Chinese Academy of Sciences

Beihang University

Beijing Zitiao Network Technology Co., Ltd.

Xiaotian Wang

Bin Zhou

Qingyun Di

Qiang Fu

Qinping Zhao

Xiaowu Chen

Changmin Fu

Sijia Wen

Miaoyue Wang

Bo Gao

Xin Li

Cong Peng

Kai Hou

Zeyu Li

Jingtong Jian

Ruo Wang

Zhiguo An

Jixin Zhang

Chuanping Wang

Huang Qi

Da Lei

Jieyu Tan

Xiaolei Tu

Meigen Zhang

Rongrong Zhu

Tengtai Cui

Jiafeng Gu

Embodiments of the disclosure provides a method, an apparatus and a device for displaying a feed flow. The method includes: presenting a feed flow interface; displaying a video content corresponding to a first feed flow element in the feed flow in the feed flow interface, a type of the first feed flow element being a video type; in response to detecting a predetermined swipe operation input by a user in the feed flow interface, determining a second feed flow element to be displayed in the feed flow; in response to a type of the second feed flow element being an interactive type, loading an interactive material of an interactive content recommended by the second feed flow element into the Web View container; displaying an interaction process of the interactive content in the feed flow interface, the interaction process presenting a process of the interactive material changing with an interaction operation.

Method, apparatus, device, storage medium and program for displaying a feed flow

An electromagnetic wave field data processing method is provided and includes determining loss-free electromagnetic wave field data corresponding to electromagnetic wave field data according to the electromagnetic wave field data; performing first amplitude compensation on the electromagnetic wave field data and the loss-free electromagnetic wave field data; extracting waveform information; determining a first sequence corresponding to the electromagnetic wave field data and a second sequence corresponding to the loss-free electromagnetic wave field data which meet a preset condition respectively from the waveform information, determining time sequences corresponding to the first sequence and the second sequence; and determining an attenuation coefficient of the electromagnetic wave field data according to a first preset mode and performing second amplitude compensation on the electromagnetic wave field data according to the attenuation coefficient.

Electromagnetic wave field data processing method and apparatus, and medium

A drilling calibration method, apparatus, device and medium based on image recognition includes lifting a top drive to a position of a derrick, and receiving and recognizing a target image acquired by an image acquisition apparatus of an operating terminal; calculating a quantity of pixels from the top drive to a rotary table surface in the target image by a data processing unit of the operating terminal; and receiving a height of the top drive measured by a diastimeter by the operating terminal. The height of the top drive is a height from the top drive to the rotary table surface. A pixel relationship table may be established between the quantity of the pixels from the top drive to the rotary table surface and the height of the top drive by a calibration unit of the operating terminal to finish drilling calibration. The pixel relationship table may be determined between the quantity of the pixels from the top drive to the rotary table surface and the height of the top drive by an image recognition technique to finish calibration of drilling, so that influence of a drilling environment to drilling calibration may be reduced greatly.

Drilling calibration method, apparatus, device and medium based on image recognition

Disclosed are a method and apparatus for adaptively constructing a three-dimensional indoor scenario, the method including: establishing an object association map corresponding to different scenario categories according to an annotated indoor layout; selecting a corresponding target indoor object according to room information inputted by a user and the object association map; generating a target indoor layout according to preset room parameters inputted by the user and the annotated indoor layout; and constructing a three-dimensional indoor scenario according to the target indoor object and the target indoor layout. The disclosed method and apparatus help improving the efficiency in constructing the three-dimensional scenario.

Method and apparatus for adaptively constructing three-dimensional indoor scenario

An electromagnetic exploration method using a full-coverage anti-interference artificial source, comprising the steps of: (1) determining the scope and location of the measuring area; (2) field-exploring to determine the location of the transmitting source and the angle of the transmitting antenna; (3) calculating the maximum polarization direction angle of the electric field generated by the antenna at each measuring point; (4) arranging electric field sensors according to the polarization directions; (5) calculating the apparent resistivity of each measuring point. The method of the present disclosure obtains the earth resistivity using the reliable data with high signal-to-noise ratio. The field construction is flexible and convenient, the construction efficiency is high and the cost is low. The present disclosure provides a new development direction for the electromagnetic exploration.

Electromagnetic exploration method using full-coverage anti-interference artificial source

The disclosed provides a posture-guided cross-category method and device for combination modeling of cross-category 3D models, the method including: receiving a first posture model inputted by a user; calculating similarities between q first regions of the first posture model and q second regions of each of second posture models in a preset model database, respectively; where the model database includes a plurality of models partitioned into model components, and second posture models corresponding to the models; where the q first regions correspond to the q second regions one on one, where q is an integer greater than or equal to 2; selecting a corresponding plurality of model components of the q second regions of the second posture model according to the similarities; and combining the selected plurality of model components to generate a 3D model. The embodiment of the present application can combine cross-category models with large structural differences.

Posture-guided method and device for combination modeling of cross-category three-dimensional models

Provided is a method for automatic constructing a three-dimensional indoor scenario with behavior-constrained, including: determining a room, parameter of the room and a first behavioral semantics according to entered information; obtaining a corresponding first object category according to the first behavioral semantics; determining a corresponding first reference layout and a three-dimensional model of objects in the room according to the first object category and the parameter of the room; and directing and generating a three-dimensional indoor scenario in the room according to the first reference layout and the three-dimensional model.

Method for automatic constructing three-dimensional indoor scenario with behavior-constrained

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Beijing, China

Xiaotian Wang