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    • 3. 发明授权
    • Enhanced image and video super-resolution processing
    • 增强的图像和视频超分辨率处理
    • US08958484B2
    • 2015-02-17
    • US12539432
    • 2009-08-11
    • Luciano Sbaiz
    • Luciano Sbaiz
    • G06T1/00H04N7/01
    • G06T1/00H04N7/0125
    • A system and method generates super-resolution images and videos using motion-compensated low-resolution images and videos. An image is selected as a primary image from a plurality of low-resolution images and the rest of the low-resolution images are registered as secondary images with respect to the primary image. Each registered secondary image is transformed to a motion compensated image. A mask value for a pixel in each motion compensated image is estimated. The super-resolution image of the primary image is generated by combining the mask values and the motion compensated secondary images. Similarly, a low-resolution video is segmented into a plurality of video objects, each of which is represented by an alpha layer. A super-resolution frame of the segmented video object is generated. The super-resolution frames of each segmented video object are combined using the alpha layers to create a super-resolution frame of the resulting video.
    • 系统和方法使用运动补偿低分辨率图像和视频生成超分辨率图像和视频。 从多个低分辨率图像中选择图像作为主图像,并且剩下的低分辨率图像被登记为相对于主图像的次图像。 将每个已注册的次要图像变换为运动补偿图像。 估计每个运动补偿图像中的像素的掩码值。 通过组合掩模值和运动补偿次级图像来生成主图像的超分辨率图像。 类似地,低分辨率视频被分割成多个视频对象,每个视频对象由α层表示。 生成分割视频对象的超分辨率帧。 使用alpha层组合每个分段视频对象的超分辨率帧,以创建所得视频的超分辨率帧。
    • 10. 发明授权
    • Urban geometry estimation from laser measurements
    • 激光测量的城市几何估计
    • US08977074B1
    • 2015-03-10
    • US13247718
    • 2011-09-28
    • Jesse BerentDaniel FilipLuciano Sbaiz
    • Jesse BerentDaniel FilipLuciano Sbaiz
    • G06K9/00
    • G06T19/20G06T15/205G06T17/05G06T2219/2004
    • Photographic images can be used to enhance three-dimensional (3D) virtual models of a physical location. In an embodiment, a method of generating a 3D scene geometry includes obtaining a first plurality of images and corresponding distance measurements for a first vehicle trajectory; obtaining a second plurality of images and corresponding distance measurements for a second vehicle trajectory, the second vehicle trajectory intersecting the first vehicle trajectory; registering a relative vehicle position and orientation for one or more segments of each of a first vehicle trajectory and a second vehicle trajectory; generating a three-dimensional geometry for each vehicle trajectory; mapping the three-dimensional geometries for each vehicle trajectory onto a common reference system based on the registering; and merging the three-dimensional geometries from both trajectories to generate a complete scene geometry.
    • 摄影图像可用于增强物理位置的三维(3D)虚拟模型。 在一个实施例中,生成3D场景几何的方法包括获得第一车辆轨迹的第一多个图像和对应的距离测量; 获得用于第二车辆轨迹的第二多个图像和对应的距离测量,所述第二车辆轨迹与所述第一车辆轨迹相交; 记录第一车辆轨迹和第二车辆轨迹中的每一个的一个或多个段的相对车辆位置和方位; 为每个车辆轨迹生成三维几何; 基于登记将每个车辆轨迹的三维几何映射到公共参考系上; 并且从两个轨迹合并三维几何以产生完整的场景几何。