Patents by Inventor Juan Du
Juan Du 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).
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Patent number: 10361991Abstract: An information processing method is performed at a terminal that is communicatively connected to a remote server. The method includes: logging into a first user account of a social application; pulling, from the remote server, information associated with a social group including the first user account and at least one second user account; selecting, among the information associated with the social group, second multi-media information propagated by a third user account of the social application when the second multi-media information and interaction information by the at least one second user account in the social group on the second multi-media information satisfy preset policies of the remote server; and displaying, on the terminal, the second multi-media information propagated by the third user account of the social application and the interaction information by the at least one second user account in the social group on the second multi-media information.Type: GrantFiled: June 21, 2017Date of Patent: July 23, 2019Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Xun Yao, Qianya Lin, Leteng Weng, Zheng Tang, Yangbin Huang, Shuyuan Li, Chuanyu Zhang, Hao Li, Jin Lin, Bin Zhang, Juan Du
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Patent number: 10360069Abstract: An apparatus includes a processor to: perform a testing job flow at least partly within a testing federated area to test a neural network defined by configuration data specifying hyperparameters and trained parameters thereof; and perform a transfer flow to transfer an object indicative of results of the testing from the testing federated area to another federated area, wherein: in response to the degree of accuracy falling below a predetermined minimum threshold, the processor is caused to transfer a specification of the degree of accuracy or a portion of inaccurate output to a training federated area in which the neural network was at least partly trained; and in response to the degree of accuracy exceeding a predetermined maximum threshold, the processor is caused to transfer a copy of the neural network configuration data to a usage federated area in which the neural network is to be made available for use.Type: GrantFiled: July 19, 2018Date of Patent: July 23, 2019Assignee: SAS INSTITUTE INC.Inventors: Henry Gabriel Victor Bequet, Huina Chen, Juan Du
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Patent number: 10346211Abstract: An apparatus includes a processor to: assign a portion of currently available instruction-based processing resources to a first non-neuromorphic performance of an analytical function; in response to availability of sufficient remaining processing resources for a first neuromorphic performance of the analytical function with the same input values, assign a portion of the remaining processing resources to the first neuromorphic performance; analyze the output values generated by the first neuromorphic and non-neuromorphic performances to determine a degree of accuracy of the neural network in performing the analytical function; in response to at least the degree of accuracy exceeding a predetermined threshold, assign a portion of currently available processing resources to a second neuromorphic performance of the analytical function; and in response to availability of sufficient remaining processing resources for a second non-neuromorphic performance of the analytical function, assign a portion of the remainingType: GrantFiled: July 19, 2018Date of Patent: July 9, 2019Assignee: SAS INSTITUTE INC.Inventors: Henry Gabriel Victor Bequet, Huina Chen, III, Juan Du
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Patent number: 10338968Abstract: An apparatus includes a processor to: receive a request to repeat an earlier performance of a first job flow described in a job flow definition; analyze the job flow definition to determine whether the first job flow uses a neural network; in response to a determination that the first job flow uses a neural network, analyze an object associated with the first job flow to determine whether the neural network was trained using training data from a second job flow that does not use a neural network; and in response to a determination that such training data was so used, repeat the earlier performance of the first job flow, perform the second job flow with the same input data values as used in the repeated performance of the first job flow, and analyze corresponding output data values of both performances to determine a degree of accuracy of the neural network.Type: GrantFiled: July 19, 2018Date of Patent: July 2, 2019Assignee: SAS INSTITUTE INC.Inventors: Henry Gabriel Victor Bequet, Huina Chen, III, Juan Du
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Publication number: 20190192034Abstract: The exemplary systems, methods, and interfaces may obtain and analyze electrode signals from a plurality of external electrodes. The electrode signals may include at least an anterior set of electrode signals and a posterior set of electrode signals. The anterior and posterior sets of electrode signals may be used to generate, or provide, various metrics of cardiac electrical heterogeneity and various graphical depictions that may be useful in assessing a patient's cardiac functionality.Type: ApplicationFiled: December 21, 2018Publication date: June 27, 2019Inventors: Subham Ghosh, Antonia E. Curtin, Alan J. Bank, Ryan M. Gage, Kevin V. Burns, Jeffrey M. Gillberg, Juan Du
