Abstract: The present application discloses a lithium-manganese-nickel-containing composite oxide and a preparation method therefor, a positive electrode plate, a battery, and a power consuming device. The lithium-manganese-nickel composite oxide is in a spinel crystal form, and the ratio of the peak intensity I111 of the (111) peak to the peak intensity I400 of the (400) peak in an X-ray diffraction pattern of the lithium-manganese-nickel composite oxide is 2.1?I111/I400?3.3, wherein the diffraction angle of the (111) peak is 2?=18°-19.5°, and the diffraction angle of the (400) peak is 2?=43.5°-45°. In the above manner, the technical solution of the present application can improve the stability of the positive electrode active material, thereby improving the overall performance of the battery.

Abstract: The present invention provides a high voltage ride-through method for wind power based on coordinated control of energy storage and reactive compensation devices, comprising fault determination based on voltages of grid connection points of wind farms; setting voltage fluctuation thresholds of grid connection points under faults, and determining whether to implement super capacitor, doubly-fed induction generator, and static var generator coordinated control strategies based on voltage fluctuation thresholds of grid connection points of commutation bus voltages under faults; calculating reactive power shortage of grid connection points under faults based on the control strategies; and determining whether the reactive power shortage of grid connection points is within wind farm regulation ranges and implement corresponding control strategies to adjust voltages based on the reactive power shortage; and determining whether to utilize static var generators to compensate reactive power based on reactive power comp

Abstract: A backlight module includes first and second light guide plates, an anti-peeping film, and first and second light sources. The anti-peeping film is located on a first light exit surface of the first light guide plates. The second light guide plate is located on a side of the anti-peeping film away from the first light guide plate. The first light source is opposite a first light incident surface of the first light guide plate. The second light source includes a first portion extending along the direction perpendicular to the reference plane and opposite a second light incident surface of the second light guide plate. A side of the first light source proximate to the fist light guide plate is staggered from a side of the second light source proximate to the second light guide plate, and closer to center of the first light guide plate than the second light source.

Abstract: Embodiments of this application provide a method for making recommendations to a user and an apparatus, a computing device, and a storage medium. The method includes obtaining user attribute information, reading attribute information, reading history information, and candidate items; performing intra-group information fusion on the reading attribute information according to preset groupings to obtain reading feature information; obtaining a reading history weight according to the reading history information; obtaining history feature information according to the reading history weight and the reading history information; obtaining user feature information according to the user attribute information, the reading feature information, and the history feature information; and selecting a recommendation item from the candidate items according to the user feature information.

Abstract: A gas turbine overspeed protection method includes: a power utilization load of a generator is acquired, and a rotating speed value of a gas turbine is acquired; whether the power utilization load suddenly decreases or disappears is judged, and if so, an eddy current retarder is controlled by a controller to simulate the power utilization load to provide a braking torque for the generator; or, whether the rotating speed value exceeds a set speed range is judged, and if so, the gas turbine is controlled by the controller to reduce fuel supply, and a discharge valve of a gas compressor is opened to discharge a high-pressure gas to reduce the power output and the rotating speed of the gas turbine.

Abstract: A curved optical plate includes a curved light exit surface including at least one curved edge and at least one uncurved edge, and at least one first side surface connected to the at least one uncurved edge of the light exit surface; a first side surface includes a first surface, and the first surface extends toward an interior of the curved optical plate.

Abstract: A display module includes a back plate, a light guide plate, a rubber frame and a display panel, the light guide plate is fixed on a bearing surface, a connecting line between two end portions of the bearing surface forms a first curve. The first curve includes a circular arc segment and a transition curve segment, and bends in a direction away from the display panel; the circular arc segment is located at the middle, at least one end of the circular arc segment is provided with the transition curve segment; the transition curve segment is located at a first position, the first position being a position of the bearing surface opposite to a second position, the second position being a position where light leaks from the display panel, the radius of curvature of the transition curve increases along a direction close to an end portion of the first curve.

Abstract: The present disclosure provides a data processing method performed by an electronic device. The method includes: obtaining first and second service behavior features, and a service scenario feature of an object from service history data associated with the object; generating first and second service embedding vectors and a scenario representation vector according to the first and second service behavior features and the service scenario feature; obtaining first and second weights of the first and second service embedding vectors according to the scenario representation vector and the first and second service embedding vectors; generating first and second service feature vectors according to the first and second service embedding vectors and the first and second weights of the first and second service embedding vectors, respectively; and obtaining an object embedding vector according to the first service feature vector and the second service feature vector.

Abstract: Provided is chimeric antigen receptor (CAR) specific for the extra domain B (EDB) of fibronectin, which can be used in immune cells (such as T cells and NK cells) for treating diseases such as cancer and inflammatory disease.

Abstract: A communication circuit for indoor and outdoor units of an air conditioner and an air conditioner. The circuit includes an outdoor unit sending module, an outdoor unit receiving module, an indoor unit receiving module, an indoor unit sending module, a weak electricity grounding end and a voltage regulation rectifying circuit, wherein the voltage regulation rectifying circuit, the outdoor unit receiving module, the outdoor unit sending module, the indoor unit receiving module, the indoor unit sending module and the weak electricity grounding end are sequentially connected in series to form a loop; the voltage regulation rectifying circuit is configured to convert alternating current of a main control board of an indoor unit into direct current, and supply electricity to the loop.

