Patents by Inventor Zhongqian SUN

Zhongqian SUN 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).

  • Publication number: 20250139204
    Abstract: A medical image processing method is provided to a data processing device. The method includes obtaining a medical image, obtaining a feature map and a medical image content recognition result that correspond to the medical image by using a medical image classification model, or obtaining the feature map and a lesion classification result that correspond to the medical image by using the medical classification model, the feature map including N channels, N being an integer greater than 1, generating a thermodynamic diagram corresponding to the medical image content recognition result or the lesion classification result according to the feature map and a weight parameter set, the weight parameter set including N weight parameters, the weight parameters having a correspondence with the channels, and generating an image recognition result corresponding to the medical image according to the thermodynamic diagram.
    Type: Application
    Filed: January 6, 2025
    Publication date: May 1, 2025
    Inventors: Lishu LUO, Hong SHANG, Zhongqian SUN
  • Patent number: 12242570
    Abstract: A method for training an image recognition model includes: obtaining training image sets; obtaining a first predicted probability, a second predicted probability, a third predicted probability, and a fourth predicted probability based on the training image sets by using an initial image recognition model; determining a target loss function according to the first predicted probability, the second predicted probability, the third predicted probability, and the fourth predicted probability; and training the initial image recognition model based on the target loss function, to obtain an image recognition model.
    Type: Grant
    Filed: February 12, 2024
    Date of Patent: March 4, 2025
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Hong Shang, Han Zheng, Zhongqian Sun
  • Patent number: 12229224
    Abstract: A medical image processing method is provided to a data processing device. The method includes obtaining a medical image, obtaining a feature map and a medical image content recognition result that correspond to the medical image by using a medical image classification model, or obtaining the feature map and a lesion classification result that correspond to the medical image by using the medical classification model, the feature map including N channels, N being an integer greater than 1, generating a thermodynamic diagram corresponding to the medical image content recognition result or the lesion classification result according to the feature map and a weight parameter set, the weight parameter set including N weight parameters, the weight parameters having a correspondence with the channels, and generating an image recognition result corresponding to the medical image according to the thermodynamic diagram.
    Type: Grant
    Filed: September 8, 2021
    Date of Patent: February 18, 2025
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Lishu Luo, Hong Shang, Zhongqian Sun
  • Patent number: 12220102
    Abstract: The present disclosure provides an endoscopic image processing method and system, and a computer device. The method can include acquiring a current endoscopic image of a to-be-examined user, and predicting the current endoscopic image by using a deep convolutional network based on a training parameter. The training parameter can be determined according to at least one first endoscopic image and at least one second endoscopic image transformed from the at least one first endoscopic image, where the at least one endoscopic image corresponds to a human body part. The method can further include determining an organ category corresponding to the current endoscopic image. The method provided in the present disclosure can make a prediction process more intelligent and more robust, thereby improving resource utilization of a processing apparatus.
    Type: Grant
    Filed: November 10, 2023
    Date of Patent: February 11, 2025
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Xinghui Fu, Zhongqian Sun, Wei Yang
  • Patent number: 12183006
    Abstract: A target positioning method is provided to include: determining, in response to determining that a video frame image including a target lesion is detected from a video stream, location information of the target lesion on the video frame image; tracking the target lesion according to the location information of the target lesion on the video frame image, and determining location information of the target lesion on a video frame image in the video stream.
    Type: Grant
    Filed: February 22, 2022
    Date of Patent: December 31, 2024
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Hong Shang, Zijian Zhang, Zhongqian Sun
  • Patent number: 12154680
    Abstract: This application relates to an endoscopic image display method, apparatus, computer device, and storage medium, and relates to the field of machine learning technologies. The method acquiring an endoscopic image; locating a target region image in the endoscopic image, the target region image being a partial image comprising a target region; inputting the target region image into a coding network to obtain a semantic feature of the target region image, the coding network being a part of an image classification network, and the image classification network being a machine learning network obtained through training with first training images; matching the semantic feature of the target region image against semantic features of image samples to obtain a matching result, the matching result indicating a target image sample that matches the target region image; and displaying the endoscopic image and the matching result in an endoscopic image display interface.
    Type: Grant
    Filed: February 17, 2022
    Date of Patent: November 26, 2024
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Junwen Qiu, Zhongqian Sun, Xinghui Fu, Hong Shang, Han Zheng
  • Patent number: 12118739
    Abstract: A medical image processing method includes: determining a target mask of a target object in a medical image and a reference mask of a reference object in the medical image, the target mask indicating a position and a boundary of the target object, and the reference mask indicating a position and a boundary of the reference object; determining a feature size of the target object based on the target mask; determining a feature size of the reference object based on the reference mask; and determining a target size of the target object based on the feature size of the reference object, a preset mapping relationship between the feature size of the reference object and a reference size, and the feature size of the target object.
