Abstract: The present disclosure discloses a method for quantitative detection of adulteration in Angelica sinensis based on terahertz spectroscopy and data fusion, including: (1): taking Angelica pubescens powder as an adulterant; mixing different concentrations of the Angelica pubescens powder into Angelica sinensis powder to prepare samples with varying adulteration levels; (2): placing each sample into a terahertz system, and measuring each sample to obtain terahertz absorption spectrum and time-domain spectral information for the sample; (3): performing feature extraction on the terahertz absorption spectral information of each sample; (4): Utilizing Gramian Angular Difference Field (GADF) to achieve conversion of terahertz time-domain spectra to images, and extracting image feature information; and (5): adopting a feature-level data fusion strategy to integrate feature information from the terahertz absorption spectra and GADF images, and constructing a quantitative adulteration detection model for Angelica sinen

Abstract: A level monitoring and automatic leveling system for a rail transporter, including: a transporter, two auxiliary rails, brackets, support columns, and a track. The brackets are fixed on the support columns, the track is arranged on the brackets; the two auxiliary rails are arranged on both ends of each bracket; the transporter is configured to run on the track, and a balance of the transporter is configured to be maintained through the two auxiliary rails. During transporting cargo, the transporter is configured to automatically detect a tilt angle. When the tilt angle deviates, the transporter automatically adjusts a horizontal position of a cargo container of the transporter, keeping the cargo container in a horizontal state to achieve automatic leveling. An operating speed of the transporter can be adjusted, enabling the transporter to run at a set speed; an electromagnetic braking device is arranged to achieve braking of the transporter.

Abstract: Methods, systems, and devices for wireless communication are described. A user equipment (UE) may be configured with two subscriber identity modules (SIMs). The UE may select a synchronization beam associated with a random access occasion of a first SIM based on the random access occasion not overlapping in time with a reception opportunity (e.g., a paging occasion) of the second SIM. In some examples, the UE may select the synchronization beam based on an identified signal quality of the synchronization beam (e.g., in comparison to other available synchronization beams that are non-overlapping with the reception opportunity). The UE may perform a random access procedure (e.g., using the first SIM) during the random access occasion associated with the selected synchronization beam and, in some cases, may also monitor (e.g., using the second SIM) resources associated with the paging opportunity.

Abstract: A metal oxide semiconductor field effect transistor (MOSFET) device, and methods for manufacturing and using the same. In some implementations, the MOSFET device includes a plurality of gate structures which are parallel to each other and separated from each other, and a termination structure having a first edge adjacent to the plurality of gate structures and a second edge on a side of the termination structure opposite the first edge. Each of the plurality of gate structures has a curved edge adjacent to the first edge of the termination structure, and the second edge of the termination structure is curved concave to the curved edges of the plurality of gate structures.

Abstract: A wearable physiological measurement apparatus comprises a base, a bridge member, and a first and second support members movably coupled to the base and the bridge member to surround size-variable an opening for accommodating a care giver's finger therein. A measurement device is coupled to the base and with a probe projecting toward the opening for contacting the finger for vital sign measurement and monitoring. Resilient members are coupled between the base, the bridge member and the first and second support members to bias the base, the bridge member and the first and second support members moving toward each other to grip the finger to maintain proper contact of the probe to the finger.

Abstract: Provided is a traffic pattern adaptive modem (modulator-demodulator) gear control method for an electronic device. The traffic pattern adaptive modem (modulator-demodulator) gear control method includes: when a first criteria is met, on-line collecting a period of input data; executing traffic prediction; whether a second criteria is met to apply the traffic prediction is determined; when the second criteria is met, based on the traffic prediction, a modem gear is adaptively adjusted; and when the second criteria is not met, an algorithm is trained or a period is waited for continuing monitoring whether the second criteria is still met.

Abstract: The present disclosure relates to the technical field of electrical device state monitoring, and particularly discloses an open-phase fault monitoring system, in which a relay communication unit is configured with an MCU as a central control processing unit, and an external ADC realizes high-speed A/D conversion for a plurality of signals; a timing function is realized by a GNSS&RTC of the relay communication unit, a data interaction function is realized by a LORA module, and data is sent to a background industrial personal computer based on a designed sampling frequency. The system of the present disclosure has the advantages of small volume, high precision, low cost, easy installation and the like, and realizes real-time monitoring and accurate identification of a line open-phase fault of an auxiliary power supply system in a nuclear power plant.

Abstract: The present disclosure discloses a fast approximate analysis method for mutual coupling-containing pattern of a large-scale ultra-wideband heterogeneous array, comprises: dividing the entire large-scale ultra-wideband heterogeneous array into a plurality of sub-arrays according to a type of element used by a heterogeneous array, ensuring that each sub-array contains elements of the same type; classifying the elements in the sub-arrays; selecting representative elements for representing environmentally similar elements, removing rows and columns that do not have the representative elements, and retaining all key features of the heterogeneous array; performing full-wave simulation on a constructed compact representative array, extracting AEPs of all the representative elements, and storing same; and replacing AEPs of the environmentally similar elements with the AEPs of the representative elements, performing approximate computing to obtain patterns of all the sub-arrays, and superimposing the obtained results

Abstract: A method and an apparatus for detecting a parking space, a device and a computer-readable storage medium are provided. The method includes: acquiring a top-view image of a scene; performing a learning process on the top-view image to obtain a center-point probability map and four inner-angular-point probability maps, and the center-point probability map includes a predicted probability of each pixel in the top-view image being a center point, each of the inner-angular-point probability maps includes a predicted probability of each pixel in the top-view image being an inner angular point, and the four inner-angular-point probability maps correspond to different types of inner angular points of a parking space; and obtaining a parking space detection result for the top-view image based on the center-point probability map and four inner-angular-point probability maps.

