公开(公告)号：US11243921B2

公开(公告)日：2022-02-08

申请号：US16087008

申请日：2017-01-06

申请人： Beijing Jingdong Shangke Information Technology Co., Ltd. ,  Beijing Jingdong Century Trading Co., Ltd.

发明人： Gang He

IPC分类号： G06F7/00 ,  G06F16/00 ,  G06F16/21 ,  G06F16/25

摘要： A database expansion system, equipment, and a method of expanding a database. The method includes: receiving modification information instructing to modify a mapping relationship between a virtual database and a database; reconfiguring according to the modification information the mapping relationship; receiving a database access request and analyzing the database access request to obtain information about a target virtual database; acquiring, according to the reconfigured mapping relationship, target database related information corresponding to the target virtual database; transmitting to a target database the database access request; and acquiring from the target database data corresponding to the database access request. The database expansion system, the equipment, and the method of expanding the database implement flexible capacity expansion of a database by mapping a virtual database to an expanded database, reducing an expansion cost, and maximally utilizing resources of a database server.

公开(公告)号：US11225260B2

公开(公告)日：2022-01-18

申请号：US16491101

申请日：2017-12-27

申请人： BEIJING JINGDONG SHANGKE INFORMATION TECHNOLOGY CO., LTD. ,  BEIJING JINGDONG CENTURY TRADING CO., LTD.

发明人： Qiang Zhang

IPC分类号： B60W50/00 ,  B60W30/18 ,  G05D1/00 ,  G05D1/02

摘要： The present disclosure discloses a control method and device for automated guided vehicle, and automated guided vehicle. By utilizing the coupling relation between the turntable and the chassis, a disturbance to the chassis electromechanical control subsystem is compensated by using a feedback signal in the turntable electromechanical control subsystem, or a disturbance to the turntable electromechanical control subsystem is compensated by using a feedback signal in the chassis electromechanical control subsystem, so that high-precision movement control of the turntable and the chassis is realized.

公开(公告)号：US11210555B2

公开(公告)日：2021-12-28

申请号：US16494632

申请日：2017-12-28

申请人： BEIJING JINGDONG SHANGKE INFORMATION TECHNOLOGY CO., LTD. ,  BEIJING JINGDONG CENTURY TRADING CO., LTD.

发明人： Shan An ,  Yu Chen

IPC分类号： G06K9/62 ,  G06F16/583 ,  G06F16/51

摘要： A high-dimensional image feature matching method and device relating to the field of image retrieval. The method includes extracting a high-dimensional image feature of an image to be retrieved; dividing the high-dimensional image feature of the image to be retrieved into a plurality of low-dimensional image features; comparing each of the low-dimensional image features of the image to be retrieved with clustering centers at each layer of the low-dimensional image features of the images in a database; and determining a similarity the low-dimensional image feature between the image to be retrieved and each of some images in the database according to a comparison result, so that at least one feature matching the high-dimensional image feature of the image to be retrieved is retrieved in the database.

公开(公告)号：US11138250B2

公开(公告)日：2021-10-05

申请号：US16089579

申请日：2017-01-23

申请人： BEIJING JINGDONG SHANGKE INFORMATION TECHNOLOGY CO., LTD. ,  BEIJING JINGDONG CENTURY TRADING CO., LTD.

发明人： Weiguo Gao ,  Haiyong Chen

IPC分类号： G06F16/00 ,  G06F16/35 ,  G06N20/20 ,  G06F16/33

摘要： A method and a device for extracting a core word of a commodity short text, is provided. The method of extracting a core word of a commodity short text includes: obtaining commodity short texts in a data set; performing word segmenting on each commodity short text; obtaining a document vector of the commodity short text according to context information of word segments of the commodity short text; clustering the commodity short texts in the data set according to document vectors; determining a cluster level weight of each word segment of the commodity short text in a category to which the commodity short text belongs; and determining a core word of the commodity short text according to the cluster level weight of each word segment.

公开(公告)号：US20210233013A1

公开(公告)日：2021-07-29

申请号：US17051607

申请日：2019-05-15

申请人： BEIJING JINGDONG SHANGKE INFORMATION TECHNOLOGY CO, LTD. ,  BEIJING JINGDONG CENTURY TRADING CO.,LTD.

发明人： Zhikang LIANG ,  Xiaofei QI

IPC分类号： G06Q10/08 ,  G05D1/02 ,  B65G1/137

摘要： The disclosure provides an articles picking method, a control system and an articles picking system, and relates to the technical field of intelligent warehousing. The articles picking method of the present disclosure includes: receiving an order of a single articles picking point of an AGV arriving at an articles picking point, the order of the single articles picking point comprising information of articles belonging to a same articles picking point in one or more orders associated with the AGV; recommending the order of the single articles picking point to articles pickers of no less than a predetermined number; setting the order of the single articles picking point to be an assigned state to avoid the order of the single articles picking point being picked repeatedly in the event that there is an articles picker taking the order of the single articles picking point.

