Abstract: Provided are a method for assaying a specific IgM antibody and a total antibody for the 2019 novel coronavirus (2019-nCOV), a method for determining whether subjects are infected with 2019-nCOV, and a virus antigen and a kit for carrying out the above-mentioned detection.

Abstract: A compound as shown in general formula B-L-K (I) or stereoisomers, deuterated compounds, solvates, prodrugs, metabolites, pharmaceutically acceptable salts or co-crystals thereof, and intermediates thereof and uses thereof for AR-related diseases such as prostate cancer.

Abstract: A computerized method includes training a first decision tree based model on a first set of data to generate a first trained decision tree based model having a first set of decision trees. The first trained decision tree based model outputs a first prediction based on receiving an input. The method includes training a second decision tree based model on a second set of data to generate a second trained decision tree based model. The second trained decision tree based model comprises the first set of decision trees and a second set of decision trees determined from training the second decision tree based model. The second trained decision tree based model outputs a second prediction based on receiving the input. The method includes training a logistic model to output a final prediction in response to receiving the first prediction and the second prediction.

Abstract: In some embodiments, a method receives session features for a session associated with a request for a video from a client and predicts network conditions for the session using the session features. A subset of available profiles is selected based on the network conditions. The available profiles are associated with a different playback characteristic. The method provides a profile ladder that includes the subset of available profiles for the playback of the video to the client. The profile ladder restricts the client to using the subset of available profiles to request segments of the video during the session.

Abstract: A system for a deep-sea planktonic microorganism in-situ concentration, temperature maintaining and pressure maintaining sampling is provided and includes a sampling cylinder body with double layer structures, the sampling cylinder body is provided with a plug-shaped inner cavity, the plug-shaped inner cavity is provided with a transfer water outlet and a water inlet connected to a water inlet component, the plug-shaped inner cavity is connected to an end cover, the plug-shaped inner cavity is connected to a filter part, the sampling cylinder body is provided with a sampling water outlet, the sampling water outlet is respectively connected to a pressure maintaining device and a water outlet pipe, a temperature maintaining material layer and a temperature control component are connected between the double layer structures, and the temperature control component is electrically connected to a controller. The system can complete sampling on the premise of maintaining in-situ pressure of samples.

Abstract: The invention provides an atrial fibrillation risk prediction system based on heartbeat rhythm signals. A heartbeat rhythm signal preprocessing module obtains heartbeat interval sequence data by calculating the time interval of two adjacent heartbeats. During sample labeling, a positive sample is from heartbeat interval data during the sinus heart rate period of a case with high AF risk, and a negative sample is from heartbeat interval data of a case with low AF risk; and an atrial fibrillation risk prediction model is trained with positive and negative samples and is used to test heartbeat interval data, an AF risk curve between the proportion of positive samples and output probability thresholds is obtained according to the output probabilities of testing samples, the area under the AF risk curve is calculated as the atrial fibrillation risk value, and the value can reflect the atrial fibrillation risk.

Abstract: A strip diverting mechanism includes a negative pressure unit and an air discharge unit. The negative pressure unit and the air discharge unit are arranged opposite each other, and a gap through which a strip passes is formed between the negative pressure unit and the air discharge unit. The negative pressure unit is configured to provide a suction force to the strip and the air discharge unit is configured to provide a repulsive force to the strip, to prevent the strip from contacting the negative pressure unit and the air discharge unit.

Abstract: The present disclosure provides an integrated management and control system for a power plant including a power plant cloud edge vertical architecture system, which includes an inter-plant cloud platform, a plurality of intelligent control platforms, and a plurality of plant-side edge cloud platforms. Each intelligent control platform corresponds to one plant-side edge cloud platform and one power plant that are located in the corresponding power plant. The intelligent control platform is positively interconnected to the corresponding plant-side edge cloud platform via a forward isolation device, and the intelligent control platform is inversely interconnected to the corresponding plant-side edge cloud platform via a network switching device and a reverse isolation device. The plant-side edge cloud platform is bidirectionally interconnected to the inter-plant cloud platform over a private power network. The plant-side edge cloud platform is a reduced capacity private edge cloud system for a power plant.

Abstract: Disclosed herein are methods for treating a cancer in an individual, including administration of an R-spondin protein, for example one or more of R-spondin1, R-spondin2, R-spondin3, R-spondin4, and combinations thereof. Further disclosed are methods of treating an individual having a cancer, the method including determining an R-spondin level in the individual, and administering a treatment to the individual.

Abstract: Disclosed are systems, apparatuses and techniques for replicating data between different cloud computing platforms. Examples include storage replicator components operable in different cloud computing platforms. The first storage replicator component may identify the second cloud computing platform as a location to copy a data file in response to an event related to the data file stored in a first cloud computing platform. The first storage replicator component may request a copy of the data file via an application programming interface of the first cloud computing platform. The attributes of the copy of the data file which involve modification to conform to data management conventions of the second cloud computing platform may be determined and modified to comply with conventions of the second cloud computing platform. The modified copy of the data file may be forwarded to the second cloud computing platform for storage.

Abstract: A method for rapid low-salted pickling of aquatic products is disclosed, which includes preliminary processing of raw materials, bacteria-reducing treatment of plasma activation gas, marinade adding and plasma treatment, cyclic bacteria-reducing treatment with the plasma activation gas and vacuum pickling. The marinade adding and plasma treatment include respectively injecting the marinade and plasma working gas into a tumbler, with a flow rate of ionic working gas injected into the tumbler of 1.5-2 L/min and a flow rate of a pickling solution of 0.5-0.8 L/min: and at the same time, starting a plasma power supply, and performing low-temperature plasma treatment on the aquatic products to be pickled, with a plasma treatment voltage of 12000-15000 V, a current of 60-80 mA, a frequency of 8-10 kHz, which is a second bacteria-reducing treatment, with plasma treatment time of 15-20 min.