Abstract: This disclosure relates to improved techniques for performing human parsing functions using neural network architectures. The neural network architecture can model human objects in images using a hierarchal graph of interconnected nodes that correspond to anatomical features at various levels. Multi-level inference information can be generated for each of the nodes using separate inference processes. The multi-level inference information for each node can be combined or fused to generate final predictions for each of the nodes. Parsing results may be generated based on the final predictions.

Abstract: The invention discloses a dual-polarized filtering magneto-electric dipole antenna, which comprises an upper dielectric substrate and a lower dielectric substrate. The upper surface of the upper dielectric substrate is printed with a radiator structure, and the lower dielectric substrate is printed with a slot coupling feed network; the radiator structure comprises four parasitic patches loaded with symmetrical slots. The parasitic patches are loaded with short-circuit probes, and the slot coupling feed network comprises two orthogonal sets of Y-shaped feeders and cross-shaped slots, and the cross-shaped slots are printed on a metal floor. The new parasitic slot structures on the radiator structure increases the bandwidth while introducing a high roll-off band edge filtering effect, and combined with the slot coupling feed network with filtering function to achieve good band-pass filtering characteristics and hardly introduce additional insertion loss.

Abstract: A communication circuit for indoor and outdoor units of an air conditioner and an air conditioner. The circuit includes an outdoor unit sending module, an outdoor unit receiving module, an indoor unit receiving module, an indoor unit sending module, a weak electricity grounding end and a voltage regulation rectifying circuit, wherein the voltage regulation rectifying circuit, the outdoor unit receiving module, the outdoor unit sending module, the indoor unit receiving module, the indoor unit sending module and the weak electricity grounding end are sequentially connected in series to form a loop; the voltage regulation rectifying circuit is configured to convert alternating current of a main control board of an indoor unit into direct current, and supply electricity to the loop.

Abstract: A composition for forming polyurethane foams is provided using epoxidized triglycerides with unopened rings. The composition further includes a polyol, a blowing agent, and a catalyst that catalyzes the reaction of polyols with isocyanates to form polyurethanes. The polyol is a polyoxyalklylene and the epoxidized triglyceride is an epoxidized soybean oil. A method for forming polyurethane foam using the aforementioned composition is also provided.

Abstract: The invention discloses a dual-polarized filtering magneto-electric dipole antenna, which comprises an upper dielectric substrate and a lower dielectric substrate. The upper surface of the upper dielectric substrate is printed with a radiator structure, and the lower dielectric substrate is printed with a slot coupling feed network; the radiator structure comprises four parasitic patches loaded with symmetrical slots. The parasitic patches are loaded with short-circuit probes, and the slot coupling feed network comprises two orthogonal sets of Y-shaped feeders and cross-shaped slots, and the cross-shaped slots are printed on a metal floor. The new parasitic slot structures on the radiator structure increases the bandwidth while introducing a high roll-off band edge filtering effect, and combined with the slot coupling feed network with filtering function to achieve good band-pass filtering characteristics and hardly introduce additional insertion loss.

Abstract: Method and apparatus are disclosed for computer vision. The method may comprise processing, by using a neural network, first input feature maps of an image to obtain output feature maps of the image.

Abstract: This disclosure relates to improved techniques for performing human parsing functions using neural network architectures. The neural network architecture can model human objects in images using a hierarchal graph of interconnected nodes that correspond to anatomical features at various levels. Multi-level inference information can be generated for each of the nodes using separate inference processes. The multi-level inference information for each node can be combined or fused to generate final predictions for each of the nodes. Parsing results may be generated based on the final predictions.

Abstract: A composition for forming polyurethane foams is provided using epoxidized triglycerides with unopened rings. The composition further includes a polyol, a blowing agent, and a catalyst that catalyzes the reaction of polyols with isocyanates to form polyurethanes. The polyol is a polyoxyalklylene and the epoxidized triglyceride is an epoxidized soybean oil. A method for forming polyurethane foam using the aforementioned composition is also provided.

Abstract: This disclosure relates to improved techniques for performing image segmentation functions using neural network architectures. The neural network architecture integrates an edge guidance module and object segmentation network into a single framework for detecting target objects and performing segmentation functions. The neural network architecture can be trained to generate edge-attention representations that preserve the edge information included in images. The neural network architecture can be trained to generate multi-scale feature information that preserves and enhances object-level feature information included in images. The edge-attention representations and multi-scale feature information can be fused to generate segmentation results that identify target object boundaries with increased accuracy.

Abstract: A heat sink assembly includes a heat sink (20) and a pair of clips (10) attached on opposite sides of the heat sink for securing the heat sink to an electronic component (40). The heat sink includes a base (22) and a plurality of fins (24). A pair of protrusions (28) is formed on bottom portions of adjacent two fins. A locking slot (29) is therefore formed between the base, the two adjacent fins, and the protrusions. The clip includes a pressing portion (12) squeenzedly received in the locking slot, a pair of extension portions (14) extending from opposite ends of the pressing portion, and a pair of hooks (16) formed on free ends of the extension portions. When the clips are deformed to cause the hooks to engage with the electronic component, the pressing portions of the clips press the heat sink toward the electronic component.