Patents by Inventor Lijian MEI

Lijian MEI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11715497
    Abstract: A video editing method, apparatus and storage medium are provided. The method includes obtaining an object, the object including one or more images; determining a content element of the object for video editing, the content element having a content type identifier; determining a material set identifier corresponding to the content type identifier according to a first behavior tree logic; determining a video editing material set corresponding to the material set identifier; and obtaining an edited video according to the content element and the video editing material set.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: August 1, 2023
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Xiao Long Zhu, Shenghui Huang, Lijian Mei, Wei Dong Chen, Shao Bin Lin, Yi Tong Wang, Xing Ji, Jie Fan, Min Luo, Wanyu Huang, Yuan Fang, Ren Jian Chen
  • Publication number: 20220343074
    Abstract: Embodiments of this application disclose a headword extraction method performed by a computer device. The method includes: obtaining a sentence feature of a target sentence and word features of a plurality of words in the target sentence; extracting semantics of the sentence feature of the target sentence to obtain a semantic feature of the target sentence, and extracting semantics of the word feature of each word to obtain a semantic feature of the word; obtaining a respective matching degree between the semantic feature of each of the plurality of words and the semantic feature of the target sentence; and determining, among the plurality of words in the target sentence, a word with a largest corresponding matching degree as a headword of the target sentence. The method can improve the accuracy of headwords extracted from the target sentence.
    Type: Application
    Filed: July 5, 2022
    Publication date: October 27, 2022
    Inventors: Bolun CAI, Xiaoyi Jia, Haoyu Li, Yugeng Lin, Dianping Xu, Huajie Huang, Chen Ran, Yike Liu, Lijian Mei, Zhikang Tan, Yanhua Cheng, Jinchang Xu, Minhui Wu, Mei Jiang
  • Patent number: 11417095
    Abstract: An image recognition method is provided. The method includes obtaining predicted locations of joints of a target person in a to-be-recognized image based on a joint prediction model, where the joint prediction model is pre-constructed by: obtaining a plurality of sample images; inputting training features of the sample images and a body model feature to a neural network and obtaining predicted locations of joints in the sample images outputted by the neural network; updating a body extraction parameter and an alignment parameter; and inputting the training features of the sample images and the body model feature to the neural network to obtain the joint prediction model.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: August 16, 2022
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Xiaolong Zhu, Kaining Huang, Jingmin Luo, Lijian Mei, Shenghui Huang, Yongsen Zheng, Yitong Wang, Haozhi Huang
  • Publication number: 20220254143
    Abstract: A method includes: obtaining a first image including a target item; selecting a plurality of reference images corresponding to the first image from a database; performing word segmentation on item text information corresponding to the plurality of reference images to obtain a plurality of words; and extracting a key word meeting a reference condition from the plurality of words, and determining the extracted key word as an item name of the target item.
    Type: Application
    Filed: April 25, 2022
    Publication date: August 11, 2022
    Inventors: Yugeng LIN, Dianping XU, Bolun CAI, Yanhua CHENG, Chen RAN, Minhui WU, Mei JIANG, Yike LIU, Lijian MEI, Huajie HUANG, Xiaoyi JIA, Jinchang XU, Zhikang TAN, Haoyu LI
  • Patent number: 11200680
    Abstract: An image processing method and a related apparatus are provided. The method is applied to an image processing device, and includes: obtaining an original image, the original image including a foreground object; extracting a foreground region from the original image through a deep neural network; identifying pixels of the foreground object from the foreground region; forming a mask according to the pixels of the foreground object, the mask including mask values corresponding to the pixels of the foreground object; and extracting the foreground object from the original image according to the mask.
    Type: Grant
    Filed: November 1, 2019
    Date of Patent: December 14, 2021
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Xiaolong Zhu, Kaining Huang, Jingmin Luo, Lijian Mei, Shenghui Huang, Yongsen Zheng, Yitong Wang, Haozhi Huang
  • Publication number: 20210264952
    Abstract: A video editing method, apparatus and storage medium are provided. The method includes obtaining an object, the object including one or more images; determining a content element of the object for video editing, the content element having a content type identifier; determining a material set identifier corresponding to the content type identifier according to a first behavior tree logic; determining a video editing material set corresponding to the material set identifier; and obtaining an edited video according to the content element and the video editing material set.
    Type: Application
    Filed: May 7, 2021
    Publication date: August 26, 2021
    Applicant: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Xiao Long ZHU, Shenghui Huang, Lijian Mei, Wei Dong Chen, Shao Bin Lin, Yi Tong Wang, Xing Ji, Jie Fan, Min Luo, Wanyu Huang, Yuan Fang, Ren Jian Chen
  • Patent number: 10891799
    Abstract: An augmented reality processing method is provided for a terminal. The method includes: obtaining a plurality of frames of images, comprising a first image and a second image, which is a frame of an image immediately following the first image; obtaining a key point set of a first object in the first image; obtaining, through a neural network model, first pose key point sets respectively corresponding to a plurality of objects in the second image; determining a second pose key point set of the first object in the second image according to the key point set and a motion trend of the first object; using a target first pose key point set as a key point set of the first object in the second image; and generating an augmented information image according to the key point set of the first object in the second image.
