Abstract: An aluminum borate whisker reinforced and toughened non-metallic matrix composite is provided, which specifically includes a non-metallic material reinforced and toughened with aluminum borate whiskers. The composite exhibits a higher bending strength and fracture toughness and a higher wear resistance. A method for preparing the composite is also provided. The method includes mixing the aluminum borate whiskers and the non-metallic material to form a mixture; and sintering the mixture by a vacuum hot press method, or molding the mixture.

Abstract: A multifunctional electro-hydraulic flow control valve and a flow control method. The control valve comprises a main valve, a proportional pilot valve, a flow sensor, a multifunctional valve controller, a control cavity pressure sensor, an oil inlet pressure sensor, an oil outlet pressure sensor, a temperature sensor and a cloud storage. The invention has the characteristics that a flow of the main valve is continuously controlled without being influenced by load change without installing a pressure compensator in the system, and meanwhile, the valve has the function of a flow sensor, has low pressure loss and wide flow control range, and realizes integration of flow detection and control; and information such as flow, power and efficiency of each part in a hydraulic system is monitored in real time based on a multifunctional controller, key operation state monitoring, service life prediction and fault positioning of the control valve are achieved.

Abstract: Disclosed is a multi-model predictive control method for a Pichia pastoris fermentation process, including: dividing prior data into m training sample clusters by using a fuzzy C-means algorithm (FCM); obtaining, for each sample cluster, a corresponding prediction model by using a least squares support vector machine (LSSVM) and an improved particle swarm optimization method (IPSO); then, designing a corresponding predictive controller; and finally, calculating a deviation between an output of an object and an output of each sub-prediction model at each sampling time to establish a multi-model fusion predictive controller. According to the method, the adaptive ability of the model is improved and an actual state of a nonlinear system is described more accurately.

Abstract: Disclosed are a phenyl amino sodium propionate derivative, a preparation method therefor and an application thereof. Specifically, disclosed are sodium 3-(4-(2-(9H-carbazole-9-yl)ethoxy)phenyl)-2-((2-(4-(4-(2-sodium forrnate-2-((2-(4-fluorobenzoyl)phenyl)amino)ethyl)phenoxy)benzoyl)phenyl)amino)propionate, a preparation method therefor and the use thereof for quality control of a bulk drug or formulation of Chiglitazar or a derivative thereof. Particularly, the compound can be used as a control substance or standard substance for the detection of impurities/related substances in Chiglitazar or a sodium salt drug thereof.

Abstract: A method and system for locking the resonance frequency of ring resonators by using laser sources to emit a plurality of different wavelengths, applying a tagging signal to each of the wavelengths, multiplexing the tagged wavelengths using a wavelength division multiplexor, coupling the multiplexed tagged wavelengths onto a bus waveguide, detecting the multiplexed tagged wavelengths with a first photodetector disposed before a first ring resonator and a second photodetector disposed after a last ring resonator of a plurality of ring resonators, sending the signals detected by the first and second photodetector to a processor, which identifies and processes the tagging signals, generating a control signal for each ring resonator, by the processor and applying the control signals to phase shifters on each ring resonator of the plurality of ring resonators to tune and align the resonance wavelengths of the ring resonators with the wavelengths of the corresponding laser sources.

Abstract: The invention relates to a first curable coating composition comprising a first layer comprising at least one epoxy resin and at least one hybrid nanofiller, and a second layer comprising carbon nanotubes (CNTs). This invention also relates to a second curable coating composition comprising at least one hybrid nanofiller; at least one epoxy resin; and at least one curing agent. This invention also relates to methods of making the curable coating compositions. This invention also relates to methods for coating the surface of a metallic coated substrate.

Abstract: The disclosure relates to a 5th generation (5G) or 6th generation (6G) communication system for supporting a higher data transmission rate. A method and a device of measurement reporting related to user experience, and a method performed by a first node in a wireless communication network are provided. The method includes receiving, from a third node, third information, and receiving, from a second node, fifth information. The fifth information includes at least one of configuration information of a radio bearer, configuration information of a radio bearer carrying a measurement report, configuration information of a signaling radio bearer (SRB), configuration information related to a measurement, configuration information related to a duration, or information for requesting or indicating the duration. The third information includes information on at least one measured cell.

Abstract: The present disclosure relates to a two-stage blood glucose prediction method based on pre-training and data decomposition. The method includes the following steps: combining blood glucose data of healthy people and diabetic people to develop a pre-training model; collecting data of diabetic patients to be predicted; performing missing value imputation processing and smooth processing on the data of the diabetic patients; performing mode decomposition on the data; performing sample entropy analysis; importing the processed data of the diabetic patients into an ensemble learning module. In accordance with the present disclosure, the blood glucose data of healthy people and diabetic people are combined at first to train a blood glucose prediction model as a pre-training model, and the model is enabled to have a prediction data reserve, so as to solve the problem that a blood glucose concentration of a patient outside samples cannot be predicted well.

Abstract: An aluminum borate whisker reinforced and toughened non-metallic matrix composite is provided, which specifically includes a non-metallic material reinforced and toughened with aluminum borate whiskers. The composite exhibits a higher bending strength and fracture toughness and a higher wear resistance. A method for preparing the composite is also provided. The method includes mixing the aluminum borate whiskers and the non-metallic material to form a mixture; and sintering the mixture by a vacuum hot press method, or molding the mixture.

