Abstract: The present disclosure provides a method for identifying foreign object for an intraoral scanner. The method includes obtaining an intraoral scanned image of a target user by scanning an oral cavity of the target user using an intraoral scanner. A target identification parameter for identifying a scanning head window on the intraoral scanner is determined based on the intraoral scanned image. A lens of the scanning head window is obstructed by a foreign object determined by performing a foreign object identification analysis based on the target identification parameter.

Abstract: A metadata management service receives operational data generated by operations of a computer system is received. The operational data is analyzed to identify data structures within the operational data. A schema definition that represents the operational data in a standardized format is generated based on the data structures. The schema definition is integrated into the metadata management service.

Abstract: A three-dimensional scanning method, apparatus and system, and a device and a medium are provided. The system includes: a three-dimensional scanning apparatus, a service end, and a plurality of display terminals. The service end is separately connected to the three-dimensional scanning apparatus and each of the display terminals. Each of the display terminals is arranged at a target position. Anyone of the display terminals is configured to send a three-dimensional scanning request to the service end. The service end is configured to send a three-dimensional scanning instruction to the three-dimensional scanning apparatus based on the three-dimensional scanning request. The three-dimensional scanning apparatus is configured to perform scanning based on the three-dimensional scanning instruction to obtain three-dimensional scanning data. and send the three-dimensional scanning data to the service end.

Abstract: A non-small cell lung cancer target ARID1A and an inhibitor thereof can be used in the preparation of a drug for treating lung cancer. A glycolysis inhibitor is used for preparing a composition or a preparation. The composition or the preparation is used for: (a) preventing and/or treating lung cancer, wherein the lung cancer is an ARID1A-negative lung cancer, and/or (b) inhibiting lung cancer cells, wherein the lung cancer cells are ARID1A-negative lung cancer cells.

Abstract: Embodiments of the present disclosure relate to a method and apparatus for processing scanning data, an electronic device, and a medium. The method includes: obtaining a plurality of scanned images including auxiliary feature points; and processing the plurality of scanned images to obtain three-dimensional coordinate points of the auxiliary feature points, and generating target scanning data based on the three-dimensional coordinate points of the auxiliary feature points and point cloud data.

Abstract: A method and apparatus for matching gingival data, and a device are provided. The method includes: acquiring first data of an oral cavity in a first state, the first data including three-dimensional data of a gingiva; acquiring second data of the oral cavity in a second state, the second data including three-dimensional data of a mark point of the scanning rod mounted on a implant and scanning data corresponding to a scanning area, the scanning data including data of a gingiva and the mark point of the scanning rod in the scanning area; and performing a splicing operation on the three-dimensional data of the gingiva and the three-dimensional data of the mark point according to the scanning data of the scanning area to acquire matched data of the gingiva and the scanning rod.

Abstract: A polyacrylamide-based aerogel may be an efficient solar vapor generation device. Internal pores of the polyacrylamide-based aerogel may provide capillary forces while elongated surface channels provide a transport force in response to the polyacrylamide-based aerogel contacting liquid. The polyacrylamide-based aerogel may be formed from a photocurable resin doped with reduced graphene oxide particles. The photocurable resin may be printed in layers in a micro continuous liquid interface projection process to form a polyacrylamide-based hydrogel. The polyacrylamide-based hydrogel may be immersed in water to form a swollen hydrogel structure. The swollen hydrogel structure may be frozen. The frozen hydrogel structure may be dried to form a polyacrylamide-based aerogel structure.

Abstract: Provided are a method and an apparatus for three-dimensional reconstruction. The method includes: acquiring a first image and a second image, wherein the first image and the second image are obtained by respectively collecting a target image by a pre-calibrated binocular camera; respectively determining positions of feature points in the first image and the second image, and respectively determining a plurality of first adjacent domains corresponding to the feature points in the first image and a plurality of second adjacent domains corresponding to the feature points in the second image; matching the feature points in the first image with the feature points in the second image one to one according to matching degree between the first adjacent domains and the 10 second adjacent domains; and performing three-dimensional reconstruction of an object to be measured according to matched feature points in the first image and the second image.