Abstract: Provided are a pro-endothelialization biological material and method for preparation thereof, and a pro-endothelialization heart valve and method for preparation thereof and interventional system. The pro-endothelialization biological material comprises a biological material and a pro-endothelializing growth factor loaded on the surface of biological material; capable of capturing endothelial progenitor cells, enabling the endothelial progenitor cells to attach, grow, and differentiate on the surface of the biological material. The methods for preparation of the pro-endothelialization biological material comprises chemical grafting and physical coating methods. The heart valve can be prepared either by suturing followed by grafting or by grafting followed by suturing. A endothelial growth factor is directly loaded onto the surface of a biological material film, promoting the formation of endothelial cell layers on the surface of the biological material.

Abstract: A processor-implemented method for detecting and decoding barcodes using an artificial neural network (ANN) includes receiving an image by the ANN. The ANN generates one or more bounding boxes corresponding to one or more barcodes located in the image. The ANN extracts a set of features of the image in a region of each of the one or more bounding boxes. The set of features of the image in the region of the one or more bounding boxes are decoded by the ANN to generate a prediction for each character of the one or more barcodes in the regions of the one or more bounding boxes.

Abstract: Provided are stellate compounds that target spike proteins and have a significant anti-SARS-CoV-2 ability and a certain broad spectrum. Such molecules and salts thereof have at least one basic unit R(X)n, which binds at an orthotopic binding site such as an MD domain or an allosteric site, to a virus containing spike proteins or a virus having spike proteins on its surface, thereby preventing coronavirus or other viruses which express spike proteins on their surfaces from invading host cells, and preventing the occurrence of viral infection. In addition, interaction of the molecules and salts thereof with vitamin K-dependent proteins in the human body inhibits the expression of vitamin K so as to inhibit blood coagulation in the human body, thereby treating thrombosis caused by coronavirus and producing a curative effect for pneumonia caused by a severe viral infection.

Abstract: A data processing method and apparatus, an electronic device, a non-transitory computer-readable storage medium, and a computer program product are provided. In response to a trigger operation on a multi-view video, a virtual video space scene is displayed corresponding to the multi-view video. Object data of a first object in the virtual video space scene is obtained in response to a scene editing operation on the virtual video space scene. The first object is an object that initiates the trigger operation on the multi-view video. A created video associated with the multi-view video is played on a virtual display interface. The created video is obtained by performing editing processing on the virtual video space scene based on the object data.

Abstract: Embodiments of the present disclosure provide a method, an electronic device, and a computer program product for data protection. The method described here includes backing up an identifier of an application wrapper operating on a source platform and application data to a repository. The method further includes acquiring a container mirror image based on an identifier of a target platform and the identifier of the application wrapper that is restored from the repository, the container mirror image targeting the application wrapper operating on the target platform. The method further includes applying the application data restored from the repository to a container started from the container mirror image.

Abstract: Multi-stage polymeric particles are prepared as a water-borne emulsion, including a first-formed lower Tg soft stage and a second-formed higher Tg hard stage. The polymeric particles include, in both stages: one or more free radical polymerizable ethylenically unsaturated monomers; 0 to 3 wt % of free radical polymerizable surfactant monomer; 0 to 4 wt % of free radical poly-merizable monomer having a beta dicarbonyl functionality; 0 to 2 wt % of monomer selected from acrylamide, diacetone acrylamide, 2-hydroxyethyl (meth)acrylate, hydroxypropyl (meth)acrylates, and hydroxybutyl (meth)acrylates and mixtures thereof; 0-1.9 wt % of free radical polymerizable polyethylenically unsaturated monomers; 0.1 to 1.9% of free radical polymerizable monomer containing phosphorus acid or a salt thereof in the first stage, and 0.1 to 5 wt % of a free radical polymerizable monomer containing phosphorus acid or salt thereof in the second stage.

Abstract: The invention discloses an experimental system of surrounding rock and lining structure under unequal surrounding pressure and water pressure, comprising: reaction wall, lining structure, external water pressure loading mechanism, internal water pressure loading mechanism, prestress-loading mechanism, surrounding rock layer and monitoring device. The Experimental System can simulate the stress characteristics and related deformation characteristics of the surrounding rock of the tunnel and the lining structure of the water conveyance tunnel under complex internal and external loads in the actual environment, and can help to analyze and study the broken appearance of the lining structure and the crack distribution after cracking.

Abstract: Disclosed in the present invention are a naphthalenesulfonamide compound, a preparation method, and an application. The naphthalenesulfonamide compound provided by the present invention can interfere with Keap1-Nrf2 binding and activate Nrf2 to relieve inflammatory damage and improve an inflammatory microenvironment, has a potential anti-inflammatory activity, and can be used for preparing an anti-inflammatory drug for inflammatory damage of various inflammation-related diseases, including chronic obstructive pulmonary disease (COPD), Alzheimer's disease, Parkinson's disease, atherosclerosis, chronic kidney disease (CKD), diabetes, intestinal Inflammations, rheumatoid arthritis, etc.

Abstract: An assembly system includes a robot, a first gripper mounted on the robot, the first gripper gripping a first housing, and a first clamping device clamping a cable and a contact connected to an end of the cable. The robot moves the first gripper and assembles the first housing gripped by the first gripper onto the contact held by the first clamping device.