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Patent number: 10301919Abstract: A phase-change hydraulic fracturing process, including the following steps: (1) injecting clean water or conventional fracturing fluid to a formation, so that the formation fractures; (2) placing non-phase-change liquid and phase-change liquid in different liquid mixing tanks and injecting into a shaft at the same time, an injection volume ratio of the non-phase-change liquid to the phase-change liquid is (0-0.7):(0.3-1); (3) injecting a displacement fluid into the shaft, so that the non-phase-change liquid and the phase-change liquid in the shaft completely enter a reservoir; (4) performing well shut-in and pressure-out for 30-200 min, so that solid-phase matters generated by the phase-change liquid are laid in the fracture; and (5) relieving pressure to finish the construction.Type: GrantFiled: September 20, 2016Date of Patent: May 28, 2019Assignee: SOUTHWEST PETROLEUM UNIVERSITYInventors: Liqiang Zhao, Yong Yang, Zhifeng Luo, Donghe Yu, Juan Du, Guohua Liu, Hang Che, Guangyan Du, Yuxin Pei, Nianyin Li, Pingli Liu, Kun Xu, Bingxiao Liu
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Publication number: 20190146997Abstract: An apparatus includes a processor to: receive a request to provide, within a specified federated area, a set of objects that enable a performance of a job flow to perform multiple tasks of an analysis based on data table(s) and formulae of a spreadsheet data structure, wherein the set of objects includes at least one task routine to perform a task of the multiple tasks; correlate each indication of data required as input or output to at least a subpart of a data table; identify data dependencies and determine an order of performance among the multiple tasks based on the formulae; generate, within the specified federated area, a job flow definition that specifies the order of performance of the multiple tasks; and for each task routine of the at least one task routine, generate, within the specified federated area, a corresponding macro data structure.Type: ApplicationFiled: December 18, 2018Publication date: May 16, 2019Applicant: SAS Institute Inc.Inventors: Minna Jin, Huina Chen, Juan Du, Henry Gabriel Victor Bequet
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Publication number: 20190146998Abstract: An apparatus includes a processor to: receive a request to generate a DAG of a job flow of multiple tasks of an analysis based on data table(s) and formulae of a spreadsheet data structure; correlate each indication of data required as input or output to at least a subpart of a data table; identify data dependencies and determine an order of performance among the multiple tasks based on the formulae; generate, within the specified federated area, a job flow definition that specifies the order of performance of the multiple tasks; for each task of the multiple tasks, generate, within the specified federated area, a corresponding macro data structure of multiple macro data structures; and generate the requested visualization based on the job flow definition and the multiple macro data structures.Type: ApplicationFiled: December 20, 2018Publication date: May 16, 2019Applicant: SAS Institute Inc.Inventors: Minna Jin, Huina Chen, Juan Du, Henry Gabriel Victor Bequet
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Publication number: 20190111084Abstract: The present invention discloses a method for remolding bone marrow microenvironment in a subject having an impaired bone marrow microenvironment, which comprises implanting a composition comprising isolated mesenchymal stromal cells (MSCs) into the bone marrow cavity of the subject. The method of the present invention successfully remolds the bone marrow microenvironment, recovers the normal hematopoiesis of bone marrow, inhibits/delays the pathological process of leukemia and significantly prolongs the survival period. In addition, the method according to the present invention can be used for the treatment of hematologic tumors such as leukemia and aplastic anemia (AA), which is safe and effective but has no side effects.Type: ApplicationFiled: January 12, 2018Publication date: April 18, 2019Inventors: Jinyong Wang, Chengxiang Xia, Yong Dong, Tongjie Wang, Xiaofei Liu, Juan Du, Yang Geng, Lijuan Liu, Hongling Wu
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Publication number: 20190028555Abstract: A service processing device receives a service processing request for a service event sent by a service requesting device, where the service processing request comprises service processing reference information, and where the service processing reference information is used by the service processing device to determine a storage location of data related to a current service in a database. A particular storage location is determined based on the service processing reference information. An idempotent check is performed on the particular storage location. A method of processing is determined to perform on the current service based on a result of the idempotent check.Type: ApplicationFiled: September 20, 2018Publication date: January 24, 2019Applicant: Alibaba Group Holding LimitedInventor: Juan Du
