Abstract: An efficient map matching method for GPS trajectory includes: obtaining a valid GPS point list; obtaining a current searched end point; backtracking a best map matching path from the current searched end point, traversing GPS points along the path to obtain best matching results, and summarizing the best matching results to output a matching result statistical table; and determining whether the current searched end point is a final point.

Abstract: A photovoltaic device and a method for mounting a photovoltaic device are provided. The photovoltaic device includes a color steel tile, a bonding layer, and a photovoltaic assembly. The color steel tile includes an angle relaxation portion. The bonding layer is arranged on a top wall of the angle relaxation portion. The photovoltaic assembly is located on one side of the color steel tile and connected to the color steel tile through the bonding layer. The bonding layer includes a first bonding portion and a second bonding portion arranged along a first direction. In the first direction, a ratio of a dimension of the first bonding portion to a dimension of the second bonding portion ranges from 0.1 to 0.5. The first bonding portion temporarily fix the photovoltaic assembly, while the second bonding portion mainly fix the photovoltaic assembly.

Abstract: A method for extracting germanium based on acid decomposition is provided, including acid decomposition and post-treatment steps, and specifically including: adding an acid to a coal ash for conditioning to obtain a material a; heating the material a to 350° C. to 800° C., and keeping the material a at this temperature for 10 min to 10 h to obtain an acid-decomposed material b; milling the acid-decomposed material b until more than 60% of a milled material has a particle size of less than 200 mesh to obtain a material c; subjecting the material c to distillation to obtain a residual slurry d and a distillation fraction e; and hydrolyzing the distillation fraction e with a dilute hydrochloric acid solution, and then oven-drying to obtain GeO2.

Abstract: Provided is an ankle joint rehabilitation training device, wherein the device acquires an actual movement parameter of a patient by a sensor assembly, determines a parameter difference according to the actual movement parameter and an application movement parameter by a controller, and adjusts the application movement parameter according to the parameter difference and the actual movement parameter, finally generates a movement instruction, and drives a foot support to move by the motor according to the movement instruction, so as to perform the rehabilitation training on the patient's foot. Since the current movement ability of the patient is considered in the process of rehabilitation training, the rehabilitation training is more suitable to personal condition of the patient, meanwhile, the rehabilitation training also considers the application movement parameter corresponding to the target rehabilitation strategy.

Abstract: A bridge monitoring method, system, a structure state monitoring device and a storage medium, which comprises: obtaining at least one qubit pair in a quantum entangled state; the coupling relationship between the qubit pair state of at least one qubit pair and the physical parameters of the bridge is constructed. The qubit pair state of at least one qubit pair is monitored, and the structural state of the bridge is determined based on the qubit pair state and the coupling relationship. The invention uses the entanglement relation of quantum bits to realize the real-time monitoring of the bridge structure state in the full range of the bridge with high sensitivity and high resolution.

Abstract: The present invention discloses a method and an apparatus for rebuilding a relightable implicit human body model. A human body is represented as a deformable implicit neural representation, and a geometric shape, material attributes, and ambient lighting of the human body are decomposed to obtain a relightable and drivable implicit human body model. In addition, a volumetric lighting grid including a plurality of spherical Gaussian models is introduced to represent complex lighting with spatial variation, and visible probes capable of changing in position with change in human pose are introduced to record dynamic self-occlusion caused by human motion. With the method, drivable implicit models capable of being used for high-fidelity human body relighting may be generated in cases of sparse video input and even monocular input.

Abstract: A refrigerator and a glass door thereof. The glass door of the refrigerator comprises a glass plate body and an outer frame; the outer frame is configured to be hinged to a refrigerator body or a door body of the refrigerator; the outer frame extends along the edge of the glass plate body and is fixedly connected to the edge of the glass plate body; and the outer frame covers part of the edge of the glass plate body. The glass door has a lighter weight and a better appearance, and causes the overall thickness of the refrigerator having a composite door structure to be reduced.

Abstract: A method utilizing optical path difference in two-phase flow for analytical calculation of particle size gradation and solid content comprises: changing a width of measurement area of a laser particle size analyzer, and collecting extinction values at two different optical path lengths and a scattered light intensity signal on each detector during monitoring; utilizing the scattered light intensity signal with a long optical path to subtract the scattered light intensity signal with a short optical path on each detector to obtain a set of new scattered light intensity signals with background subtracted; processing particle size distribution inversion calculations for the set of scattered light intensity signals with background subtracted to obtain gradation data of solid particles; processing subtraction of the logarithm of the extinction value of the short optical path from the logarithm of the extinction value of the long optical path to obtain new extinction value; calculating the solid content based on th

Abstract: An approach for protecting container image and runtime data from host access may be presented. Container systems have allowed for more efficient utilization of computing resources, removing the requirement of a hypervisor, and packaging all necessary dependencies within an application. Preventing host access to container image and runtime data can be advantageous for a multitude of reasons. The approach herein may include, flattening a plurality of root file system of a one or more container images into a single layer. The approach may also include generating a container base image for each of the one or more flattened root file system. The approach may include encrypting each of the generated container base images with the flattened root file system.

