Systems and Methods for Improved Video Understanding

    公开(公告)号:US20240428586A1

    公开(公告)日:2024-12-26

    申请号:US18827088

    申请日:2024-09-06

    Applicant: Google LLC

    Abstract: A computer-implemented method for classifying video data with improved accuracy includes obtaining, by a computing system comprising one or more computing devices, video data comprising a plurality of video frames; extracting, by the computing system, a plurality of spatiotemporal representations from the video data, the plurality of spatiotemporal representations comprising a representation of spatiotemporal information in the video data; providing, by the computing system, the plurality of spatiotemporal representations as input to a video understanding model, the video understanding model comprising a video transformer encoder model; and receiving, by the computing system, a classification output from the video understanding model.

    Identifying Information Using Referenced Text

    公开(公告)号:US20180232344A1

    公开(公告)日:2018-08-16

    申请号:US15950335

    申请日:2018-04-11

    Applicant: Google LLC

    Inventor: Chen Sun Yifan Xu

    CPC classification number: G06F17/2247 G06F16/951 G06F17/248

    Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for determining summary content for resources in a domain. In one aspect, a method includes accessing a first resource belonging to a particular domain, selecting an anchor in the first resource linking to a second resource belonging to the particular domain, identifying particular text content in the first resource that is subordinate to the anchor that the second resource includes the particular text content that is subordinate to the anchor, based on determining that the second resource includes the particular text content that is subordinate to the anchor, generating a domain template for the particular domain, the domain template specifying a location of the particular text content in the second resource, and determining, for each respective resource belonging to the particular domain having a structure matching the domain template, respective text content for the respective resource.

    Action localization in images and videos using relational features

    公开(公告)号:US11163989B2

    公开(公告)日:2021-11-02

    申请号:US16637960

    申请日:2019-08-06

    Applicant: Google LLC

    Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for performing action localization in images and videos. In one aspect, a system comprises a data processing apparatus; a memory in data communication with the data processing apparatus and storing instructions that cause the data processing apparatus to perform image processing and video processing operations comprising: receiving an input comprising an image depicting a person; identifying a plurality of context positions from the image; determining respective feature representations of each of the context positions; providing a feature representation of the person and the feature representations of each of the context positions to a context neural network to obtain relational features, wherein the relational features represent relationships between the person and the context positions; and determining an action performed by the person using the feature representation of the person and the relational features.

    Dense Video Object Captioning from Disjoint Vision

    公开(公告)号:US20250053753A1

    公开(公告)日:2025-02-13

    申请号:US18448508

    申请日:2023-08-11

    Applicant: Google LLC

    Abstract: Provided are a new task and model for dense video object captioning—detecting, tracking, and captioning trajectories of all objects in a video. This task unifies spatial and temporal understanding of the video, and requires fine-grained language description. Example implementations of the proposed model for dense video object captioning can be trained end-to-end and can include different models for spatial localization, tracking, and captioning. As such, some example implementations of the present disclosure can train the proposed model with a mixture of disjoint tasks, and leverage diverse, large-scale datasets which supervise different parts of an example proposed model. This results in noteworthy zero-shot performance.

    Systems and Methods for Improved Video Understanding

    公开(公告)号:US20240428587A1

    公开(公告)日:2024-12-26

    申请号:US18827133

    申请日:2024-09-06

    Applicant: Google LLC

    Abstract: A computer-implemented method for classifying video data with improved accuracy includes obtaining, by a computing system comprising one or more computing devices, video data comprising a plurality of video frames; extracting, by the computing system, a plurality of video tokens from the video data, the plurality of video tokens comprising a representation of spatiotemporal information in the video data; providing, by the computing system, the plurality of video tokens as input to a video understanding model, the video understanding model comprising a video transformer encoder model; and receiving, by the computing system, a classification output from the video understanding model.

    Systems and methods for improved video understanding

    公开(公告)号:US12112538B2

    公开(公告)日:2024-10-08

    申请号:US17370522

    申请日:2021-07-08

    Applicant: Google LLC

    CPC classification number: G06V20/41 G06N20/00 G06V20/46 G06V20/49

    Abstract: A computer-implemented method for classifying video data with improved accuracy includes obtaining, by a computing system comprising one or more computing devices, video data comprising a plurality of video frames; extracting, by the computing system, a plurality of video tokens from the video data, the plurality of video tokens comprising a representation of spatiotemporal information in the video data; providing, by the computing system, the plurality of video tokens as input to a video understanding model, the video understanding model comprising a video transformer encoder model; and receiving, by the computing system, a classification output from the video understanding model.

    Identifying Information Using Referenced Text

    公开(公告)号:US20230229714A1

    公开(公告)日:2023-07-20

    申请号:US18150739

    申请日:2023-01-05

    Applicant: Google LLC

    Inventor: Chen Sun Yifan Xu

    CPC classification number: G06F16/951 G06F40/143 G06F40/186

    Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for determining summary content for resources in a domain. In one aspect, a method includes accessing a first resource belonging to a particular domain, selecting an anchor in the first resource linking to a second resource belonging to the particular domain, identifying particular text content in the first resource that is subordinate to the anchor that the second resource includes the particular text content that is subordinate to the anchor, based on determining that the second resource includes the particular text content that is subordinate to the anchor, generating a domain template for the particular domain, the domain template specifying a location of the particular text content in the second resource, and determining, for each respective resource belonging to the particular domain having a structure matching the domain template, respective text content for the respective resource.

    Identifying information using referenced text

    公开(公告)号:US11580177B2

    公开(公告)日:2023-02-14

    申请号:US17065256

    申请日:2020-10-07

    Applicant: Google LLC

    Inventor: Chen Sun Yifan Xu

    Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for determining summary content for resources in a domain. In one aspect, a method includes accessing a first resource belonging to a particular domain, selecting an anchor in the first resource linking to a second resource belonging to the particular domain, identifying particular text content in the first resource that is subordinate to the anchor that the second resource includes the particular text content that is subordinate to the anchor, based on determining that the second resource includes the particular text content that is subordinate to the anchor, generating a domain template for the particular domain, the domain template specifying a location of the particular text content in the second resource, and determining, for each respective resource belonging to the particular domain having a structure matching the domain template, respective text content for the respective resource.

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