Tencent Technology (shenzhen) Company Limited

Huawei Technologies Co., Limited

Hon Hai Precision Industry Co., Ltd.

Hong-fu Jin Precision Industry (shenzhen) Co., Ltd.

Jrd Communication Inc.

Cardiny Stone (shenzhen) Co., Ltd.

Shenzhen Xike Technology Co., Ltd.

Tencent Technology Company Limited

Yu Zheng

Zhengyou Zhang

Xinyang Jiang

Wanchao Chi

Yonggen Ling

Shenghao Zhang

Xiong Li

Wei Chen

Italo Busi

Haomian Zheng

Ke Chen

Xiangyu Chen

Shuai Wang

Kun Xiong

Dongsheng Zhang

Jie Lai

Qinqin Zhou

Jingfan Zhang

Qingcong Lu

Qinfen Tan

Ruoxuan Jiang

Shih-Fang Wong

Feng Li

Qing Zhang

Shan Liu

Wen-Haw Tseng

Zhigang Huang

Yuan Dai

Haitao Wang

Chunhui Chen

Xianlong Luo

Chunqiang Li

Sicheng Yang

Le Chen

Shi Wang

Jiafeng Xu

Guo-Qiang Zhang

Wen Qian

Zhongjin Xu

Hongwei Ma

Liangwei Xu

Renyuan Qin

Lifei Zhang

Bo Di

A scene contour recognition method is provided. In the method, a plurality of scene images of an environment is obtained. Three-dimensional information of a target plane in the plurality of scene images is determined based on depth information for each of the plurality of scene images, The target plane corresponds to a target object in the plurality of scene images. A three-dimensional contour corresponding to the target object is generated by fusing the target plane in each of the plurality of scene images based on the three-dimensional information of the target plane in each of the plurality of scene images. A contour diagram of the target object is generated by projecting the three-dimensional contour onto a two-dimensional plane.

Scene contour recognition in video based on depth information

Embodiments of the present disclosure provide a laser radar driving environmental recognition system based on visual area guidance, including a visual system, a laser radar system, a data processing module and a vehicle action control module. The data processing module includes: a streaming media analysis module; a key target spherical coordinate data processing module; a key target three-dimensional trajectory prediction module, wherein the laser radar system is configured for measuring real distances of the key targets, and outputting real spherical coordinates of key targets to the key target three-dimensional trajectory prediction module, the key target three-dimensional trajectory prediction module being configured for generating real-time trajectory prediction data of key targets, and outputting the real-time trajectory prediction data of key targets to the vehicle action control module. The laser radar driving environmental recognition system can achieve accurate measurement of key targets and prediction of movement trajectories.

Laser radar driving environmental recognition system based on visual area guidance

This application relates to a planar contour recognition method and apparatus, a computer device, and a storage medium. The method includes obtaining a target frame image collected from a target environment; fitting edge points of an object plane in the target frame image and edge points of a corresponding object plane in a previous frame image to obtain a fitting graph, the previous frame image being collected from the target environment before the target frame image; deleting edge points that do not appear on the object plane of the previous frame image, in the fitting graph; and recognizing a contour constructed by remaining edge points in the fitting graph as a planar contour.

Planar contour recognition method and apparatus, computer device, and storage medium

The present disclosure provides an image processing method and apparatus, an electronic device, and a computer-readable storage medium. The method includes: obtaining a first three-dimensional image of a target object in a three-dimensional coordinate system; determining a target plane of the target object in the first three-dimensional image, the target plane comprising target three-dimensional points; projecting the target three-dimensional points to a two-dimensional coordinate system defined on the target plane, to obtain target two-dimensional points; determining a target polygon and a minimum circumscribed target graphic of the target polygon according to the target two-dimensional points; and recognizing the minimum circumscribed target graphic as a first target graphic of the target object in the first target three-dimensional image.

Image processing method and apparatus, electronic device, and computer-readable storage medium for identifying two-dimensional shapes using a depth image

This application relates to a leg assembly and device for a robot. The leg assembly includes: a connection assembly and a sole assembly; the connection assembly is configured to connect the leg assembly and a robot body. The sole assembly includes a sole plate, a first force sensor, a distance sensor, and an attitude sensor. The connection assembly includes a second force sensor and a shank connector. The first force sensor is configured to detect a normal reaction force suffered by the sole plate after being in contact with an obstacle; the second force sensor is configured to detect a resultant force of reaction forces suffered by the sole plate after being in contact with the obstacle.

Leg assembly and device for robot

This disclosure is related to a robot motion control method and apparatus. The method includes: obtaining a center-of-mass reference trajectory used for guiding the robot to execute a target motion; obtaining, based on optimization of an objective function, center-of-mass control information for controlling the robot to follow the center-of-mass reference trajectory to move; generating joint control information according to the center-of-mass control information and a structure matrix of the robot; and controlling the robot to execute the target motion based on the joint control information.

