Patents by Inventor Deheng QIAN
Deheng QIAN 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: 12115982Abstract: An unmanned device acquires sensing data of surrounding obstacles; determines, for each obstacle, at least one predicted track of the obstacle in a future period of time based on the sensing data; determines, for each moment in the future period of time and according to the predicted track corresponding to the obstacle, a collision probability that a collision with the obstacle occurs at each position in a target region at the moment; and determines a global collision probability that the collision with the obstacle occurs in the entire target region at the moment. According to the global collision probability corresponding to each obstacle at each moment, the unmanned device controls the unmanned device in the future period of time.Type: GrantFiled: March 18, 2022Date of Patent: October 15, 2024Assignee: BEIJING SANKUAI ONLINE TECHNOLOGY CO., LTDInventors: Mingyu Fan, Shuwang Xu, Dongchun Ren, Yanliang Zhu, Deheng Qian, Huaxia Xia
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Patent number: 11983245Abstract: Various embodiments a method and apparatus for unmanned driving behavior decision-making and model training, and an electronic device. The method includes: acquiring sample data, wherein the sample data includes a sample image; extracting a sample feature vector corresponding to the sample data, wherein a feature vector of the sample image is extracted by manifold dimension reduction; and based on the sample feature vector, training by semi-supervised learning to obtain a target decision-making model, wherein the target decision-making model is used for decision-making classification.Type: GrantFiled: September 4, 2019Date of Patent: May 14, 2024Assignee: Beijing Sankuai Online Technology Co., LtdInventors: Shuguang Ding, Qin Han, Dongchun Ren, Sheng Fu, Deheng Qian
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Patent number: 11688105Abstract: A processor implemented method of processing a facial expression image, the method includes controlling a camera to capture a first facial expression image and a second facial expression image, acquiring a first expression feature of the first facial expression image, acquiring a second expression feature of the second facial expression image, generating a new expression feature dependent on differences between the acquired first expression feature and the acquired second expression feature, and adjusting a target facial expression image based on the new expression feature.Type: GrantFiled: December 2, 2020Date of Patent: June 27, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Tianchu Guo, Youngsung Kim, Hui Zhang, Byungin Yoo, Chang Kyu Choi, Jae-Joon Han, Jingtao Xu, Deheng Qian
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Publication number: 20230100814Abstract: This specification discloses an obstacle trajectory prediction method and apparatus. In embodiments of the present disclosure, a global interaction feature under joint action of a vehicle and obstacles is determined according to historical status information and current status information of the vehicle, historical status information and current status information of the obstacles, and a future motion trajectory planned by the vehicle; an individual interaction feature of a to-be-predicted obstacle is determined according to the global interaction feature and current status information of the to-be-predicted obstacle; and a future motion trajectory of the to-be-predicted obstacle is predicted through the individual interaction feature and information about an environment around the vehicle.Type: ApplicationFiled: March 23, 2021Publication date: March 30, 2023Inventors: Dongchun REN, Mingyu FAN, Huaxia XIA, Yanliang ZHU, Deheng QIAN, Xin LI
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Publication number: 20230033069Abstract: An unmanned device acquires sensing data of surrounding obstacles; determines, for each obstacle, at least one predicted track of the obstacle in a future period of time based on the sensing data; determines, for each moment in the future period of time and according to the predicted track corresponding to the obstacle, a collision probability that a collision with the obstacle occurs at each position in a target region at the moment; and determines a global collision probability that the collision with the obstacle occurs in the entire target region at the moment. According to the global collision probability corresponding to each obstacle at each moment, the unmanned device controls the unmanned device in the future period of time.Type: ApplicationFiled: March 18, 2022Publication date: February 2, 2023Inventors: Mingyu FAN, Shuwang XU, Dongchun REN, Yanliang ZHU, Deheng QIAN, Huaxia XIA
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Publication number: 20220324483Abstract: A trajectory prediction method and apparatus, a storage medium, and an electronic device are provided. In embodiments of this disclosure, according to a historical trajectory of a designated target and a historical trajectory of each obstacle, a historical interaction feature between the designated target and each obstacle is determined, and a motion trajectory of the designated target is predicted to obtain an initial predicted trajectory. A future interaction feature between each obstacle and the designated target is then determined according to the initial predicted trajectory and a planned trajectory of each obstacle. According to the future interaction feature, a final predicted trajectory of the designated target is obtained.Type: ApplicationFiled: February 17, 2022Publication date: October 13, 2022Inventors: Huaxia XIA, Xu DU, Yinian MAO, Mingyu FAN, Dongchun REN, Deheng QIAN