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Publication number: 20190026155Abstract: An apparatus includes a processor to: assign a portion of currently available instruction-based processing resources to a first non-neuromorphic performance of an analytical function; in response to availability of sufficient remaining processing resources for a first neuromorphic performance of the analytical function with the same input values, assign a portion of the remaining processing resources to the first neuromorphic performance; analyze the output values generated by the first neuromorphic and non-neuromorphic performances to determine a degree of accuracy of the neural network in performing the analytical function; in response to at least the degree of accuracy exceeding a predetermined threshold, assign a portion of currently available processing resources to a second neuromorphic performance of the analytical function; and in response to availability of sufficient remaining processing resources for a second non-neuromorphic performance of the analytical function, assign a portion of the remainingType: ApplicationFiled: July 19, 2018Publication date: January 24, 2019Applicant: SAS Institute Inc.Inventors: Henry Gabriel Victor Bequet, Huina Chen, III, Juan Du
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Publication number: 20190012403Abstract: An apparatus includes a processor to: receive a request to repeat an earlier performance of a first job flow described in a job flow definition; analyze the job flow definition to determine whether the first job flow uses a neural network; in response to a determination that the first job flow uses a neural network, analyze an object associated with the first job flow to determine whether the neural network was trained using training data from a second job flow that does not use a neural network; and in response to a determination that such training data was so used, repeat the earlier performance of the first job flow, perform the second job flow with the same input data values as used in the repeated performance of the first job flow, and analyze corresponding output data values of both performances to determine a degree of accuracy of the neural network.Type: ApplicationFiled: July 19, 2018Publication date: January 10, 2019Applicant: SAS Institute Inc.Inventors: Henry Gabriel Victor Bequet, Huina Chen, III, Juan Du
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Publication number: 20190003294Abstract: The present invention discloses a phase-change hydraulic fracturing process, including the following steps: (1) injecting clean water or conventional fracturing fluid to a formation, so that the formation fractures; (2) placing non-phase-change liquid and phase-change liquid in different liquid mixing tanks and injecting into a shaft at the same time, an injection volume ratio of the non-phase-change liquid to the phase-change liquid is (0-0.7): (0.3-1); (3) injecting a displacement fluid into the shaft, so that the non-phase-change liquid and the phase-change liquid in the shaft completely enter a reservoir; (4) performing well shut-in and pressure-out for 30-200min, so that solid-phase matters generated by the phase-change liquid are laid in the fracture; and (5) relieving pressure to finish the construction.Type: ApplicationFiled: September 20, 2016Publication date: January 3, 2019Applicant: SOUTHWEST PETROLEUM UNIVERSITYInventors: Liqiang ZHAO, Yong YANG, Zhifeng LUO, Donghe YU, Juan DU, Guohua LIU, Hang CHE, Guangyan DU, Yuxin PEI, Nianyin LI, Pingli LIU, Kun XU, Bingxiao LIU
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Publication number: 20180361588Abstract: A multiple lens-based smart mechanical arm, wherein it comprises a multi joint multi-functional mechanical arm, a CCD camera for collecting PCB board images to be assembled, a bio-contact device, and a computer; the CCD camera is mounted on the multi joint multi-functional mechanical arm, the bio-contact device is mounted on the fingertip of the multi joint multi-functional mechanical arm, and the CCD camera, and the bio-contact device and the multi joint multi-functional mechanical arm are connected to the computer. The invention adds a biological tactile device on the basis of the binocular positioning to accurately locate the assembly target area and improve the accuracy of the assembly of the irregular parts. The conversion relationship between the pressure and electric output of the sensitive material in the bio-contact device and the mathematical model of pressure and position is applied.Type: ApplicationFiled: December 7, 2016Publication date: December 20, 2018Applicant: South China University of TechnologyInventors: Juan DU, Jiansheng TAN, Ying FENG
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Publication number: 20180367369Abstract: There is provided a method for generating alarm interruption and alarm clearing interruption for a monitored parameter, the method comprising: generating a first interruption as an alarm interruption for the monitored parameter if the monitored parameter increases to exceed a high threshold or decreases to be lower than a low threshold, the low threshold being stored in a first specified memory address and having a first low alarm value and the high threshold being stored in a second specified memory address and having a first high alarm value; wherein the method further comprising: in response to the first interruption, writing a second low alarm value being same as the first high alarm value into the first specified memory address as a modified low threshold if the alarm interruption is a high alarm interruption, and writing a second high alarm value being same as the first low alarm value into the second specified memory address as a modified high threshold if the alarm interruption is a low alarm interrupType: ApplicationFiled: December 10, 2015Publication date: December 20, 2018Inventors: Tianwen XU, Juan DU, Jiancheng LIU