    Type: Grant
    Filed: November 7, 2021
    Date of Patent: October 15, 2024
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Xinghui Fu, Han Zheng, Junwen Qiu, Hong Shang, Zhongqian Sun
  • Patent number: 12051199
    Abstract: Embodiments of this application disclose an image processing method performed by a computer device, and a computer-readable storage medium.
    Type: Grant
    Filed: October 29, 2021
    Date of Patent: July 30, 2024
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Lishu Luo, Hong Shang, Zhongqian Sun, Han Zheng
  • Publication number: 20240184854
    Abstract: A method for training an image recognition model includes: obtaining training image sets; obtaining a first predicted probability, a second predicted probability, a third predicted probability, and a fourth predicted probability based on the training image sets by using an initial image recognition model; determining a target loss function according to the first predicted probability, the second predicted probability, the third predicted probability, and the fourth predicted probability; and training the initial image recognition model based on the target loss function, to obtain an image recognition model.
    Type: Application
    Filed: February 12, 2024
    Publication date: June 6, 2024
    Inventors: Hong SHANG, Han ZHENG, Zhongqian SUN
  • Patent number: 11969145
    Abstract: A medical endoscope image recognition method is provided. In the method, endoscope images are received from a medical endoscope. The endoscope images are filtered with a neural network, to obtain target endoscope images. Organ information corresponding to the target endoscope images is recognized via the neural network. An imaging type of the target endoscope images is identified according to the corresponding organ information with a classification network. A lesion region in the target endoscope images is localized according to an organ part indicated by the organ information. A lesion category of the lesion region in an image capture mode of the medical endoscope corresponding to the imaging type is identified.
    Type: Grant
    Filed: August 26, 2021
    Date of Patent: April 30, 2024
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Zijian Zhang, Zhongqian Sun, Xinghui Fu, Hong Shang, Xiaoning Wang, Wei Yang
  • Patent number: 11967414
    Abstract: This application relates to an image recognition model training method, an image recognition method, apparatus, and system. The method includes: obtaining a to-be-recognized image; extracting image feature information of the to-be-recognized image; and obtaining a lesion category recognition result of the to-be-recognized image by using the image feature information of the to-be-recognized image as an input parameter of a preset image recognition model, the image recognition model being trained by using a training image sample set comprising at least one strong-label training image sample, to determine the lesion category recognition result; and the strong-label training image sample representing an image sample having strong-label information, and the strong-label information comprising at least annotation information of a lesion category and a lesion position in the strong-label training image sample.
    Type: Grant
    Filed: May 14, 2021
    Date of Patent: April 23, 2024
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Han Zheng, Zhongqian Sun, Hong Shang, Xinghui Fu, Wei Yang
  • Patent number: 11961226
    Abstract: In a medical image recognition method, applied to a computer device, a to-be-recognized medical image set is obtained, where the to-be-recognized medical image set includes at least one to-be-recognized medical image. A to-be-recognized area corresponding to each to-be-recognized medical image in the to-be-recognized medical image set is extracted. The to-be-recognized area is a part of the to-be-recognized medical image. A recognition result of each to-be-recognized area through a medical image recognition model is determined. The medical image recognition model is obtained through training according to a medical image sample set. The medical image sample set includes at least one medical image sample, and each medical image sample carries corresponding annotation information. The annotation information is used for representing a type of the medical image sample, and the recognition result is used for representing the a of the to-be-recognized medical image.
    Type: Grant
    Filed: October 23, 2020
    Date of Patent: April 16, 2024
    Assignee: Tencent Technology (Shenzhen) Company Limited
    Inventors: Kaiwen Xiao, Zhongqian Sun, Chen Cheng, Wei Yang
  • Patent number: 11960571
    Abstract: A method for training an image recognition model includes: obtaining training image sets; obtaining a first predicted probability, a second predicted probability, a third predicted probability, and a fourth predicted probability based on the training image sets by using an initial image recognition model; determining a target loss function according to the first predicted probability, the second predicted probability, the third predicted probability, and the fourth predicted probability; and training the initial image recognition model based on the target loss function, to obtain an image recognition model.
    Type: Grant
    Filed: October 29, 2021
    Date of Patent: April 16, 2024
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Hong Shang, Han Zheng, Zhongqian Sun
  • Publication number: 20240081618
    Abstract: The present disclosure provides an endoscopic image processing method and system, and a computer device. The method can include acquiring a current endoscopic image of a to-be-examined user, and predicting the current endoscopic image by using a deep convolutional network based on a training parameter. The training parameter can be determined according to at least one first endoscopic image and at least one second endoscopic image transformed from the at least one first endoscopic image, where the at least one endoscopic image corresponds to a human body part. The method can further include determining an organ category corresponding to the current endoscopic image. The method provided in the present disclosure can make a prediction process more intelligent and more robust, thereby improving resource utilization of a processing apparatus.
