

    IPC分类号: G01J3/02

    摘要: Apparatus and method for obtaining a plurality of spectral images of a source object in a snapshot using comprising two-dimensional compressed sensing data cube reconstruction (2D CS-SCR) applied to a dispersed-diffused snapshot image. In some embodiments, the snapshot image is obtained through a RIP diffuser. In some embodiments, a randomizer is used to further randomized the dispersed-diffused snapshot image. The 2D CS-SCR includes applying a 2D framelet transform separately to arrays representing different wavebands of spectral cube data derived from the snapshot image. The application of the 2D framelet transform separately to the arrays representing the different wavebands includes application of direct and inverse 2D framelet transforms to the arrays. In some embodiments, the direct and inverse framelet transforms are included in a split Bregman iteration.

    摘要翻译: 一种用于在快照中获得源物体的多个光谱图像的装置和方法,包括应用于分散扩散的快照图像的二维压缩感测数据立方体重构(2D CS-SCR)。 在一些实施例中,通过RIP扩散器获得快照图像。 在一些实施例中,使用随机化器来进一步随机化分散扩散的快照图像。 2D CS-SCR包括将二维小帧变换分别应用于表示从快照图像导出的频谱立方体数据的不同波段的阵列。 将2D框架单元变换成表示不同波段的阵列的应用包括将直接和反向的2D框架变换应用于阵列。 在一些实施例中,直接和反向帧组变换被包括在分裂Bregman迭代中。