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Patent number: 11416964Abstract: The present invention provides a method and device for adjusting resolution of a Head-Mounted Display (HMD) apparatus. Wherein, the method comprises the steps of: determining saliency information of display contents in multimedia information; adjusting, according to the saliency information, resolution corresponding to each display content in the multimedia information; and, displaying the resolution-adjusted multimedia information. In the present invention, by determining saliency information of display contents in multimedia information, the resolution corresponding to the display contents is adjusted, which enable the resolution of the display contents to be matched with the saliency of the display contents, and accordingly, the resolution-adjusted multimedia information is displayed without the need of displaying the complete multimedia information in a higher resolution and a higher frame rate.Type: GrantFiled: October 26, 2018Date of Patent: August 16, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Weiming Li, Guangwei Wang, Mingcai Zho, Tao Hong, Deheng Qian, Haitao Wang
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Patent number: 11380114Abstract: A method of detecting a target includes generating an image pyramid based on an image on which a detection is to be performed; classifying candidate areas in the image pyramid using a cascade neural network; and determining a target area corresponding to a target included in the image based on the plurality of candidate areas, wherein the cascade neural network includes a plurality of neural networks, and at least one neural network among the neural networks includes parallel sub-neural networks.Type: GrantFiled: April 15, 2020Date of Patent: July 5, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Biao Wang, Chao Zhang, Changkyu Choi, Deheng Qian, Jae-Joon Han, Jingtao Xu, Hao Feng
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Publication number: 20220176977Abstract: Vehicle control is provided, including: obtaining vehicle information of a target vehicle and environmental information of a reference environment in which the target vehicle is located; obtaining a target matrix based on the vehicle information and the environmental information; splitting the target matrix to obtain a plurality of sub-matrices; and obtaining target driving control information of the target vehicle based on matrix elements in the sub-matrices and driving control information of a surrounding vehicle of the target vehicle.Type: ApplicationFiled: February 22, 2022Publication date: June 9, 2022Inventors: Shuguang DING, Xiaoyang GUO, Dongchun REN, Sheng FU, Deheng QIAN
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Publication number: 20220051058Abstract: This application provides a method and apparatus for unmanned driving behavior decision-making and model training, and an electronic device. The method includes: acquiring sample data, wherein the sample data includes a sample image; extracting a sample feature vector corresponding to the sample data, wherein a feature vector of the sample image is extracted by manifold dimension reduction; and based on the sample feature vector, training by semi-supervised learning to obtain a target decision-making model, wherein the target decision-making model is used for decision-making classification.Type: ApplicationFiled: September 4, 2019Publication date: February 17, 2022Inventors: Shuguang DING, Qin HAN, Dongchun REN, Sheng FU, Deheng QIAN
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Publication number: 20210390667Abstract: Embodiments of the present disclosure provide a model generation method, including: constructing a training sample set including a sample image, where feature information of the sample image is line information and optical flow information; and learning the training sample set to generate a recognition model that uses line information and optical flow information of an image as input.Type: ApplicationFiled: September 27, 2019Publication date: December 16, 2021Inventors: Deheng QIAN, Dongchun REN, Shuguang DING, Sheng FU
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Patent number: 10991120Abstract: A processor-implemented method includes acquiring, by a processor, a first undirected graph and a second undirected graph, generating, by the processor, a first lattice for the first undirected graph and a second lattice for the second undirected graph; matching, by the processor, the first lattice and the second lattice based on a first global structure of the first lattice and a second global structure of the second lattice, the first global structure corresponding to nodes of the first undirected graph and the second global structure corresponding to nodes of the second undirected graph, and processing the first undirected graph and the second undirected graph based on a result of the matching of the first lattice and the second lattice.Type: GrantFiled: November 14, 2018Date of Patent: April 27, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Hui Zhang, ByungIn Yoo, Deheng Qian
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Patent number: 10963676Abstract: An image processing apparatus, includes an image classifier configured to determine whether an input image is a low-quality image or a high-quality image; and an image evaluator configured to determine a first predetermined number of clearest images from a plurality of low-quality images determined by the image classifier.Type: GrantFiled: December 14, 2017Date of Patent: March 30, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Biao Wang, Bing Yu, Chang Kyu Choi, Deheng Qian, Jae-Joon Han, Jingtao Xu, Yaozu An