    Type: Application
    Filed: November 10, 2023
    Publication date: March 14, 2024
    Applicant: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Xinghui FU, Zhongqian SUN, Wei YANG
  • Patent number: 11915415
    Abstract: Embodiments of this application include an image processing method and apparatus, a non-transitory computer-readable storage medium, and an electronic device. In the image processing method a to-be-predicted medical image is input into a multi-task deep convolutional neural network model. The multi-task deep convolutional neural network model includes an image input layer, a shared layer, and n parallel task output layers. One or more lesion property prediction results of the to-be-predicted medical image is output through one or more of the n task output layers. The multi-task deep convolutional neural network model is trained with n types of medical image training sets, n being a positive integer that is greater than or equal to 2.
    Type: Grant
    Filed: February 8, 2021
    Date of Patent: February 27, 2024
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Hong Shang, Zhongqian Sun, Xinghui Fu, Wei Yang
  • Patent number: 11880972
    Abstract: This application relates to a tissue nodule detection and tissue nodule detection model training method, apparatus, device, storage medium and system.
    Type: Grant
    Filed: November 9, 2020
    Date of Patent: January 23, 2024
    Assignee: Tencent Technology (Shenzhen) Company Limited
    Inventors: Chen Cheng, Zhongqian Sun, Zhao Chen, Wei Yang
  • Patent number: 11849914
    Abstract: An endoscopic image processing method is provided. The method can include acquiring a current endoscopic image of a to-be-examined user, and predicting the current endoscopic image by using a deep convolutional network based on a training parameter. The training parameter can be determined according to at least one first endoscopic image and at least one second endoscopic image transformed from the at least one first endoscopic image, where the at least one endoscopic image corresponds to a human body part. The method can further include determining an organ category corresponding to the current endoscopic image. The method can make a prediction process more intelligent and more robust, thereby improving resource utilization of a processing apparatus.
    Type: Grant
    Filed: October 23, 2020
    Date of Patent: December 26, 2023
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Xinghui Fu, Zhongqian Sun, Wei Yang
  • Patent number: 11817206
    Abstract: The present application discloses a detection model training method and apparatus. The method includes determining an initial training model; determining a training sample; determining whether a target object is present in a first image through the initial detection model according to a feature of a first image, to obtain a detection result; and determining a domain that an image in the training sample belongs to through the adaptive model according to a feature of an image, to obtain a domain classification result; calculating, a loss function value related to the initial training model according to the detection result, the domain classification result, a first identifier, a second identifier, and a third identifier; and adjusting a parameter value in the initial training model according to the loss function value, to obtain a final detection model.
    Type: Grant
    Filed: March 21, 2022
    Date of Patent: November 14, 2023
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Chen Cheng, Zhongqian Sun, Hao Chen, Wei Yang
  • Patent number: 11748883
    Abstract: A colon polyp image processing method is provided. A value of a blood vessel color feature in an endoscopic image is classified by using an image classification model trained using a neural network algorithm to determine that the endoscopic image is a white light type picture or an endoscope narrow band imaging (NBI) type picture. A polyp in the endoscopic image is detected by using a polyp positioning model based on the determination that the endoscopic image is the white light type picture or the NBI type picture. A polyp type classification detection is performed on the detected polyp in the endoscopic image by using a polyp property identification model, and outputting an identification result.
    Type: Grant
    Filed: August 10, 2022
    Date of Patent: September 5, 2023
    Assignee: Tencent Technology (Shenzhen) Company Limited
    Inventors: Xinghui Fu, Zhongqian Sun, Hong Shang, Zijian Zhang, Wei Yang
  • Patent number: 11610310
    Abstract: The present disclosure describes a method, an apparatus, and storage medium for recognizing medical image. The method includes obtaining, by a device, a medical image. The device includes a memory storing instructions and a processor in communication with the memory. The method further includes determining, by the device, the medical image through a first recognition model to generate a lesion recognition result used for indicating whether the medical image comprises a lesion; and in response to the lesion recognition result indicating that the medical image comprises a lesion, recognizing, by the device, the medical image through a second recognition model to generate a lesion degree recognition result of the medical image used for indicating a degree of the lesion. Manual analysis and customization of a feature extraction solution are not required, so that the efficiency and accuracy of medical image recognition are improved.
    Type: Grant
    Filed: July 1, 2022
    Date of Patent: March 21, 2023
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Xinghui Fu, Zhongqian Sun, Hong Shang, Wei Yang