Point-based neural radiance field for three dimensional scene representation

    公开(公告)号:US12073507B2

    公开(公告)日:2024-08-27

    申请号:US17861199

    申请日:2022-07-09

    Applicant: Adobe Inc.

    CPC classification number: G06T15/205 G06T15/06 G06T15/80 G06T2207/10028

    Abstract: A scene modeling system receives a plurality of input two-dimensional (2D) images corresponding to a plurality of views of an object and a request to display a three-dimensional (3D) scene that includes the object. The scene modeling system generates an output 2D image for a view of the 3D scene by applying a scene representation model to the input 2D images. The scene representation model includes a point cloud generation model configured to generate, based on the input 2D images, a neural point cloud representing the 3D scene. The scene representation model includes a neural point volume rendering model configured to determine, for each pixel of the output image and using the neural point cloud and a volume rendering process, a color value. The scene modeling system transmits, responsive to the request, the output 2D image. Each pixel of the output image includes the respective determined color value.

    GENERATING DIFFERENTIABLE PROCEDURAL MATERIALS

    公开(公告)号:US20230360285A1

    公开(公告)日:2023-11-09

    申请号:US18341618

    申请日:2023-06-26

    Applicant: Adobe Inc.

    CPC classification number: G06T11/001 G06T15/04 G06N3/084 G06T11/40

    Abstract: The present disclosure relates to using end-to-end differentiable pipeline for optimizing parameters of a base procedural material to generate a procedural material corresponding to a target physical material. For example, the disclosed systems can receive a digital image of a target physical material. In response, the disclosed systems can retrieve a differentiable procedural material for use as a base procedural material in response. The disclosed systems can compare a digital image of the base procedural material with the digital image of the target physical material using a loss function, such as a style loss function that compares visual appearance. Based on the determined loss, the disclosed systems can modify the parameters of the base procedural material to determine procedural material parameters for the target physical material. The disclosed systems can generate a procedural material corresponding to the base procedural material using the determined procedural material parameters.

    SKY REPLACEMENT COLOR HARMONIZATION

    公开(公告)号:US20230037282A9

    公开(公告)日:2023-02-02

    申请号:US17232890

    申请日:2021-04-16

    Applicant: ADOBE INC

    Abstract: Systems and methods for image editing are described. Embodiments of the present disclosure provide an image editing system for performing image object replacement or image region replacement (e.g., an image editing system for replacing an object or region of an image with an object or region from another image). For example, the image editing system may replace a sky portion of an image with a more desirable sky portion from a different replacement image. According to some embodiments described herein, real-time color harmonization based on the visible sky region may be used to produce more natural colorization. In some examples, horizon-aware sky alignment and placement with advanced padding may also be used. For example, the horizons of the original image and the replacement image may be automatically detected and aligned, and color harmonization may be performed based on the aligned images.

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