Abstract: The present disclosure discloses a robot compliance control method, system, and apparatus with parameter self-learning capabilities. The method includes constructing a joint dynamics model and a joint impedance control model for a robot to obtain an unknown dynamic model of the robot; constructing a Gaussian process with a structure consistent with the unknown dynamic model, denoted as a structure-consistent Gaussian process; constructing a training set based on a data optimization method, and training hyperparameters of the structure-consistent Gaussian process offline using the training set; observing a robot state in real-time, predicting an unknown dynamic model online, and outputting a Gaussian prediction value for the unknown dynamic model; outputting a control moment through a robot joint impedance controller and sending the control moment to the robot; and determining whether the robot has reached a desired position; if yes, ending; otherwise, continuing to observe the robot state.

Abstract: A cardiopulmonary resuscitation airway pressure automatic feedback ventilation method and a ventilator.

Abstract: This application relates to a backlight module, including a middle frame, a back plate, a light guide plate and an optical film. The back plate includes a base plate and a side plate, and in a light-exiting direction of the light guide plate, a distance between a top surface of the side plate and the base plate is less than or equal to a distance between a light-exiting surface of the light guide plate and the base plate. The middle frame includes a top wall and side wall, the top wall covers a portion of the optical film, the side wall is arranged at one side of the side plate away from the light guide plate, and the side wall has a first snap-fastener projecting in a direction close to the light guide plate and connected to the side plate. A display module and display device are further provided.

Abstract: A control method for an arthroplasty surgical robot includes: capturing a bone image, transmitting the image to a computer system, and acquiring image data of a bone; selecting a suitable prosthesis model and placing it on a diseased joint for matching, wherein the overlapping part between the model and the bone is the part that needs to be removed and replaced; mounting signal sources; capturing a bone image again, including the signal sources and the joint part; establishing a coordinate system using the signal sources as the origin, and calculating and memorizing an interface between the model and the bone overlapping part and the coordinates of the interface in the coordinate system; and receiving the coordinates by a surgical robot, and obtaining the positional coordinates by the surgical robot of a part of the diseased joint that needs to be removed, and performing a surgical operation by the surgical robot.

Abstract: This application provides a root cause locating method and apparatus, a device, and a storage medium, and pertains to the field of Internet technologies. The method includes: during root cause locating, obtaining a temporal heterogeneous graph; deleting, based on an attribute of a node in the temporal heterogeneous graph, a normal node and an edge coupled to the normal node that are in the temporal heterogeneous graph, and reconstructing a temporal heterogeneous graph obtained through the deletion, to obtain an anomaly subgraph, where a reachable edge exists between a faulty node and another node in the anomaly subgraph. The method further includes determining a root cause of the faulty node in the anomaly subgraph.

Abstract: The present disclosure relates to at least one method for ascertaining at least one attribute of pressure vessel wall. A method comprises: while a pressure vessel, which comprises a wall having an outer surface and an inner surface, is operating: ascertaining a current wavelength shift of a first fiber Bragg grating (FBG) sensor disposed at a first outer surface location on the pressure vessel; and ascertaining a current thickness of the wall at the first outer surface location by: computing a vector based on a time series of the current wavelength shift, or a derivative of the time series, or a derivative of the current wavelength shift; providing the vector to a predetermined regression model; and using the regression model, ascertaining the current thickness of the wall.

Abstract: A multi-axis variable-speed hot washing module and a hot washing method thereof are provided. The multi-axis variable-speed hot washing module includes a storage assembly, a dehydration assembly, and one or more multi-axis variable-speed hot washing machines, where the multi-axis variable-speed hot washing machine is connected to the storage assembly and the dehydration assembly. Batches of materials are stored in the storage assembly. When cleaning, the materials are put from the storage assembly into one or more multi-axis variable-speed hot washing machines, and medicinal water is added. The multi-axis variable-speed hot washing machine replaces functions of a hot washing machine, a screw, and a friction machine, and has relatively large mechanical friction on the materials during cleaning. The materials after being hot washed by the multi-axis variable-speed hot washing machine are transported to the dehydration assembly for dehydration, so as to implement separation of cleaning water and the materials.

Abstract: A refined cotton dewatering device comprising a supporting assembly, on which a dewatering assembly is mounted. An extrusion assembly is positioned on the dewatering assembly, while a prebaking assembly is mounted on the right side of the dewatering assembly. Additionally, a cleaning assembly is located at the bottom of the dewatering assembly. This device enhances the convenience of subsequent fluffy treatment and promotes energy conservation, thereby improving baking efficiency.

Abstract: Provided are a device and a method for measuring pore size distribution of porous media through a harmonic analysis. The device includes a signal application system, instruments for measuring pressure and displacement, a signal processing instrument and a sample and fluid storage container. According to the disclosure, an oscillating flow is applied to a sample through the signal application system, pressure and displacement signals are collected by the signal processing instrument, a harmonic analysis is performed on the signals, and a frequency response of admittances of the porous media is calculated according to harmonic analysis results of the signals, so that the pore size distribution is obtained.