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Publication number: 20210089760Abstract: A processor implemented method of processing a facial expression image, the method includes controlling a camera to capture a first facial expression image and a second facial expression image, acquiring a first expression feature of the first facial expression image, acquiring a second expression feature of the second facial expression image, generating a new expression feature dependent on differences between the acquired first expression feature and the acquired second expression feature, and adjusting a target facial expression image based on the new expression feature.Type: ApplicationFiled: December 2, 2020Publication date: March 25, 2021Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Tianchu GUO, Youngsung KIM, Hui ZHANG, Byungin YOO, Chang Kyu CHOI, Jae-Joon HAN, Jingtao XU, Deheng QIAN
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Publication number: 20210035264Abstract: The present invention provides a method and device for adjusting resolution of a Head-Mounted Display (HMD) apparatus. Wherein, the method comprises the steps of: determining saliency information of display contents in multimedia information; adjusting, according to the saliency information, resolution corresponding to each display content in the multimedia information; and, displaying the resolution-adjusted multimedia information. In the present invention, by determining saliency information of display contents in multimedia information, the resolution corresponding to the display contents is adjusted, which enable the resolution of the display contents to be matched with the saliency of the display contents, and accordingly, the resolution-adjusted multimedia information is displayed without the need of displaying the complete multimedia information in a higher resolution and a higher frame rate.Type: ApplicationFiled: October 26, 2018Publication date: February 4, 2021Inventors: Weiming LI, Guangwei WANG, Mingcai ZHO, Tao HONG, Deheng QIAN, Haitao WANG
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Patent number: 10860841Abstract: A processor implemented method of processing a facial expression image, the method includes acquiring an expression feature of each of at least two reference facial expression images; generating a new expression feature based on an interpolation value of the expression feature; and adjusting a target facial expression image based on the new expression feature and creating a new facial expression image.Type: GrantFiled: December 11, 2017Date of Patent: December 8, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Tianchu Guo, Youngsung Kim, Hui Zhang, Byungin Yoo, Chang Kyu Choi, Jae-Joon Han, Jingtao Xu, Deheng Qian
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Publication number: 20200242424Abstract: A method of detecting a target includes generating an image pyramid based on an image on which a detection is to be performed; classifying candidate areas in the image pyramid using a cascade neural network; and determining a target area corresponding to a target included in the image based on the plurality of candidate areas, wherein the cascade neural network includes a plurality of neural networks, and at least one neural network among the neural networks includes parallel sub-neural networks.Type: ApplicationFiled: April 15, 2020Publication date: July 30, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Biao WANG, Chao ZHANG, Changkyu CHOI, Deheng QIAN, Jae-Joon HAN, Jingtao XU, Hao FENG
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Patent number: 10726244Abstract: A method of detecting a target includes determining a quality type of a target image captured using a camera, determining a convolutional neural network of a quality type corresponding to the quality type of the target image in a database comprising convolutional neural networks, determining a detection value of the target image based on the convolutional neural network of the corresponding quality type, and determining whether a target in the target image is a true target based on the detection value of the target image.Type: GrantFiled: December 6, 2017Date of Patent: July 28, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Jingtao Xu, Biao Wang, Yaozu An, ByungIn Yoo, Changkyu Choi, Deheng Qian, Jae-Joon Han
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Patent number: 10657424Abstract: A method of detecting a target includes generating an image pyramid based on an image on which a detection is to be performed; classifying candidate areas in the image pyramid using a cascade neural network; and determining a target area corresponding to a target included in the image based on the plurality of candidate areas, wherein the cascade neural network includes a plurality of neural networks, and at least one neural network among the neural networks includes parallel sub-neural networks.Type: GrantFiled: November 29, 2017Date of Patent: May 19, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Biao Wang, Chao Zhang, Changkyu Choi, Deheng Qian, Jae-Joon Han, Jingtao Xu, Hao Feng
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Patent number: 10636164Abstract: The disclosure provides an object detection method and apparatus based on a Dynamic Vision Sensor (DVS). The method includes the following operations of: acquiring a plurality of image frames by a DVS; and, detecting the image frames by a recurrent coherent network to acquire a candidate box for objects to be detected, wherein the recurrent coherent network comprising a frame detection network model and a candidate graph model. By using a new recurrent coherent detection network, a bounding box for an object to be detected is fast detected from the data acquired by a DVS. The detection speed is improved greatly while ensuring the detection accuracy.Type: GrantFiled: November 15, 2017Date of Patent: April 28, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jia Li, Qiang Wang, Feng Shi, Deheng Qian, Dongqing Zou, Hyunsurk Eric Ryu, JinMan Park, Jingtao Xu, Keun Joo Park, Weiheng Liu