Abstract: The present disclosure relates to a data processing method, an electronic device, and a storage medium. The method includes: acquiring a plurality of closing motion trajectories of a mandible of a user; acquiring a plurality of intersection points between each of a plurality of preset planes and the plurality of closing motion trajectories; determining the highest density point from the plurality of intersection points for each preset plane; and obtaining a muscular closure path by connecting the multiple highest density points corresponding to the plurality of the preset planes.

Abstract: The present disclosure provides a scanning method and system of a scanning rod, and a storage medium. The method includes: scanning a scanned scene in a first scanning rod assembling status to obtain first scanning data; scanning the scanned scene in a second scanning rod assembling status to obtain second scanning data; and obtaining position information of assembly sites in the scanned scene based on the first scanning data and the second scanning data. By using a batch scanning manner in the present disclosure, the scanning rods are installed at a third assembly site and a first assembly site for scanning to obtain the first scanning data; the scanning rods are installed at the third assembly site and a second assembly site for scanning to obtain the second scanning data.

Abstract: An aerial vehicle includes a housing having an accommodation space. The aerial vehicle is configured to access a first communication network through a first communication apparatus, and/or access a second communication network different from the first communication network through a second communication apparatus. An aerial vehicle system includes the aerial vehicle and the first communication apparatus.

Abstract: A synovium on a chip device having: a cartridge housing, a central chamber embedded in the cartridge housing, at least one aperture fluidly connected to the central chamber, and a plurality of evenly spaced micropillars arranged in a substantially circular shape within the central chamber such that the central chamber is partitioned into at least a first inner region and a first outer region, wherein the first inner region includes endothelial cells configured to mimic a vascular network and the first outer region includes fibroblast-like synoviocytes (FLS) configured to mimic a synovium.

Abstract: Provided is a mask, which includes: a mask body, including a plurality of grooves, wherein the plurality of grooves are distributed at intervals on a first surface of the mask body, and a hollowed-out structure is provided in the groove; and a mask strip disposed on the mask body, wherein a pattern region of the mask strip is within an orthographic projection of the groove on the first surface.

Abstract: A chip packaging apparatus includes a first differential pin pair, a first pin, and a second pin. The first differential pin pair includes a first differential signal pin and a second differential signal pin. In addition, the first pin and the second pin are both located between the first differential signal pin and the second differential signal pin, and the first pin and the second pin are differential signal pins (or both are power pins). The first pin is adjacent to the first differential signal pin and the second differential signal pin. The second pin is adjacent to the first differential signal pin and the second differential signal pin. The first pin and the second pin are respectively located on two sides of a first imaginary straight line connecting the first differential signal pin to the second differential signal pin.

Abstract: A variable geometry turbine device includes: a turbine casing provided with an inlet duct, and defining an exhaust port and a bypass chamber therein; a gear rotating sleeve disposed inside the bypass chamber; a rack actuator; combined nozzle guide vanes including: a fixed nozzle and an elastic nozzle mechanism; and a turbine. A first annular chamber and a second annular chamber are defined between the exhaust port and the bypass chamber. A first radial channel and a second radial channel are defined under the bypass chamber, and are connected to the first annular chamber and the second annular chamber respectively. A side of the gear rotating sleeve defines a first notch and a second notch configured to be selectively connected to the first radial channel and the second radial channel respectively; and opening and closing of the first radial channel and the second radial channel have a time difference.

Abstract: A method of using an apparatus to deform a J-shaped lead of a packaged semiconductor device, wherein the J-shaped lead comprises a straight extended portion, a straight lead portion and a curved tip portion, wherein the J-shaped lead extends from the packaged semiconductor device by the straight extended portion along a first direction, wherein the straight lead portion is connected between the straight extended portion and the curved tip portion, and wherein the curved tip portion is curved toward a direction perpendicular to the first direction, the method comprising: moving a force component of the apparatus along a second direction; and converting the movement of the force component along the second direction into a movement of a pusher component of the apparatus along a third direction by means of a transfer mechanism. An apparatus for deforming a J-shaped lead of a packaged semiconductor device is also presented.