Patents by Inventor Min Tu

Min Tu 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: 11030086
    Abstract: A method and apparatus are provided that includes, in a same framework, storing an artificial intelligence (AI) model, loading the AI model into a serving platform, loading and testing a test unit against the AI model loaded into the serving platform, and collecting reports from results of storing the AI model, loading the AI model into the serving platform and testing the test unit.
    Type: Grant
    Filed: February 15, 2019
    Date of Patent: June 8, 2021
    Assignee: TENCENT AMERICA LLC
    Inventors: Min Tu, Shangqing Zhang, Tao Yang, Yaliang Li, Nan Du, Yusheng Xie, Wei Fan
  • Publication number: 20210128004
    Abstract: A method, computer program, and computer system for detecting and classifying atrial fibrillation by receiving data corresponding to an electrocardiogram (ECG) associated with a patient, extracting RR intervals from the received ECG data, determining previous RR intervals for each of the extracted RR intervals and aggregating features associated with the RR intervals and the previous RR intervals. Patterns associated with the aggregated features are classified, and the computer may determine that a sample of the ECG data corresponding to one or more of the classified patterns contains a pattern associated with atrial fibrillation.
    Type: Application
    Filed: October 30, 2019
    Publication date: May 6, 2021
    Applicant: TENCENT AMERICA LLC
    Inventors: Shangqing Zhang, Min Tu, Kun Wang, Xu Wang, Xiaozhong Chen, Wei Fan
  • Publication number: 20210118566
    Abstract: A method and device for performing electrocardiography (ECG) analysis, the method including receiving ECG data that is from one or more leads, generating an image based on the ECG data, obtaining a feature map based on the image, inputting the feature map to a first neural network, the first neural network configured to generate an output based on the feature map inputted, inputting the output of the first neural network to a second neural network, the second neural network configured to obtain at least one temporal feature of the image based on the output of the first neural network and a previous state of the second neural network, and classifying a signal included in the ECG data based on the at least one temporal feature obtained by the second neural network.
    Type: Application
    Filed: October 21, 2019
    Publication date: April 22, 2021
    Applicant: TENCENT AMERICA LLC
    Inventors: Xu WANG, Kun WANG, Shangqing ZHANG, Min TU, Xiaozhong CHEN, Wei FAN
  • Publication number: 20210068691
    Abstract: A method and apparatus for performing a biosignal analysis task using a set of models includes receiving an input biosignal. Information that identifies the biosignal analysis task to be performed in association with the input biosignal is received. A waveform model and a digital signal processing (DSP) model are selected. A first type of feature and a second type of feature of the input biosignal are identified. An analysis model is selected, and the biosignal analysis task is performed using the analysis model.
    Type: Application
    Filed: September 6, 2019
    Publication date: March 11, 2021
    Applicant: TENCENT AMERICA LLC
    Inventors: Kun WANG, Xiaozhong Chen, Xu Wang, Shangqing Zhang, Min Tu, Wei Fan
  • Publication number: 20210074884
    Abstract: A light emitting diode structure includes a first electrode, a second electrode, and an epitaxial structure. The epitaxial structure is divided into a base area and a structural supporting area. The base area includes a bottom portion and a top portion. The top portion protrudes from a surface of the bottom portion along a single direction. The light emitting diode structure is square. The structural supporting area is positioned at a side of the top portion and protrudes from the surface of the bottom portion beside the top portion along the same direction. A top of the structural supporting area is aligned with a top of the top portion. The first electrode is arranged on the top of the top portion. The second electrode is arranged on the top of the structural supporting area. The second electrode arranged on the structural supporting area is aligned with the first electrode.
    Type: Application
    Filed: November 17, 2020
    Publication date: March 11, 2021
    Inventors: TZU-CHIEN HUNG, CHIEN-CHUNG PENG, CHIEN-SHIANG HUANG, CHIA-HUI SHEN, PO-MIN TU
  • Patent number: 10943673
    Abstract: A method of medical data auto collection segmentation and analysis, includes collecting, from a plurality of sources, unstructured medical data in a plurality of formats, recognizing a medical name entity of each piece of the unstructured medical data, using a medical dictionary, and performing semantic text segmentation on each piece of the unstructured medical data so that each piece of the unstructured medical data is partitioned into groups sharing a same topic. The method further includes generating, as structured medical data, each piece of the unstructured medical data of which the medical name entity is recognized, each piece of the unstructured medical data being partitioned into the groups, and indexing the structured medical data into elastic search clusters.
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: March 9, 2021
    Assignee: TENCENT AMERICA LLC
    Inventors: Shangqing Zhang, Min Tu, Nan Du, Yusheng Xie, Yaliang Li, Tao Yang, Wei Fan
  • Publication number: 20210064957
    Abstract: Provided are a method and an apparatus for receiving a query including a sequence of words. The sequence of words is converted into a sequence of feature vectors. A semantic meaning of the sequence of words is generated using a bi-directional long-short term memory (LSTM). The LSTM is regularized using a Gaussian mixed model (GMM) based on the generated semantic meaning of the sequence of feature vectors.
