Windows 11/10 Lock Screen background images are stored in a system folder which is protected by the Windows operating system. Windows 11/10 offers no direct way to delete a Lock Screen image from ...

This paper proposes a voxel-based design approach to the shadow formation process. In particular, the proposed algoritm allows to determine the shape of the shadow cast on a given (basic) plane. The ...

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Abstract: In this paper, we present a system for estimating the shadow field from a single natural image. The user of our system is provided with a broad brush to roughly specify the shadow boundary.