    Type: Grant
    Filed: November 11, 2019
    Date of Patent: January 12, 2021
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Xiaolong Zhu, Yitong Wang, Kaining Huang, Lijian Mei, Shenghui Huang, Jingmin Luo
  • Patent number: 10880458
    Abstract: A video image processing method and apparatus is described. The method includes obtaining a first key point of an Mth frame image in a video. The method further includes performing weighted smoothing on the first key point of the Mth frame image according to first key points in a historical key point queue and weights in a first target weight queue, to obtain a target key point. The historical key point queue includes a first key point corresponds to each frame image in N frame images. The N frame images are images before the Mth frame image, N>0. The weights in the first target weight queue corresponding to the first key points in the historical key point queue, A weight corresponding to a first key point of an (M-a)th frame image being greater than or equal to a weight corresponding to a first key point of an (M-b)th frame image, and a<b. The method further includes adjusting the Mth frame image according to the target key point.
    Type: Grant
    Filed: November 7, 2019
    Date of Patent: December 29, 2020
    Assignee: Tencent Technology (Shenzhen) Company Limited
    Inventors: Xiaolong Zhu, Yitong Wang, Kaining Huang, Lijian Mei, Shenghui Huang, Jingmin Luo
  • Publication number: 20200089958
    Abstract: Embodiments of the present disclosure provide an image recognition method and apparatus, an electronic device, and a readable storage medium. The method for image recognition includes the steps of obtaining a to-be-recognized feature of a to-be-recognized image, the to-be-recognized image comprising a target person; obtaining a preset body model feature of a body frame image, the body model feature comprising locations of joints in the body frame image; inputting the to-be-recognized feature and the body model feature to a pre-constructed joint prediction model, the joint prediction model being obtained through training a neural network by using minimum respective differences between real locations of joints in a sample image and predicted locations of the corresponding joints as a training objective; and obtaining predicted locations of joints of the target person in the to-be-recognized image based on the joint prediction model.
    Type: Application
    Filed: November 15, 2019
    Publication date: March 19, 2020
    Inventors: Xiaolong ZHU, Kaining HUANG, Jingmin LUO, Lijian MEI, Shenghui HUANG, Yongsen ZHENG, Yitong WANG, Haozhi HUANG
  • Publication number: 20200082635
    Abstract: An augmented reality processing method is provided for a terminal. The method includes: obtaining a plurality of frames of images, comprising a first image and a second image, which is a frame of an image immediately following the first image; obtaining a key point set of a first object in the first image; obtaining, through a neural network model, first pose key point sets respectively corresponding to a plurality of objects in the second image; determining a second pose key point set of the first object in the second image according to the key point set and a motion trend of the first object; using a target first pose key point set as a key point set of the first object in the second image; and generating an augmented information image according to the key point set of the first object in the second image.
    Type: Application
    Filed: November 11, 2019
    Publication date: March 12, 2020
    Inventors: Xiaolong ZHU, Yitong WANG, Kaining HUANG, Lijian MEI, Shenghui HUANG, Jingmin LUO
  • Publication number: 20200082542
    Abstract: An image processing method and a related apparatus are provided. The method is applied to an image processing device, and includes: obtaining an original image, the original image including a foreground object; extracting a foreground region from the original image through a deep neural network; identifying pixels of the foreground object from the foreground region; forming a mask according to the pixels of the foreground object, the mask including mask values corresponding to the pixels of the foreground object; and extracting the foreground object from the original image according to the mask.
    Type: Application
    Filed: November 1, 2019
    Publication date: March 12, 2020
    Inventors: Xiaolong ZHU, Kaining HUANG, Jingmin LUO, Lijian MEI, Shenghui HUANG, Yongsen ZHENG, Yitong WANG, Haozhi HUANG
  • Publication number: 20200076990
    Abstract: A video image processing method and apparatus is described. The method includes obtaining a first key point of an Mth frame image in a video. The method further includes performing weighted smoothing on the first key point of the Mth frame image according to first key points in a historical key point queue and weights in a first target weight queue, to obtain a target key point. The historical key point queue includes a first key point corresponds to each frame image in N frame images. The N frame images are images before the Mth frame image, N>0. The weights in the first target weight queue corresponding to the first key points in the historical key point queue, A weight corresponding to a first key point of an (M-a)th frame image being greater than or equal to a weight corresponding to a first key point of an (M-b)th frame image, and a<b. The method further includes adjusting the Mth frame image according to the target key point.
    Type: Application
    Filed: November 7, 2019
    Publication date: March 5, 2020
    Applicant: Tencent Technology (Shenzhen) Company Limited
    Inventors: Xiaolong ZHU, Yitong WANG, Kaining HUANG, Lijian MEI, Shenghui HUANG, Jingmin LUO
  • Publication number: 20200050939
    Abstract: Embodiments of this application provide a neural network model deployment method, a prediction method and a device. The described features can implement deployment of a neural network model to improve the universality of the deployment of the neural network model to the terminal device by obtaining a layer definition and an operation parameter of each network layer of an initial neural network model, executing a target network layer corresponding to the network layers, applying relational connections amongst the target network layers using a net class, converting the operation parameters into a preset format, obtaining a target operation parameter based on the preset format, loading a corresponding target operation parameter in the target network layer, and obtaining a target neural network model based on the target operation parameter.
    Type: Application
    Filed: October 22, 2019
    Publication date: February 13, 2020
    Applicant: Tencent Technology (Shenzhen) Company Limited
    Inventors: Xiao Long ZHU, Yi Tong WANG, Kai Ning HUANG, Lijian MEI, Shenghui HUANG, Jingmin LUO