Abstract: A sample processing method includes: obtaining a positive sample image; obtaining, based on the positive sample image, an anomaly labeling mask map corresponding to the positive sample image; and generating a forged negative sample image based on the positive sample image and the anomaly labeling mask map, where an anomaly region in the forged negative sample image corresponds to an anomaly labeling region in the anomaly labeling mask map. In this way, a large quantity of forged negative sample images can be automatically generated, to provide sufficient sample datasets for task detection in a scenario with scarce samples.

Abstract: The disclosure provides leather articles and a method for making leather articles comprising a substrate and a coating comprising a cellulose derivative having improved colorfastness to rubbing. The cellulose derivative may be methyl cellulose, ethyl cellulose, ethyl methyl cellulose, carboxymethyl cellulose, hydroxyethyl cellulose, hydroxypropyl cellulose, hydroxyethyl methyl cellulose, hydroxypropyl methyl cellulose, ethyl hydroxyethyl cellulose, cellulose acetate, cellulose triacetate, cellulose propionate, cellulose acetate propionate, cellulose acetate butyrate, microcrystalline cellulose, cellulose nitrate, or cellulose sulfate.

Abstract: An optical structure and a manufacturing method thereof, and a display apparatus are provided. The optical structure includes an optical element and a light-transmitting protective film. The optical element includes a first surface and a second surface. The light-transmitting protective film is between the optical element and air, and is in contact with the optical element. The optical element includes a lens structure including a first lens surface and a second lens surface, a transflective film, a reflective polarizing film, and a phase retardation film. The light-transmitting protective film includes a first structure and a second structure in contact with air, the compactness of the first structure is greater than that of the second structure, the second structure includes microstructures having a pitch not greater than a working wavelength of the optical element.

Abstract: An optical structure, a display device and a depolarization beam splitting structure. The optical structure has a light incident side and a light-exiting side; and the optical structure includes a lens structure, a beam splitting film, a light-transmitting protective film, a phase retardation film and a polarizing reflective film. The lens structure includes a first surface and a second surface, the beam splitting film is located on a side of the first surface; the light-transmitting protective film is located on a side of the beam splitting film away from the first surface and in contact with the beam splitting film. The beam splitting film includes a metal layer; the light-transmitting protective film includes a structure layer; a refractive index of the structure layer gradually decreases along a reference direction; and the reference direction is a direction in which the beam splitting film points towards the light-transmitting protective film.

Abstract: A display apparatus and a manufacturing method thereof are provided. The display apparatus includes a display panel and a lens structure. The display panel includes a substrate and a plurality of sub-pixels located on the substrate. The lens structure is located on a light-emitting side of the display panel, and a lens surface of the lens structure close to the display panel is a curved surface. The display panel includes a first region and a second region surrounding the first region, an included angle between a light-emitting surface of a sub-pixel located in the first region and an optical axis of the lens structure is greater than an included angle between a light-emitting surface of a sub-pixel located in the second region and the optical axis.

Abstract: The present invention provides a denitrification and dephosphorization composite filler, a preparation method and application. The composite filler is prepared with a polysulfone polymer as a skeleton and a hybrid denitrification electron donor material by an immersion precipitation phase conversion method. The composite filler designed by the present invention has uniform ball formation and strong controllable performance, solves the problem of poor stability of denitrification and dephosphorization in a system due to the disadvantages of easy system blockage, high consumption speed, weak synergy, etc. in the traditional improved medium, and has broad application prospects in wastewater treatment.

Abstract: The present application provides a carrier film, a bonding method and a folded light path lens. The carrier film includes a substrate, an adhesion-reducing adhesive layer and a release protective film which are sequentially stacked, wherein a light transmittance of a composite layer of the substrate and the adhesion-reducing adhesive layer is greater than or equal to 90%, the carrier film is bonded with a target optical structure at a bonding temperature, and the composite layer is softened at the bonding temperature.

Abstract: This application relates to a data storage method, a reading method, an apparatus, a storage medium, and a program product. The data storage method is applied to a processor and includes: (S1) obtaining event data; (S2) processing the event data, to obtain a plurality of data blocks and a plurality of corresponding metadata blocks, where each data block includes a part of processed event data, and each metadata block includes a start time, an end time, a quantity, and a compression manner of event data in a data block corresponding to the metadata block, and a storage address of the data block; and (S3) storing the plurality of data blocks into a first storage area, and storing the plurality of metadata blocks into a second storage area.

Abstract: This application provides an event data processing method, including: obtaining event data shot by an event camera, where the event data includes a timestamp of occurrence of an event, pixel coordinates, and a brightness change status; and generating an event frame matrix based on a plurality of pieces of event data within a preset time period, where a location of a matrix element in the event frame matrix corresponds to pixel coordinates, a value of the matrix element indicates whether there is an event at a corresponding pixel and an event polarity of a pixel with an event, if there is an event at the pixel, it indicates that brightness of the pixel is changed within the preset time period, or if there is no event at the pixel, it indicates that brightness of the pixel is not changed, and the event polarity includes increased brightness and decreased brightness.

Abstract: Described herein, inter alia, are immunophilin binding compounds and methods of treating CNS diseases, including co-administering outside the CNS of a subject an anti-CNS disease drug and a compound described herein.