公开(公告)号：US20210216862A1

公开(公告)日：2021-07-15

申请号：US16744157

申请日：2020-01-15

申请人： Beijing Jingdong Shangke Information Technology Co., Ltd. ,  JD.com American Technologies Corporation

发明人： Shizhu Liu ,  Yang Tao ,  Shanglin Yang ,  Li Chen ,  Hui Zhou

IPC分类号： G06N3/08 ,  G06N3/04 ,  G06K9/62

摘要： A system and a method for multimedia data analysis. The system includes a computing device. The computer device includes a processor and a storage device storing computer executable code. The computer executable code, when executed at the processor, is configured to: encode task description and task meta info into concatenated task vectors; encode context text and context meta info into concatenated context text vectors; encode context image and the context meta info into concatenated context image vectors; perform dual coattention on the concatenated task vectors and the concatenated context text and image vectors to obtain attended task vectors and attended context vectors; perform BiLSTM on the attended task vectors and the attended context vectors to obtain task encoding and context encoding; and decode the task encoding and the context encoding to obtain an answer to the task.

公开(公告)号：US20210200971A1

公开(公告)日：2021-07-01

申请号：US16754244

申请日：2018-09-30

申请人： Beijing Jingdong Shangke Information Technology Co., Ltd. ,  Beijing Jingdong Century Trading Co., Ltd.

发明人： Guangfu Che ,  Shan An ,  Xiaozhen Ma ,  Yu Chen

IPC分类号： G06K7/14 ,  G06T5/40 ,  G06T5/00

摘要： Disclosed are an image processing method and apparatus. The method may include: inputting a target image into a pre-trained image detection model to obtain a feature value of a rectangular box in which each graphic of at least one graphic presented by the target image is located, and a probability value of each graphic being a specified graphic code; in response to determining at least two rectangular boxes having regions partially overlapped in the rectangular box involved in the at least one graphic, determining a ratio of an area of partially overlapped regions enclosed by the at least two rectangular boxes to the sum of the areas of the regions enclosed by the at least two rectangular boxes; based on the comparison between the ratio and a preset ratio threshold value, determining a target rectangular box from the at least two rectangular boxes; and generating a processed target image.

公开(公告)号：US11038975B2

公开(公告)日：2021-06-15

申请号：US16321379

申请日：2017-07-14

申请人： Beijing Jingdong Shangke Information Technology Co., Ltd. ,  Beijing Jingdong Century Trading Co., Ltd.

发明人： Jie Chen

IPC分类号： H04L29/08 ,  G06F16/9535 ,  G06F16/00

摘要： An information pushing method and device. One particular embodiment of the method includes: acquiring a push instruction; acquiring information about at least one candidate push user with the category of push information the same as the category of to-be-pushed information; according to the push instruction and the information about at least one candidate push user, selecting at least one to-be-pushed user; and pushing the to-be-pushed information to the at least one to-be-pushed user. The method realizes that the push information is sent to the same user only once within a certain time length, thus preventing too much interference to a user.

公开(公告)号：US20210174592A1

公开(公告)日：2021-06-10

申请号：US16771120

申请日：2018-11-06

申请人： BEIJING JINGDONG SHANGKE INFORMATION TECHNOLOGY CO., LTD. ,  BEIJING JINGDONG CENTURY TRADING CO., LTD.

发明人： Weihua ZHANG ,  Jiangxu WU ,  Fan LI ,  Ganglin PENG ,  Hongguang ZHANG ,  Leifeng KONG

IPC分类号： G06T19/00 ,  G06K9/00 ,  G06K9/62 ,  G06T7/70

摘要： The invention discloses an augmented reality method and device, and relates to the field of computer technology. A specific implementation of the method includes: acquiring video information of a target, and acquiring real image information and real sound information of the target from the same; using the real image information to determine at least one image-based target state data, and using the real sound information to determine at least one sound-based target state data; fusing the image-based and sound-based target state data of the same type to obtain a target portrait data; and acquiring virtual information corresponding to the target portrait data, and superimposing the virtual information on the video information. This implementation can identify the current state of the target based on the image information and sound information of the target, and fuse the two identification results to obtain an accurate target portrait. Based on the target portrait, virtual information display matching the user status can be displayed, thereby improving augmented reality and user experience.

公开(公告)号：US20210161292A1

公开(公告)日：2021-06-03

申请号：US16772918

申请日：2018-09-27

申请人： BEIJING JINGDONG SHANGKE INFORMATION TECHNOLOGY CO., LTD. ,  BEIJING JINGDONG CENTURY TRADING CO., LTD.

发明人： Wei CHEN ,  Jun XIAO ,  Jinhua CAI ,  Yanguang LIU ,  Chen FAN

IPC分类号： A47B57/06 ,  B65G1/04 ,  B65G1/137

摘要： The present disclosure relates to an automatically adjustable smart shelf, a cargo storing method, and an unmanned logistics system. The automatically adjustable smart shelf includes a shelf outer frame and a control unit. A first movable shelf layer and a second movable shelf layer provided on the shelf outer frame and respectively movable along a first direction and a second direction intersecting with each other. A control unit can control the first movable shelf layer and the second movable shelf layer to move along the first direction and the second direction respectively, so as to form various sizes of storage space for storing various cargos accordingly.