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    • 6. 发明公开
    • USING PHOTO COLLECTIONS FOR THREE DIMENSIONAL MODELING
    • 使用照片收集进行三维建模
    • EP3242275A1
    • 2017-11-08
    • EP17175225.6
    • 2009-03-31
    • Microsoft Technology Licensing, LLC
    • STEEDLY, DrewSZELISKI, RichardSINHA, SudiptaAGRAWALA, Maneesh
    • G06T17/00G06T15/20G06T7/536G06T7/564
    • A collection of photos and a three-dimensional reconstruction of the photos are used to construct and texture a mesh model. In one embodiment, a first digital image of a first view of a real world scene is analyzed to identify lines in the first view. Among the lines, parallel lines are identified. A three-dimensional vanishing direction in a three-dimensional space is determined based on the parallel lines and an orientation of the digital image in the three-dimensional space. A plane is automatically generated by fitting the plane to the vanishing direction. A rendering of a three-dimensional model with the plane is displayed. Three-dimensional points corresponding to features common to the photos may be used to constrain the plane. The photos may be projected onto the model to provide visual feedback when editing the plane. Furthermore, the photos may be used to texture the model.
    • 使用照片集合和照片的三维重构来构建和纹理网格模型。 在一个实施例中,分析真实世界场景的第一视图的第一数字图像以识别第一视图中的线。 在这些线中,平行线被识别。 基于三维空间中的平行线和数字图像的方向来确定三维空间中的三维消失方向。 通过将平面拟合到消失方向来自动生成平面。 显示用平面渲染三维模型。 可以使用与照片共有的特征对应的三维点来约束平面。 照片可以投影到模型上,以在编辑飞机时提供视觉反馈。 此外,照片可能被用来纹理模型。
    • 7. 发明公开
    • POLARIZED GAZE TRACKING
    • POLARISIER BLICKVERFOLGUNG
    • EP3111369A1
    • 2017-01-04
    • EP15708643.0
    • 2015-02-23
    • Microsoft Technology Licensing, LLC
    • THUKRAL, VaibhavSINHA, SudiptaPRADEEP, VivekLARGE, Timothy AndrewKEAM, Nigel StuartNISTER, David
    • G06K9/00G06K9/20
    • G06K9/00335G06F3/013G06K9/00604G06K9/2027H04N5/23219H04N5/2354
    • Embodiments that relate to determining gaze locations are disclosed. In one embodiment a method includes shining light along an outbound light path to the eyes of the user wearing glasses. Upon detecting the glasses, the light is dynamically polarized in a polarization pattern that switches between a random polarization phase and a single polarization phase, wherein the random polarization phase includes a first polarization along an outbound light path and a second polarization orthogonal to the first polarization along a reflected light path. The single polarization phase has a single polarization. During the random polarization phases, glares reflected from the glasses are filtered out and pupil images are captured. Glint images are captured during the single polarization phase. Based on pupil characteristics and glint characteristics, gaze locations are repeatedly detected.
    • 公开了与确定凝视位置有关的实施例。 在一个实施例中,一种方法包括沿着出射光路将光照射到佩戴眼镜的用户的眼睛。 在检测到眼镜时,光以在随机偏振相和单偏振相之间切换的偏振图案被动态偏振,其中随机偏振相包括沿出射光路的第一偏振和与第一偏振正交的第二偏振 沿反射光路。 单极化相具有单极化。 在随机极化阶段期间,从眼镜反射的眩光被滤出并且捕获瞳孔图像。 在单极化阶段期间捕获闪烁图像。 基于瞳孔特征和闪光特性,重复检测注视位置。