Abstract: This application discloses an intent recognition optimization processing method, apparatus, device and storage medium, and relates to the field of internet technology. The implementation scheme of specific method includes: acquiring a first intent set and at least one original corpus; acquiring a first recognition result of each original corpus, where the first recognition result of any one of the original corpus includes a first intent corresponding to the original corpus recognized by the intent recognition model; acquiring a second recognition result of each original corpus, where the second recognition result of any one of the original corpus includes a second intent corresponding to the original corpus obtained through artificial recognition; and performing optimization processing on the first intent set to obtain a second intent set according to the first recognition result and the second recognition result of each original corpus.

Abstract: The present disclosure relates to the technical field of compensation for projection thermal defocusing, and the embodiments specifically disclose a bidirectional compensation method and apparatus for projection thermal defocusing, and a readable storage medium.

Abstract: A gate structure includes a substrate divided into an N-type transistor region and a P-type transistor region. An interlayer dielectric covers the substrate. A first trench is embedded in the interlayer dielectric within the N-type transistor region. A first gate electrode having a bullet-shaped profile is disposed in the first trench. A gate dielectric contacts the first trench. An N-type work function layer is disposed between the gate dielectric layer and the first gate electrode. A second trench is embedded in the interlayer dielectric within the P-type transistor region. A second gate electrode having a first mushroom-shaped profile is disposed in the second trench. The gate dielectric layer contacts the second trench. The N-type work function layer is disposed between the gate dielectric layer and the second gate electrode. A first P-type work function layer is disposed between the gate dielectric layer and the N-type work function layer.

Abstract: An epitaxial structure adapted to a semiconductor pickup element is provided. The semiconductor pickup element has at least one guiding structure and provided with a pickup portion. The epitaxial structure includes a semiconductor layer corresponding to the pickup portion and capable of being picked up by the semiconductor pickup element. The epitaxial structure also includes at least one alignment structure disposed on the semiconductor layer and corresponding to the at least one guiding structure, so that the epitaxial structure and the semiconductor pickup element are positioned relative to each other. The number of the at least one alignment structure matches the number of the at least one guiding structure.

Abstract: The present disclosure describes a method for detecting the presence of Mycobacterium tuberculosis in a bodily fluid sample. The method utilizes CRISPR effector proteins along with a guide RNA and a reporter molecule, such that when the guide RNA hybridizes with a target nucleotide fragment, the CRISPR effector protein cleaves the reporter molecule, resulting in a detectable signal.

Abstract: Disclosed are a virtual power plant operation risk analysis method and a device. The method comprises: establishing a multi-state model of wind turbine output, analyzing influence of wind speed on wind turbine failure rate based on the multi-state model of wind turbine output, and establishing a wind turbine failure model considering wind turbine time-varying failure rate; establishing a multi-state model of wind turbine output considering the wind speed and the wind turbine time-varying failure rate by an improved general generating function method based on the multi-state model of wind turbine output and the wind turbine failure model considering the wind turbine time-varying failure rate; establishing a multi-state output model of virtual power plant based on the multi-state model of wind turbine output considering wind speed and wind turbine time-varying failure rate; and calculating operation risk indicators of virtual power plant through the multi-state output model of virtual power plant.

Abstract: This disclosure describes a method and system for active machine learning model that automatically and continuously improve the model with high accuracy, sensitivity, specificity and universality.

Abstract: The present disclosure relates to genetically modified strains of Salmonella, engineered to be tumor navigating and to alter tumor metabolism in the tumor microenvironment. Also provided herein are methods of producing and methods of using such genetically modified Salmonella strains to treat cancer.

Abstract: The present disclosure describes a method for detecting the presence of pathogens, including SARS-CoV-2, in a sample. The method utilizes CRISPR effector proteins along with a guide RNA and a reporter molecule. RNAs in the sample are first optionally extracted and reverse transcribed, followed by amplification, such that when the guide RNA hybridizes with a target nucleotide fragment in the amplified DNA, the CRISPR effector protein cleaves the reporter molecule, resulting in a detectable signal.

Abstract: The present disclosure describes a method for detecting the presence of Mycobacterium tuberculosis in a bodily fluid sample. The method utilizes CRISPR effector proteins along with a guide RNA and a reporter molecule, such that when the guide RNA hybridizes with a target nucleotide fragment, the CRISPR effector protein cleaves the reporter molecule, resulting in a detectable signal.

Abstract: The present disclosure relates to non-invasive nerve identification using snapshot polarimetry. The present disclosure further relates to a system for nerve identification, the system comprising a camera including a sensor, and a filter having a linear polarizer array, an illumination system configured to illuminate a target area with polarized light illumination, the polarized light illumination having at least one predetermined polarization angle, the illumination system including one more light sources, and one or more polarizer filters, and a processor configured to process imaging data obtained from the camera, and output a birefringence map of the target area including indicia of a nerve structure.