    Type: Application
    Filed: September 4, 2019
    Publication date: March 4, 2021
    Applicant: TENCENT AMERICA LLC
    Inventors: Zeyu YOU, Tao YANG, Yusheng XIE, Shangqing ZHANG, Min TU, Wei FAN
  • Publication number: 20210065876
    Abstract: A method of performing electrocardiography (ECG) analysis by at least one processor, the method including receiving ECG data that is from multiple leads; grouping the ECG data into groups of data; generating, from each group of the groups of data, a feature vector using a respective machine learning model; and performing ECG analysis using the feature vectors generated from each of the groups of data.
    Type: Application
    Filed: August 30, 2019
    Publication date: March 4, 2021
    Applicant: TENCENT AMERICA LLC
    Inventors: Kun WANG, Tao YANG, Min TU, Yaliang LI, Hui TANG, Wei FAN
  • Publication number: 20210042932
    Abstract: A method and device for generating a three dimensional (3D) bounding box of a region of interest (ROI) of a patient include receiving a two dimensional (2D) maximum intensity projection (MIP) image that is an axial view of the patient and a 2D MIP image that is a sagittal view of the patient. A first 2D bounding box of the ROI of the patient and a second 2D bounding box of the ROI of the patient are detected using the 2D MIP images. A 3D MIP image of the patient is received, and the 3D bounding box of the ROI of the patient is generated using the 3D MIP image, the first 2D bounding box, and the second 2D bounding box. The 3D MIP image including the 3D bounding box is provided.
    Type: Application
    Filed: August 5, 2019
    Publication date: February 11, 2021
    Applicant: TENCENT AMERICA LLC
    Inventors: Hui TANG, Lianyi HAN, Min TU, Kun WANG, Chao HUANG, Zhen QIAN, Wei FAN
  • Publication number: 20200357515
    Abstract: A method and apparatus include receiving, by a device, medical information associated with a user. Inquiry information is determined based on the medical information associated with the user and a reinforcement learning model. The inquiry information is provided to permit response information to be received. The response information is received based on providing the inquiry information. Diagnosis information is determined based on the medical information and the response information using a machine learning model. The diagnosis information is provided to a set of devices via a network.
    Type: Application
    Filed: May 10, 2019
    Publication date: November 12, 2020
    Applicant: TENCENT AMERICA LLC
    Inventors: Xiaozhong CHEN, Kun Wang, Nan Du, Min Tu, Shangqing Zhang, Yusheng Xie, Wei Fan
  • Publication number: 20200342056
    Abstract: A method for processing unstructured Chinese-language medical text includes identifying a medical entity in the unstructured Chinese-language medical text using an attention-based named-entity recognition (NER) model, structuring the identified medical entity using a multiple-dimensional entity understanding framework, normalizing the structured medical entity using a medical knowledge graph, and outputting the normalized medical entity.
    Type: Application
    Filed: April 26, 2019
    Publication date: October 29, 2020
    Applicant: TENCENT AMERICA LLC
    Inventors: Tao YANG, Min TU, Yaliang LI, Yusheng XIE, Shangqing ZHANG, Kun WANG, Nan DU, Wei FAN
  • Publication number: 20200327985
    Abstract: A method of performing a heart abnormalities analysis, includes learning text information from an electronic medical record (EMR) and/or an electronic health record (EHR) of a user, learning signal information from electrocardiography (ECG) signal data of the user, merging the learned text information and the learned signal information to generate one or more representations of the text information and the signal information that are merged, and performing the heart abnormalities analysis on the generated one or more representations.
    Type: Application
    Filed: April 9, 2019
    Publication date: October 15, 2020
    Applicant: TENCENT AMERICA LLC
    Inventors: Nan DU, Kun Wang, Min Tu, Shangqing Zhang, Hui Tang, Shih-Yao Lin, Wei Fan
  • Publication number: 20200327964
    Abstract: A method of medical data auto collection segmentation and analysis, includes collecting, from a plurality of sources, unstructured medical data in a plurality of formats, recognizing a medical name entity of each piece of the unstructured medical data, using a medical dictionary, and performing semantic text segmentation on each piece of the unstructured medical data so that each piece of the unstructured medical data is partitioned into groups sharing a same topic. The method further includes generating, as structured medical data, each piece of the unstructured medical data of which the medical name entity is recognized, each piece of the unstructured medical data being partitioned into the groups, and indexing the structured medical data into elastic search clusters.
    Type: Application
    Filed: April 10, 2019
    Publication date: October 15, 2020
    Applicant: TENCENT AMERICA LLC
    Inventors: Shangqing ZHANG, Min TU, Nan DU, Yusheng XIE, Yaliang LI, Tao YANG, Wei FAN
  • Publication number: 20200327992
    Abstract: A method and apparatus include receiving information associated with a bug bite. Information that identifies the bug bite is determined using a model, based on receiving the information associated with the bug bite. Information that identifies the bug bite is provided, based on determining the information that identifies the bug bite.
