Abstract: The present specification provides identity verification and account information updating methods and apparatuses. One method comprises: in response to receiving a request for updating an account, obtaining personal information and information of a network environment associated with an operator of the account; performing risk identification of the personal information to obtain a first risk identification result; performing risk identification of the information of the network environment to obtain a second risk identification result, wherein the second risk identification result identifies security risks associated with the network environment the operator operates in; selecting an identity verification method based on the first risk identification result and the second risk identification result; and performing identity verification of the operator based on the identity verification method.

Abstract: A substrate, and the substrate includes a base and a touch structure layer are provided. The substrate includes a base and a touch structure layer, the touch structure layer is disposed on the base and includes a first electrode layer, a color filter layer and a second electrode layer laminated on the base, and the color filter layer is disposed between the first electrode layer and the second electrode layer.

Abstract: The present disclosure provides a display substrate, including a substrate, a first power line on the substrate, a second power line, and a plurality of pixel groups, each of which includes a plurality of pixels arranged in a first direction, the plurality of pixel groups are arranged in a second direction parallel to an extending direction of the first power line, the second direction is different from and intersects with the first direction, each of the plurality of pixels includes a light emitting unit having a first electrode and a second electrode, the first electrode of the light emitting unit is coupled to the first power line through an additional resistor with an additional resistance, and the second electrode of the light emitting unit is coupled to the second power line through an equivalent resistor with an equivalent resistance.

Abstract: A submarine optical positioning beacon system with self-generating capability, which has an array of underwater beacons. When the underwater rover moves to the vicinity of an certain underwater beacon, the underwater beacon's COMS sensor detects the underwater rover's light and then turns on the LED lamp group. The COMS sensor of the underwater rover analyzes the light species of the LED light group and converts it into digital information. The underwater rover analyzes the digital signal to obtain its location. Each underwater beacon has an independent power generation component, which generates power by utilizing ocean current, greatly increasing the working time of the beacon. The LED lamp group gives positional information feedback through the light, which can reduce the system power consumption and increase the system working duration.

Abstract: The present disclosure relates to the technical field of assembled concrete frame structures, and discloses a prestressed assembled concrete frame-joint connecting structure and constructing method thereof. The present disclosure includes a prefabricated concrete column, a prefabricated concrete superposed beam, a composite slab, a post-tensioned prestressing tendon that connects the prefabricated concrete column and the prefabricated concrete superposed beam, a bending-resistant energy consuming steel bar and a shearing-resistant high-strength steel bar.

Abstract: This application discloses a foldable terminal device, including: a foldable flexible panel, a first support component, a second support component, and a connection mechanism, where the flexible panel includes a first display area, a second display area, and a bending area, and the bending area is located between the first display area and the second display area; the connection mechanism connects the first support component and the second support component, the connection mechanism connects the first support component and the second support component, the connection mechanism is scalable.

Abstract: A video production method and apparatus, a storage medium, and a computer device are disclosed. The method includes: receiving a follow-shot instruction in a case that reference video content is played on a video play interface, the follow-shot instruction including a reference video identifier; displaying a first video display region and a second video display region on a terminal screen; playing the reference video content in the first video display region, and recording displayed real-time video content in the second video display region; and generating a target video based on the recorded real-time video content and the reference video content. The first video display region and the second video display region are displayed on the terminal screen, the reference video content is played in the first video display region, and the displayed real-time video content is recorded in the second video display region.

Abstract: Provided is a double-station cleaning system comprising a cleaning machine, wherein workpieces are placed into the feeding frames, the feeding frames are placed into trays, the bracket assembly is pushed to drive the trays to move along the guide rail assembly, the feeding frame in one of the trays is conveyed to a feeding inlet of the cleaning machine, the feeding frame is pushed to move along two rows of nylon wheels and linear guide rails inside the cleaning machine, and the feeding frame and the workpieces in the feeding frame are pushed into the cleaning machine so as to be cleaned. The double stations work alternately, so that the work time is saved, and the work efficiency is increased.

Abstract: The present disclosure provides a circuit board, an electrical component and a display apparatus. The circuit board includes a wiring pad which is divided into a plurality of sub-pads by bubble discharge paths, the bubble discharge paths intersect at a first point which is a geometric center of the wiring pad. By configuring bubble discharge paths with a shape of a straight line and as being intersected at the geometric center point of the wiring pad, the circuit board can discharge gas bubbles, generated when the wiring pad is soldered to a wiring terminal of other circuit board, from the geometric center point of the wiring pad to the edge thereof via the bubble discharge paths. Thus gas bubbles can be eliminated or reduced between the wiring pad and the wiring terminal when soldering, connection between the wiring pad and the wiring terminal can be more secure.

Abstract: A linear titanium-oxide polymer, a nano-TiO2 coating structure, a glass fiber mat-nano-TiO2 photocatalytic coating structure and methods for preparing the same are disclosed. The linear titanium-oxide polymer has the following structural formula: The prepared materials can be used for photocatalysis, deodorizing filters, antibacterial filters, indoor air purifying filters, transport vehicle purifying filters, and household appliance purifiers and so on.