Abstract: An optical structure, a manufacturing method thereof and a display device. The optical structure has a light incident side and a light-exiting side, the optical structure includes a first lens, a transflective film, a phase retardation layer, and a polarizing reflective film. The first lens includes a first surface and a second surface, the phase retardation layer is located on a side of the second surface away from the first surface, the phase retardation layer includes an alignment layer and a liquid crystal layer, the manufacturing method includes: coating the alignment layer on the second surface of the first lens; using an alignment light source to optically align the alignment layer from the light incident side; coating the liquid crystal layer on a side of the alignment layer away from the second surface.

Abstract: This application provides a pixel of an image sensor and an image sensor. The pixel may include an optical-to-electrical conversion circuit and a composite measurement circuit. The optical-to-electrical conversion circuit may be configured to generate a first current based on incident light that is incident on the pixel. The composite measurement circuit is coupled to the optical-to-electrical conversion circuit. The pixel may have a first operating mode and a second operating mode. The composite measurement circuit may generate a first pulse signal based on the first current when the pixel operates in the first operating mode, where the first pulse signal represents the intensity information of the incident light. When the pixel operates in the second operating mode, the pixel receives a plurality of sampling signals, and generates a plurality of second pulse signals based on the first current and the plurality of sampling signals.

Abstract: This application provides a chip, a dynamic vision sensor, and a method for outputting pixel information. The chip includes a pixel array and a processing circuit, and each pixel row in the pixel array includes at least two pixel groups. In the processing circuit, based on a change of a light intensity value of at least one pixel in a first pixel group, a first signal including row location information of the first pixel group in the pixel array is generated, and a second signal including column location information of a pixel row in which the first pixel group is located is generated. The first signal and the second signal are sent to a pixel output circuit, to enable the pixel output circuit to accurately output location information of the first pixel group whose light intensity value changes in the pixel array.

Abstract: The present application provides a linear vibration motor, including a casing, a stator and a vibrator accommodated in the casing, and an elastic member for suspending the vibrator in the casing. The vibrator includes a mass block having a through-hole, and a magnetic circuit system. The magnetic circuit system includes a first magnetic steel arranged on one side of the stator and a second magnetic steel arranged on the other side of the stator. The first magnetic steel and the second magnetic steel are extended in parallel and arranged centrally symmetrically around a geometric center of the stator. The first magnetic steel includes a first magnetic steel portion, and the second magnetic steel includes a second magnetic steel portion. The asymmetric magnetic circuit structure can improve the nonlinear vibration when the stator is offset during the arrangement, which is helpful for improving the stability and yield of the test.

Abstract: The present application provides a linear motor, including a casing, a vibrator assembly, and elastic brackets. The elastic brackets are arranged on both sides of a vibration direction of the vibrator assembly, including a first fixing portion connected to the casing, a second fixing portion connected to the vibrator assembly, and a connecting portion. An outer surface of the second fixing portion is provided with a welding tab, and the welding tab includes two first side edges arranged relatively parallel to each other and extended along the vibration direction, a second side edge and an arcuate edge connecting the two first side edges. The arcuate edge is protruded in a direction away from the second side edges. The edges of the welding tabs in the linear motor have an arcuate structure, which can improve the stress distribution of the elastic brackets and improve the lifespan of the product.

Abstract: The present application provides a vibration motor, including a spring holder, a vibrator connected to the spring holder, and a casing. The spring holder includes a fixing portion connected to the vibrator, an elastic arm extending from the fixing portion, and an engagement portion. The fixing portion is provided with a first surface connected to the vibrator, a second surface, and a first side surface. The second surface is provided with a first welding piece, and the first welding piece is provided with a second side surface arranged opposite to the first side surface, and the second side is spaced apart from the vibrator. In the above-mentioned structure, the first welding piece does not interfere with the abutting fit between the fixing portion and the vibrator, thereby improving the performance and yield of the vibration motor.

Abstract: A filter structure for an infrared camera, the infrared camera and virtual reality device are disclosed. An embodiment of the filter structure includes at least one film, the at least one film includes at least one dichroic dye, the at least one dichroic dye is configured to absorb visible light, and molecular orientation of the dichroic dye of the at least one film includes at least two target directions, and any two directions of the at least two target directions are not parallel.

Abstract: Described herein, inter alia, are GTPase inhibitors and uses thereof.

Abstract: The present disclosure provides an optical polarizing device and a manufacturing method therefor, and a near-eye display apparatus. The optical polarizing device includes: a reflective polarizing film, a linear polarizing coating located on one side of the reflective polarizing film, and a phase retardation coating located on the other side of the reflective polarizing film. A distance between at least one of the linear polarizing coating and the phase retardation coating and a surface of the reflective polarizing film is less than 0.5 micrometers.

Abstract: A method for embedding a data network graph includes: performing node feature extraction on a data network graph and a negative sample network graph using a first network embedding model, to obtain a positive sample embedding vector and a negative sample embedding vector performing node feature extraction on a first enhanced graph and a second enhanced graph of the data network graph using the first network embedding model, to obtain a first global embedding vector and a second global embedding vector; determining a first matching degree and a second matching degree; adjusting a parameter of the first network embedding model based on a loss value determined based on the first matching degree and the second matching degree; and performing node feature extraction on the data network graph based on an adjusted first network embedding model, to obtain an embedding vector configured for classifying each node in the data network graph.