Abstract: Cliff Detection in Robotic Devices A method of operating a robotic device includes: moving the robotic device towards an edge of a cliff while a ToF sensor senses reflected signals having been transmitted by the ToF sensor, the reflected signals being generated by the signals transmitted by the ToF sensor being reflected off a target object back to the ToF sensor, the ToF sensor being attached to a front of the robotic device and including an array of single-photon avalanche diode (SPAD) sensors; comparing a statistical distribution of the reflected signals received at a plurality of different rows of zones configured by the array of SPADs in a region of interest (ROI) of the ToF sensor and based on the comparing detecting an approaching of the edge of the cliff; and in response to detecting the approaching of the edge, changing a propulsion of the robotic device before reaching the edge.

Abstract: A data processing server may receive a set of data objects for frequent pattern (FP) analysis. The set of data objects may be analyzed using an attribute diversity technique. For the set of data attributes of the set of data objects, the server may arrange the attributes in one or more dimensions. The server may initialize a set of centroids on data points and identify mean values of nearby data points. Based on an iteration of the mean value calculation, the server may identify a set of attributes corresponding to final mean values as being groups of similarly frequent attributes. These groups of similarly frequent attributes may be analyzed using an FP analysis procedure to identify frequent patterns of data attributes.

Abstract: A method for interactions in a live broadcast room includes: in response to opening a question interaction function in a live broadcast room, displaying a question panel interface in a first display area of the live broadcast room, wherein the question panel interface comprises a display card for each piece of question information and each display card comprises an answer control and an end control; and in response to triggering the answer control, displaying the target display card on top of remaining display cards on the question panel interface, and replacing the answer control with the end control.

Abstract: A method and an apparatus for interactions in a live broadcast room are disclosed. The method may include: in response to an opening operation for a question interaction function in a live broadcast room: obtaining at least one piece of question information from a server and displaying the at least one piece of question information in a first display area of the live broadcast room, in which the at least one piece of question information is sent by at least one audience client to the server; obtaining an interaction parameter value corresponding to each piece of question information from the server; and adjusting a position of the question information in the first display area based on the interaction parameter value corresponding to each piece of question information.

Abstract: Provided are a vehicle driving control method and apparatus. The method includes: determining, according to driving data of a vehicle, at least one piece of candidate speed information of the vehicle, the candidate speed information is used to indicate traveling speed of the vehicle at each moment in a first preset time period; predicting, according to movement data of an obstacle on a road, an obstacle trajectory of the obstacle in the first preset time period; determining right-of-way information corresponding to the obstacle trajectory, the right-of-way information is used to indicate a priority in traveling of the vehicle and the obstacle; and determining target speed information in the at least one piece of candidate speed information according to the right-of-way information corresponding to the obstacle trajectory and the obstacle trajectory, and controlling the vehicle to travel according to a route corresponding to the vehicle and the target speed information.

Abstract: The present disclosure provides a vehicle control method, an apparatus, an electronic device and a vehicle, which relates to a technical field of artificial intelligence, such as automatic driving, intelligent transportation and computer vision, etc. The specific implementation solution is that: when passing a traffic light intersection, a vehicle can acquire a traffic light image of the intersection at a driving direction of the vehicle, identify the traffic light image, determine a first light color of a target traffic light corresponding to a lane on which the vehicle is located; and acquire light color change information of the target traffic light latest recorded; determine remained duration of the first light color according to the light color change information, then determine a driving strategy at the intersection of the vehicle according to the first light color and the remained duration of the first light color.

Abstract: A method and an apparatus for interactions in a live broadcast room are disclosed. The method may include: in response to an opening operation for a question interaction function in a live broadcast room: obtaining at least one piece of question information from a server and displaying the at least one piece of question information in a first display area of the live broadcast room, in which the at least one piece of question information is sent by at least one audience client to the server; obtaining an interaction parameter value corresponding to each piece of question information from the server; and adjusting a position of the question information in the first display area based on the interaction parameter value corresponding to each piece of question information.

Abstract: A database server may perform reach potential analysis for a local segment, or a target audience, of a data set. The local segment may include user devices which share a specific, common attribute. The database server may calculate similarities and correlations between a first data set for a user and a second data set from a data provider. The database server may calculate a reach index using the second data set from the data provider to determine whether user devices are likely to join the local segment by taking on the specific attribute which defines the local segment. Using the data set from the data provider, the database server may determine a reach potential within the first data set, outside of the first data set, or both.

Abstract: The invention relates to a curable coating composition comprising a nanoparticle-polymer composition and, optionally, superamphiphobic nanoparticles. The nanoparticle-polymer composition comprises the reaction product of an epoxy resin, a hydroxy-terminated poly(dimethylsiloxane), and a silane coupling agent, and a hybrid nanofiller. The superamphiphobic nanoparticles comprises the reaction product of silicon dioxide nanoparticles and 1H,1H,2H,2H-perfluorodecyltrichlorosilane and/or 1H,1H,2H,2H-perfluorododecyltrichlorosilane (FDDTS). The invention further relates to a cured coating composition of the invention, objects coated with the curable coating composition of the invention, methods for making the curable coating composition of the invention, and the use of the curable coating composition of the invention to coat substrates.

Abstract: A radio-frequency (RF) power rectifier circuit is provided. The RF power rectifier circuit includes a pair of differential voltage input nodes, a pair of input transistors respectively connected to the pair of differential voltage input nodes, a current mirror including a first, a second, and a third transistors, a pair of cascode transistors electrically connected between the pair of input transistors and the first transistor, a control resistor and a control transistor, and an output node. The control resistor is electrically connected to a source of the control transistor and the ground to provide a DC bias to the control transistor, and the control transistor is electrically connected to the second transistor to provide a dynamic bias to the pair of cascode transistors. This structure can lead to an increased input voltage range and reduced power consumption.