Robot motion control method and apparatus

A method for controlling motion of a legged robot includes: determining, according to state data of the legged robot at a start moment in a preset period, a candidate landing point of each foot in the preset period; determining, according to the state data at the start moment and the candidate landing point of each foot, a first correlation between a centroid position change parameter, a step duty ratio, a candidate landing point, and a foot contact force; determining, under a constraint of a constraint condition set, a target centroid position change parameter, a target step duty ratio, and a target landing point satisfying the first correlation; and controlling, according to the target centroid position change parameter, the target step duty ratio, and the target landing point, motion of the legged robot in the preset period.

Method and apparatus for controlling motion of legged robot, device, and medium

This application relates to the field of robot control, and provides a motion state control method and apparatus, a device, and a readable storage medium. The method includes the following steps: Step: Acquire basic data and motion state data, the basic data being used for representing a structural feature of a wheeled robot, and the motion state data being used for representing a motion feature of the wheeled robot. Step: Determine a state matrix of the wheeled robot based on the basic data and the motion state data, the state matrix being related to an interference parameter of the wheeled robot, the interference parameter corresponding to a balance error of the wheeled robot. Step: Determine, based on the state matrix, a torque for controlling the wheeled robot. Step: Control, by using the torque, the wheeled robot to be in a standstill state.

Motion state control method and apparatus, device, and readable storage medium

A legged robot motion control method includes: acquiring centroid state data of a spatial path start point and a spatial path end point of a motion path; determining a target landing point of afoot of the legged robot in the motion path based on the spatial path start point and the spatial path end point; determining a change relationship between a centroid position change coefficient and a foot contact force based on the centroid state data; selecting, under constraint of a constraint condition set, a target centroid position change coefficient that meets the change relationship; the constraint condition set including a spatial landing point constraint condition; determining a target motion control parameter according to the target centroid position change coefficient and the target landing point of the foot; and controlling, based on the target motion control parameter, the legged robot to perform motion according to the motion path.

Legged robot motion control method, apparatus, and device, and medium

A method includes: obtaining current motion state data of the wheel-legged robot, the current motion state data representing motion features of the wheel-legged robot, inputting the current motion state data into a nonlinear controller to obtain a target joint angular acceleration reference value of a target robot joint of the wheel-legged robot, and inputting the target joint angular acceleration reference value into a whole-body dynamics controller to output a joint torque for controlling the wheel-legged robot to perform a control task.

Method and apparatus for controlling wheel-legged robot, wheel-legged robot, and device

A transmission pipe configuration method, including receiving a device address of a first network domain, a device address of a second network domain from, generating an identifier of a transmission pipe based on the device address of the first network domain and the device address of the second network domain, where the transmission pipe connects a first border transport device and a second border transport device, and sending to the first border transport device, the identifier of the transmission pipe and the device address that is of the second network domain and that corresponds to the transmission pipe. The identifier of the transmission pipe and the device address are used to generate a forwarding table of the first border transport device, the forwarding table indicating a forwarding relationship where service data is forwarded from the first network domain to the second network domain using the transmission pipe.

Transmission pipe configuration method, apparatus, and system

USB flash disk

A vision-based tactile measurement method is provided, performed by a computer device (e.g., a chip) connected to a tactile sensor, the tactile sensor including a sensing face and an image sensing component, and the sensing face being provided with a marking pattern. The method includes: obtaining an image sequence collected by the image sensing component of the sensing face, each image of the image sequence comprising one instance of the marking pattern; calculating a difference feature of the marking patterns in adjacent images of the image sequence; and processing the difference feature of the marking patterns using a feedforward neural network to obtain a tactile measurement result, a quantity of hidden layers in the feedforward neural network being less than a threshold.

Vision-based tactile measurement method and apparatus, chip, and storage medium

This disclosure relates to a spatial calibration method and apparatus of a robot ontology coordinate system based on a visual perception device and a storage medium. The method includes: obtaining first transformation relationships; obtaining second transformation relationships; using a transformation relationship between a visual perception coordinate system and an ontology coordinate system as an unknown variable; and resolving the unknown variable based on an equivalence relationship between a transformation relationship obtained according to the first transformation relationships and the unknown variable and a transformation relationship obtained according to the second transformation relationships and the unknown variable, to obtain the transformation relationship between the visual perception coordinate system and the ontology coordinate system.

Visual perception device based spatial calibration method and apparatus for robot body coordinate system, and storage medium

Embodiments of the present disclosure provide a slip simulation apparatus, a controlled robot, a game handle, a virtual game console, and a control system. The slip simulation apparatus includes a base; at least one motor arranged on the base; a slip simulation controller, configured to: receive slip data, and generate a rotating speed control signal used for controlling the at least one motor; and at least one synchronous wheel, at least one synchronous belt, and at least one limit apparatus associated with the motor, the synchronous wheel being sleeved on the synchronous belt and the limit apparatus, the motor being drivingly connected to the at least one synchronous wheel to drive, according to the rotating speed control signal, the at least one synchronous wheel and the at least one synchronous belt to rotate.

Slip simulation apparatus, controlled robot, and game handle

Growing community of inventors

Shenzhen, China

Yu Zheng