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Publication number: 20180349508Abstract: An apparatus includes a processor to: perform a testing job flow at least partly within a testing federated area to test a neural network defined by configuration data specifying hyperparameters and trained parameters thereof; and perform a transfer flow to transfer an object indicative of results of the testing from the testing federated area to another federated area, wherein: in response to the degree of accuracy falling below a predetermined minimum threshold, the processor is caused to transfer a specification of the degree of accuracy or a portion of inaccurate output to a training federated area in which the neural network was at least partly trained; and in response to the degree of accuracy exceeding a predetermined maximum threshold, the processor is caused to transfer a copy of the neural network configuration data to a usage federated area in which the neural network is to be made available for use.Type: ApplicationFiled: July 19, 2018Publication date: December 6, 2018Applicant: SAS Institute Inc.Inventors: Henry Gabriel Victor Bequet, Huina Chen, III, Juan Du
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Publication number: 20180340116Abstract: The present invention discloses a phase change fracturing fluid system for phase change fracturing, including the following components in percentage by weight: 10%-40% of supramolecular construction unit, 0-40% of supramolecular function unit, 0.5%-2% of surfactant, 0-5% of inorganic salt, 0.5%-2% of oxidizing agent, 0-2% of cosolvent and the remaining of solvent. The supramolecular construction unit is melamine, triallyl isocyanurate, or a mixture thereof. The supramolecular function unit is vinyl acetate, acrylonitrile, or a mixture thereof. The solvent is methylbenzene, ethylbenzene, o-xylene, m-xylene or p-xylene. In the fracturing construction process, a conventional fracturing fluid is used for fracturing a formation first; the phase change fracturing fluid is then injected into the formation, or the phase change fracturing fluid and other fluids which cannot be subjected to phase change are injected into the formation together.Type: ApplicationFiled: September 20, 2016Publication date: November 29, 2018Applicant: SOUTHWEST PETROLEUM UNIVERSITYInventors: Liqiang ZHAO, Yong YANG, Guangyan DU, Donghe YU, Juan DU, Hang CHE, Zhifeng LUO, Guohua LIU, Yuxin PEI, Nianyin LI, Pingli LIU, Kun XU
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Publication number: 20180289964Abstract: A medical device and medical device system for controlling delivery of therapeutic stimulation pulses that includes a sensing device to sense a cardiac signal and emit a trigger signal in response to the sensed cardiac signal, a therapy delivery device to receive the trigger signal and deliver therapy to the patient in response to the emitted trigger signal, and a processor positioned within the sensing device, the processor configured to determine whether the sensed cardiac signal exceeds a possible P-wave threshold, compare a portion of the sensed cardiac signal to a P-wave template having a sensing window having a length less than a width of the P-wave, confirm an occurrence of a P-wave signal in response to the comparing, emit the trigger signal in response to the occurrence of a P-wave signal being confirmed, and inhibit delivery of the emitting signal in response to the occurrence of a P-wave signal not being confirmed.Type: ApplicationFiled: June 12, 2018Publication date: October 11, 2018Inventors: Subham Ghosh, Juan Du, Saul E. Greenhut, Michael T. Hemming
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Publication number: 20180248870Abstract: A security verification method, apparatus, and system relate to the field of computer security technologies, and are used to improve reliability of the verification code technology. In the method, an image capture request carrying an image capture parameter is sent to a server end; a live view picture returned by the server end is received, where the live view picture is obtained by performing live view image capture according to the image capture parameter and prestored street view tile information; and a security verification operation is performed according to the live view picture.Type: ApplicationFiled: April 19, 2018Publication date: August 30, 2018Inventor: Juan DU
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Publication number: 20180209840Abstract: The invention proposes a system for measuring a resonance frequency of a tube. The system comprises: an oscillating unit for oscillating the tube at a plurality of oscillation frequencies, respectively; a detecting unit for detecting a time delay of transmitting a pressure pulse from a first position to a second position in the tube when the tube is oscillated at each oscillation frequency, wherein, when the tube is oscillated at each oscillation frequency in a specific oscillation frequency range of the plurality of oscillation frequencies, the detecting unit detects a variation of the time delay a determining unit for determining a maximal variation of the time delay when the tube is oscillated at the oscillation frequencies in the specific oscillation frequency range; and an indicating unit for indicating an oscillation frequency corresponding to the maximal variation of the time delay, being a resonance frequency of the tube.Type: ApplicationFiled: March 23, 2018Publication date: July 26, 2018Inventors: Maarten Leonardus Christian Brand, Liang Dong, Juan Du