Abstract: A segment selectable signal conditioning circuit and a measurement device are provided. The circuit outputs respective voltage threshold signals through various voltage threshold sub-circuits. The voltage threshold signals are preset to have different threshold values. Each segment voltage conditioning sub-circuit conditions the input voltage signal according to the corresponding conduction signal to obtain a corresponding output voltage signal. The selection circuit receives the input voltage signal and each voltage threshold signal, and compares the voltage value of the input voltage signal to the threshold value of each voltage threshold signal respectively, and outputs the corresponding conduction signal based on the comparison result to achieve segment selectable voltage signal conditioning.

Abstract: Systems and methods of producing cellulose ester (CE) microparticles are provided. The CE microparticles are produced by milling initial CE particles, having an average particle size of at least 75 microns, to a D50 particle size in the range of 0.5 to 50 microns. The produced microparticles are biodegradable, and have acceptable solidity and/or tactile feel to be used as an economical substitute for conventional plastic microbeads.

Abstract: Provided is a resin cleaning device and method. The resin cleaning device includes a control system, a treatment unit, a driving unit, and a feedback assembly. The treatment unit, the driving unit, and the feedback assembly are respectively in communication connection with the control system. The treatment unit is configured for treating a member-to-be-cleaned so as to reduce a viscosity of resin on the member-to-be-cleaned. The driving unit is configured for driving the member-to-be-cleaned to rotate. The feedback assembly is configured for acquiring a position signal of the member-to-be-cleaned and feeding the position signal back to the control system, such that the control system controls the treatment unit and the driving unit according to the position signal.

Abstract: Methods, devices, and computer-readable media are provided. An example method includes, when an electronic device is in a screen-off state, an optical proximity sensor in the device detects that the device is currently in an uncovered state, and a quantity of times that a touch panel of the device receives a touch event within a specified duration reaches a specified quantity of times, obtaining a current pose and a current motion status of the device. The method includes, when the current motion status of the device is a non-stationary state and the current pose of the device is a target pose, determining not to turn on the touch panel of the device. The target pose represents that an included angle between a plane on which the device is located and a straight line perpendicular to a horizontal plane is less than or equal to a specified angle threshold.

Abstract: Disclosed are a method and an apparatus for detecting a tab. The method includes: determining that a first tab of a first electrode plate in a plurality of electrode plates of a first electrode assembly reaches a first position in an image collection area, wherein the plurality of electrode plates move toward the image collection area along a vertical direction; and collecting image information of the first tab, wherein the image information of the first tab is used to determine a state of the first tab. The tab detection method provided is able to completely detect the size and shape of the tab while avoiding adverse effects of the detection process on the state of the tab, so that the detection efficiency can be improved while improving the detection effect.

Abstract: A display control method includes obtaining a current proximity light status of the electronic device when a target function of an application is enabled, where the proximity light status indicates that an object is close to or far away from the electronic device. In this case, whether the electronic device is blocked may be determined based on a proximity light status of the electronic device. Then, when a display of the electronic device is in a screen-on state, if the current proximity light status changes compared with a previous proximity light status, and the current proximity light status indicates that an object is close to the electronic device, it indicates that the electronic device is blocked. Therefore, it is determined to delay, for preset duration, turning off the display.

Abstract: A display panel includes a display region and a non-display region. The detection circuit includes: a detection module, a detection line, and a temperature-sensing module. The detection module is arranged on the display panel; one end of the detection line is connected to the output end of the detection module, and another end of the detection line extends along the non-display region, surrounds the display region, and is connected to the receiving end of the detection module; the temperature-sensing module is connected to the detection line. The output end of the detection module provides a detection signal. The detection signal passes through the temperature-sensing module to form a feedback signal that changes with temperature. The receiving end of the detection module receives the feedback signal and determines the connection status of the detection line and the temperature change of the display panel based on the feedback signal.

Abstract: A wearable physiological measurement apparatus comprises a base, a bridge member, and a first and second support members movably coupled to the base and the bridge member to surround size-variable an opening for accommodating a care giver's finger therein. A measurement device is coupled to the base and with a probe projecting toward the opening for contacting the finger for vital sign measurement and monitoring. Resilient members are coupled between the base, the bridge member and the first and second support members to bias the base, the bridge member and the first and second support members moving toward each other to grip the finger to maintain proper contact of the probe to the finger.

Abstract: A technique is directed to ascertaining application test coverage. The technique involves obtaining a source code identifier that identifies a source code section of unmarked source code for an application to be tested. The technique further involves providing a relation that includes the source code identifier and a feature identifier that identifies a feature provided by the source code section of unmarked source code. The technique further involves forming marked source code for the application to be tested from the relation and the unmarked source code. The marked source code for the application to be tested is testable to generate application test coverage results describing test coverage of the source code section.

Abstract: A method and apparatus for 3D printing, a 3D printer and a computer device are provided. According to the method, a slice image set of a three-dimensional model to be printed is acquired; cross section information of each slice image in the slice image set is determined, and a printing difficulty value of each slice image in the slice image set based on the cross section information is calculated. Printing parameters of each slice image based on the printing difficulty value are determined. A printing operation based on the printing parameters is determined, to print the three-dimensional model based on the printing operation. In the printing process, the printing parameters may be adaptively adjusted along with the changes in the printing difficulty values of the slice images.