Abstract: Provided are a connection structure and system of an integrated brake device for a rail vehicle. The connection structure of an integrated brake device for a rail vehicle includes a brake valve, a dust collector, an intermediate body, an air cylinder, a support assembly and a connection assembly. The intermediate body is of a plate-type structure, the brake valve and the dust collector are mounted on one side of the intermediate body, the air cylinder is connected to the intermediate body by means of the connection assembly, the air cylinder is mounted on the other side of the intermediate body, and the support assembly is located between the air cylinder and the intermediate body. The connection structure of an integrated brake device for a rail vehicle has a simple and compact structure and saves on space.

Abstract: The present disclosure relates to genetically modified strains of Salmonella, engineered to be tumor navigating and to alter tumor metabolism in the tumor microenvironment. Also provided herein are methods of producing and methods of using such genetically modified Salmonella strains to treat cancer.

Abstract: In certain embodiments, this disclosure provides methods to generate DNA. RNA and/or DNA-peptide nanostructures based chimeric antigen receptor (CAR) T cell (engineered T cell) for cancer immunotherapy, and compositions made by these methods.

Abstract: Provided are a connection structure and system of an integrated brake device for a rail vehicle. The connection structure of an integrated brake device for a rail vehicle includes a brake valve, a dust collector, an intermediate body, an air cylinder, a support assembly and a connection assembly. The intermediate body is of a plate-type structure, the brake valve and the dust collector are mounted on one side of the intermediate body, the air cylinder is connected to the intermediate body by means of the connection assembly, the air cylinder is mounted on the other side of the intermediate body, and the support assembly is located between the air cylinder and the intermediate body. The connection structure of an integrated brake device for a rail vehicle has a simple and compact structure and saves on space.

Abstract: The present application discloses an automatic powder cleaning process and device for wheel bolt holes. The device comprises a vacuum pump, a steady pressure tank, a powder cleaning robot, a powder cleaning gun, a control system and accessories. According to the process and the device, shielded protection is canceled, and powder at the mounting part of a wheel bolt hole is automatically cleaned, so that the process and the device are suitable for various wheel products, and the labor and the labor cost are reduced; the problems that a lot of different types of protective plugs needed for wheels are inconvenient to customize and store and high in cost are avoided.

Abstract: Disclosed is a hub paint spraying equipment equipped with a spraying robot having a combined spray gun, comprising a control system, a wheel type recognition system, a brace recognition system, a paint supply device, a quick color changing device, spraying robot, combined spray gun, a cleaning system, a conveying chain and an accessory device. Combined spray gun installed at the end of spraying robot of system is formed by assembling a plurality of spray gun individuals, spraying process and parameter are automatically called by automatic recognition of wheel type recognition system, category of a colored paint is automatically changed, spraying parameter and robot spraying path program are called, and mixed-line intelligent spraying of a hub is realized, so that problems of low utilization rate of equipment due to consumption of a lot of time for replacing colored paint and excessive in-process caused by classification and temporary storage stacking are avoided.

Abstract: The present application discloses an automatic powder cleaning process and device for wheel bolt holes. The device comprises a vacuum pump, a steady pressure tank, a powder cleaning robot, a powder cleaning gun, a control system and accessories. According to the process and the device, shielded protection is canceled, and powder at the mounting part of a wheel bolt hole is automatically cleaned, so that the process and the device are suitable for various wheel products, and the labor and the labor cost are reduced; the problems that a lot of different types of protective plugs needed for wheels are inconvenient to customize and store and high in cost are avoided.

Abstract: The present application discloses an intelligent flexible hub powder spraying line and process. The intelligent flexible hub powder spraying line comprises a control system, a wheel type recognition system, a brace recognition system, a conveying chain, off-line carrying robots, a powder spraying isolation area, an oven, an on-line area, an off-line area and accessory equipment, wherein the conveying chain comprises a chain, braces and a driving mechanism. By applying a plurality of powder spraying units and the recognition systems, multiple kinds of powder can be simultaneously sprayed with different parameters.

Abstract: Disclosed is a hub paint spraying equipment equipped with a spraying robot having a combined spray gun, comprising a control system, a wheel type recognition system, a brace recognition system, a paint supply device, a quick color changing device, spraying robot, combined spray gun, a cleaning system, a conveying chain and an accessory device. Combined spray gun installed at the end of spraying robot of system is formed by assembling a plurality of spray gun individuals, spraying process and parameter are automatically called by automatic recognition of wheel type recognition system, category of a colored paint is automatically changed, spraying parameter and robot spraying path program are called, and mixed-line intelligent spraying of a hub is realized, so that problems of low utilization rate of equipment due to consumption of a lot of time for replacing colored paint and excessive in-process caused by classification and temporary storage stacking are avoided.