Abstract: The present invention provides a method of dense 3D scene reconstruction based on monocular camera and belongs to the technical field of image processing and computer vision, which builds the reconstruction strategy with fusion of traditional geometry-based depth computation and convolutional neural network (CNN) based depth prediction, and formulates depth reconstruction model solved by efficient algorithm to obtain high-quality dense depth map. The system is easy to construct because of its low requirement for hardware resources and achieves dense reconstruction only depending on ubiquitous monocular cameras.

Abstract: A display device and a method for manufacturing the display device are disclosed. An edge region of the display panel of the display device includes a first region in which an exposed connection line pattern is provided and a second region in which no connection line pattern is provided, and an electrostatic layer is attached to the edge region; wherein the electrostatic shielding layer comprises an insulating material region and a conductive material region, the insulating material region contacting the first region and the conductive material region contacting the second region.

Abstract: The present invention provides a method for estimating high-quality depth map based on depth prediction and enhancement sub-networks, belonging to the technical field of image processing and computer vision. This method constructs depth prediction subnetwork to predict depth information from color image and uses depth enhancement subnetwork to obtain high-quality depth map by recovering the low-resolution depth map. It is easy to construct the system, and can obtain the high-quality depth map from the corresponding color image directly by the well-trained end to end network. The algorithm is easy to be implemented. It uses high-frequency component of color image to help to recover the lost depth boundaries information caused by down-sampling operators in depth prediction sub-network, and finally obtains high-quality and high-resolution depth maps. It uses spatial pyramid pooling structure to increase the accuracy of depth map prediction for multi-scale objects in the scene.

Abstract: Provided is a method based on deep neural network to extract appearance and geometry features for pulmonary textures classification, which belongs to the technical fields of medical image processing and computer vision. Taking 217 pulmonary computed tomography images as original data, several groups of datasets are generated through a preprocessing procedure. Each group includes a CT image patch, a corresponding image patch containing geometry information and a ground-truth label. A dual-branch residual network is constructed, including two branches separately takes CT image patches and corresponding image patches containing geometry information as input. Appearance and geometry information of pulmonary textures are learnt by the dual-branch residual network, and then they are fused to achieve high accuracy for pulmonary texture classification. Besides, the proposed network architecture is clear, easy to be constructed and implemented.

Abstract: Embodiments of this application provide a text recommendation method performed at an electronic device. The method includes: extracting feature content of from the a target text; processing the feature content by using at least two text analysis models to obtain at least two semantic vectors; integrating the at least two semantic vectors into an integrated semantic vector of the target text; selecting, according to the integrated semantic vector and an integrated semantic vector of at least one to-be-recommended text, a recommended text corresponding to the target text from the at least one to-be-recommended text. Because the integrated semantic vector of the target text is obtained based on the at least two text analysis models, the integrated semantic vector has a stronger representing capability. When text recommendation is subsequently performed, an association degree between the recommended text and the target text can be increased, thereby improving recommendation accuracy.

Abstract: The present invention provides a samarium-cobalt magnet and a method for preparing the same. The method comprises mixing an alloy powder with a zirconium powder in an amount of 0.1-0.35 wt % of the weight of the alloy powder to form a mixture. The alloy powder is formed from 10.5-13.5 wt % of samarium, 12.5-15.5 wt % gadolinium, 50-55 wt % of cobalt, 13-17 wt % of iron, 4-10 wt % of copper, and 2-7 wt % of zirconium. The method brings about at low costs a samarium-cobalt magnet having a positive temperature coefficient of remanence.

Abstract: A submarine optical positioning beacon system with self-generating capability, which has an array of underwater beacons. When the underwater rover moves to the vicinity of an certain underwater beacon, the underwater beacon's COMS sensor detects the underwater rover's light and then turns on the LED lamp group. The COMS sensor of the underwater rover analyzes the light species of the LED light group and converts it into digital information. The underwater rover analyzes the digital signal to obtain its location. Each underwater beacon has an independent power generation component, which generates power by utilizing ocean current, greatly increasing the working time of the beacon. The LED lamp group gives positional information feedback through the light, which can reduce the system power consumption and increase the system working duration.

Abstract: The present disclosure relates to the technical field of assembled concrete frame structures, and discloses a prestressed assembled concrete frame-joint connecting structure and constructing method thereof. The present disclosure includes a prefabricated concrete column, a prefabricated concrete superposed beam, a composite slab, a post-tensioned prestressing tendon that connects the prefabricated concrete column and the prefabricated concrete superposed beam, a bending-resistant energy consuming steel bar and a shearing-resistant high-strength steel bar.

Abstract: The present invention relates to a crystal of cephalosporin intermediate 7?-methoxy cephalothin (I) and a method for preparing same. The crystal of 7?-methoxy cephalothin (I) undergoes Cu-Ka radiation and X-ray powder diffraction expressed in terms of angle 2?; the crystal of 7?-methoxy cephalothin (I) has characteristic absorption peaks at positions of 7.34°±0.20°, 12.71°±0.20°, 14.25°±0.20°, 14.68°±0.20°, 16.52°±0.20°, 17.99°±0.20°, 19.98°±0.20°, and 22.69°±0.20°. The crystal of 7?-methoxy cephalothin provided by the present invention is easy to prepare. Related test data shows that the crystal of 7?-methoxy cephalothin has high purity, low impurity content, and good stability. The preparation cost is low, the preparation method is simple to operate, conditions are mild and easy to control, and crystals of 7?-methoxy cephalothin can be obtained stably. The invention is applicable to industrial production.