    Type: Application
    Filed: April 10, 2019
    Publication date: October 15, 2020
    Applicant: Tencent America LLC
    Inventors: Lianyi HAN, Nan DU, Kun WANG, Min TU, Shangqing ZHANG, Hui TANG, Shih-Yao LIN, Wei FAN
  • Publication number: 20200315547
    Abstract: Method and apparatus for vertebral artery dissection risk analysis using hemodynamic variable based four dimensional magnetic resonance flow imaging, comprising obtaining four-dimensional phase-contrast magnetic resonance imaging data, performing pre-processing of the four-dimensional phase-contrast magnetic resonance imaging data, obtaining at least one blood hemodynamic marker from the four-dimensional phase-contrast magnetic resonance imaging data, classifying the at least one blood hemodynamic marker as a hemodynamic predictor of vertebral artery dissection, and creating a comprehensive risk evaluation of vertebral artery dissection using the hemodynamic predictor.
    Type: Application
    Filed: April 2, 2019
    Publication date: October 8, 2020
    Applicant: TENCENT AMERICA LLC
    Inventors: Zhen QIAN, Hui TANG, Nan DU, Min TU, Kun WANG, Lianyi HAN, Wei FAN
  • Publication number: 20200315465
    Abstract: A method of determining a risk probability of vertebral artery dissection (VAD) in a patient, including receiving medical image information of the patient and clinical report information of the patient; extracting at least one biomarker corresponding to a vertebral artery segment included in the medical image information; extracting patient history information from the clinical report information; and determining the risk probability of VAD using a deep learning classification model based on the extracted at least one biomarker and the extracted patient history information.
    Type: Application
    Filed: April 2, 2019
    Publication date: October 8, 2020
    Applicant: TENCENT AMERICA LLC
    Inventors: Hui Tang, Nan Du, Min Tu, Kun Wang, Lianyi Han, Wei Fan
  • Publication number: 20200265959
    Abstract: A method and apparatus are provided that includes iteratively sampling candidates from medical records and evaluating whether ones of the candidates better explain a member from the medical records. The iterations replace the member with the candidates and depending on whether the candidates better explain the member from the medical records may be weighted in a next iteration.
    Type: Application
    Filed: February 15, 2019
    Publication date: August 20, 2020
    Applicant: TENCENT AMERICA LLC
    Inventors: Yusheng XIE, Tao YANG, Min TU, Nan DU, Shih-Yao LIN, Wei FAN
  • Publication number: 20200264969
    Abstract: A method and apparatus are provided that includes, in a same framework, storing an artificial intelligence (AI) model, loading the AI model into a serving platform, loading and testing a test unit against the AI model loaded into the serving platform, and collecting reports from results of storing the AI model, loading the AI model into the serving platform and testing the test unit.
    Type: Application
    Filed: February 15, 2019
    Publication date: August 20, 2020
    Applicant: Tencent America LLC
    Inventors: Min Tu, Shangqing Zhang, Tao Yang, Yaliang Li, Nan Du, Yusheng Xie, Wei Fan
  • Publication number: 20200229771
    Abstract: There is included an apparatus and system including an intra-heartbeat (HB) extraction code configured to extract intra-HB features from electrocardiography (ECG) signals, and an inter-HB extraction code configured to extract inter-HB features from the ECG signals, and at least one attention mechanism code configured to control at least one of the intra-HB extraction code and inter-HB extraction code based on at least one attention mechanism.
    Type: Application
    Filed: January 22, 2019
    Publication date: July 23, 2020
    Applicant: TENCENT AMERICA LLC
    Inventors: Kun WANG, Nan DU, Yusheng XIE, Min TU, Shangqing ZHANG, Yaliang LI, Tao YANG, Hui TANG, Lianyi HAN, Wei FAN
  • Publication number: 20190352187
    Abstract: The present disclosure provides a method for repairing defect of graphene, including: firstly introducing a composite fluid containing a reactive compound and a supercritical fluid to a reactor where the graphene powder has been placed, and impregnating the graphene powder with the composite fluid to passivate and repair the defect of graphene, wherein the reactive compound includes carbon, hydrogen, nitrogen, silicon or oxygen element; and separating the composite fluid from the graphene powder, simultaneously using molecular sieves to absorb the graphene from the composite fluid. The present disclosure further provides the graphene powder prepared by the method above. With the method of the present disclosure, it effectively reduces the ratio of the defect of the graphene, increases the content of the graphene, and has less-layer graphene with high thermal conductivity and electrical conductivity.
    Type: Application
    Filed: May 15, 2019
    Publication date: November 21, 2019
    Inventors: Zhen-Yu Li, Po-Min Tu, Chia-Jung Chen, Yeu-Wen Huang