Abstract: A display device and a driving method therefor are disclosed. The display device comprises: a display panel, the display panel including a plurality of pixel islands arranged in an array in a row direction and a column direction, and each pixel island including n sub-pixels arranged at intervals in the row direction, where n is an integer greater than 1; and a light splitting assembly located on the display side of the display panel, the light splitting assembly including a plurality of light splitting repeating units which extend in the column direction and are successively arranged in the row direction, each light splitting repeating unit including M light splitting structures which extend in the column direction and are successively arranged in the row direction, each light splitting repeating unit correspondingly covering K columns of pixel islands, M and K being not equal.

Abstract: The present disclosure relates to methods, compositions, and kits for treating target nucleic acids, including methods and compositions for fragmenting and tagging nucleic acid (e.g., DNA) using transposome complexes bound to a solid support.

Abstract: A winding single-sided region starting section of a first current collector, a surface facing the center of an electrode assembly is provided with a first protective layer and a surface facing away from the center of the electrode assembly is provided with a first active material layer; and for a winding single-sided region ending section of a second current collector, a surface facing away from the center of the electrode assembly is provided with a second protective layer, and a surface facing the center of the electrode assembly is provided with a second active material layer. A ratio of a unit area weight of the first protective layer to a unit area weight of the first active material layer is (0.03-0.75):1, and a ratio of a unit area weight of the second protective layer to a unit area weight of the second active material layer is (0.03-0.75):1.

Abstract: Provided are AI chip, electronic device and convolution operation method. AI chip includes: N convolution cores and storage control system. Storage control system is electrically connected to N convolution cores. Storage control system reads input image data from memory, distributes input image data to each convolution core, reads each weight block from memory, splits each weight block into N pieces of weight data, and distribute N pieces of weight data to N convolution cores, each convolution core corresponds to a piece of weight data, and each weight block is part of complete weight; each convolution core performs convolution operation on received weight data and input image data. Convolution operation results of each convolution core for the same weight block are added to obtain convolution operation result of each weight block, and convolution operation results of each weight block are added to obtain final convolution operation result.

Abstract: An automatic detection function-integrated detection apparatus includes a drill rod and an elastic water storage bag; two sides of the drill rod are a head region and a tail region, respectively; an interior of the drill rod has a water supply channel, a side wall of the drill rod is provided with a first channel, and a first valve is disposed in the first channel. The automatic detection function-integrated detection apparatus and method for the water flowing fractured zone may complete the detection of the water flowing fractured zone while drilling, and thus the labor intensity of workers may be reduced.

Abstract: A neural network and its information processing method, information processing system. The neural network includes N layers of neuron layers connected to each other one by one, except for a first layer of neuron layer, each of the neurons of the other neuron layers includes m dendritic units and one hippocampal unit; the dendritic unit includes a resistance value graded device, the hippocampal unit includes a resistance value mutation device, and the m dendritic units can be provided with different threshold voltage or current, respectively; and the neurons on the nth layer neuron layer are connected to the m dendritic units of the neurons on the n+1th layer neuron layer; wherein N is an integer larger than 3, m is an integer larger than 1, n is an integer larger than 1 and less than N.

Abstract: A method for detecting a metal mask includes: providing a metal mask, where the metal mask has first sites arranged along a first long side, and a second site and a third site form a first straight line; calculating a vertical distance from each first site to the first straight line, where the vertical distance includes a first vertical distance; in a case that the first vertical distance is greater than 10 ?m and not greater than 15 ?m, determining a type of the metal mask, where the type includes a first type; in a case that the metal mask is of the first type, calculating a first distance between the second site and the third site, and a second distance between the fourth site and a central point of the first long side; and calculating the percentage of the second distance relative to the first distance.

Abstract: An electrochemical device includes a tab, a housing having a main body, and an electrode assembly accommodated in the main body. One end of the tab is connected to the electrode assembly. Another end of the tab extends out from a first lateral face of the main body. The housing includes a tail seal portion and a first side seal portion connected to a second lateral face and a third lateral face of the main body respectively; and a first connecting portion connecting the first side seal portion to the tail seal portion. The third lateral face is located between the second lateral face and the first lateral face. The tail seal portion and the first side seal portion are configured to be folded in a first direction and a second direction respectively.

Abstract: A method for extracting germanium based on acid decomposition is provided, including acid decomposition and post-treatment steps, and specifically including: adding an acid to a coal ash for conditioning to obtain a material a; heating the material a to 350° C. to 800° C., and keeping the material a at this temperature for 10 min to 10 h to obtain an acid-decomposed material b; milling the acid-decomposed material b until more than 60% of a milled material has a particle size of less than 200 mesh to obtain a material c; subjecting the material c to distillation to obtain a residual slurry d and a distillation fraction e; and hydrolyzing the distillation fraction e with a dilute hydrochloric acid solution, and then oven-drying to obtain GeO2.

Abstract: A method of manufacturing a semiconductor structure and a semiconductor structure are disclosed. The method of manufacturing a semiconductor structure includes: providing a substrate, and forming a first sacrificial layer on the substrate, where the first sacrificial layer includes a first sacrificial dielectric layer and a second sacrificial dielectric layer; patterning the first sacrificial layer, and forming first intermediate pattern structures that are arranged at intervals, where a first gap is provided between two adjacent first intermediate pattern structures; forming a first spacer pad layer in the first gap, where the first spacer pad layer covers sidewalls of each of the two adjacent first intermediate pattern structures and a bottom of the first gap; removing the first spacer pad layer at the bottom of the first gap, and the second sacrificial dielectric layer; and removing the first sacrificial dielectric layer, to form first pattern structures.