Abstract: A multi-axis variable-speed hot washing module and a hot washing method thereof are provided. The multi-axis variable-speed hot washing module includes a storage assembly, a dehydration assembly, and one or more multi-axis variable-speed hot washing machines, where the multi-axis variable-speed hot washing machine is connected to the storage assembly and the dehydration assembly. Batches of materials are stored in the storage assembly. When cleaning, the materials are put from the storage assembly into one or more multi-axis variable-speed hot washing machines, and medicinal water is added. The multi-axis variable-speed hot washing machine replaces functions of a hot washing machine, a screw, and a friction machine, and has relatively large mechanical friction on the materials during cleaning. The materials after being hot washed by the multi-axis variable-speed hot washing machine are transported to the dehydration assembly for dehydration, so as to implement separation of cleaning water and the materials.

Abstract: A multi-axis variable-speed hot washing machine is provided, including a cleaning chamber, a drive apparatus, and a rotation mechanism. The rotation mechanism is arranged in an inner cavity of the cleaning chamber and is in transmission connection with the drive apparatus. At least one or more groups of rotation mechanism is arranged. The inner wall of the cleaning chamber is provided with a scraping mechanism that enhances a squeezing and frictional cleaning effect on a to-be-cleaned material.

Abstract: The embodiments of the present disclosure disclose a computer-implemented method, computer system and a computer program product for detecting and predicting an abnormal log event. In the method, a current event cluster from a plurality of event clusters for a log line in a log file is determined. The plurality of event clusters include at least one abnormal event cluster. Then, a time of event transition from the current event cluster to at least one abnormal event cluster is predicted.

Abstract: A high-detection accuracy differential pressure flowmeter capable of being repeatedly disinfected, includes: a body and a processing module; wherein the body is connected to a gas pipeline, and a antihypertensive component is provided in the body. When the air flows through the body, it will enter from the first air inlet and enter through the first interface to the processing module. The air pressure is detected by the upstream gas. After the air flow passes through the antihypertensive components in the body to reduce the pressure, it will enter from the second air inlet.

Abstract: A battery cell includes an electrode assembly, a tab, a first connecting piece, and a second connecting piece. The electrode assembly includes a first end face and a second end face that are disposed opposite to each other, and a first surface and a second surface that are connected to the first end face and the second end face respectively. The tab protrudes from first end face. The first connecting piece surrounds the first end face and is connected to the first surface and the second surface separately. A first via hole is made on the first connecting piece. The tab is threaded out of the first via hole. The second connecting piece surrounds the second end face and is connected to the first surface and the second surface separately. A plurality of second via holes are made on the second connecting piece.

Abstract: A method and an artificial resuscitator device for controllable ventilation volume are provided. The artificial resuscitator includes: a gas control valve and a flow sensor set on an exhaust pipe of a respirator; a connecting tube branching off the exhaust pipe, with a three-way valve on a connecting tube that selectively communicates with a control side of the gas control valve, and a pressure relief opening on a side of the three-way valve that selectively communicates with the control side of the gas control valve; a control module that obtains a ventilation volume of the respirator based on a gas flow detected by the flow sensor and controls whether the three-way valve switches to a gas path according to the ventilation volume, to open or close the exhaust pipe through the gas control valve.

Abstract: The present invention provides an anesthesia ventilator device that dynamically monitors and regulates the partial pressure of carbon dioxide. The device includes a ventilator main body with inputs connected to an oxygen source, an air source, an anesthetic gas source, and a carbon dioxide source. The output of the ventilator main body is connected to a mask. This invention can solve the technical problem of respiratory alkalosis caused by excessive ventilation in conventional anesthesia ventilator devices, which leads to excessive elimination of carbon dioxide by the patient and a decrease in the partial pressure of carbon dioxide in the body.

Abstract: A display module includes a display panel, a middle frame, a film assembly, a backlight source and a backplane. The middle frame includes sub-frames each including a body and a support portion. The backplane includes a substrate and flanges. The sub-frames include at least one first sub-frame. The body of the first sub-frame is provided with a protrusion and the protrusion abuts against a corresponding flange. In the thickness direction of the flange, the orthographic projection of the protrusion on the substrate does not completely cover the orthographic projection of the corresponding flange on the substrate. The backlight source and the film assembly are sequentially arranged on the substrate, and the film assembly is located between the support portions and the flanges; and in the thickness direction of the flanges, an expansion gap is reserved between the protrusions and the film assembly.

Abstract: Disclosed is an ionophilic template comprising a microscopic array having a formula of Ma(SbxTeyVacz), wherein an M comprises one or more of Na, Li, K, Mg, Ca, Al, Zn, or alloys thereof; a Vac refers to vacancies present in a lattice of the microscopic array; wherein 0?a?100, 0?x?1; 0?y?1; and 0?z?1, wherein the microscopic array is dispersed within a metal comprising the M, and wherein the ionophilic template is a support material for a metal anode. Also disclosed are electrochemical cells comprising such templates and methods of making and using the same.

Abstract: A method for solving problems of ventilator off-line on patients based on mixed gas and device thereof, includes: mixing carbon dioxide and oxygen based on the initial mixed concentration, and delivering the mixed gas to the patient based on the ventilator device; real-time monitoring based on the delivery result The patient's partial pressure of carbon dioxide, and based on the partial pressure of carbon dioxide, gradiently changing the initial mixed concentration of carbon dioxide and oxygen; obtain the patient's respiratory muscle function data based on the gradient change result, and evaluating the respiratory muscle function data, and based on evaluation of the results completing weaning the patient off the ventilator.