Abstract: The present disclosure provides a display panel and a display apparatus, and belongs to the field of display technology. The display panel includes a plurality of pixel units each including a plurality of subpixels. At least one subpixel in at least one pixel unit is adjacent to at least two support parts, an angle is formed between connection lines respectively connecting centers of the at least two support parts adjacent to the at least one subpixel and a center of the subpixel, and two angles adjacent in a first direction have different orientations.

Abstract: The present disclosure relates to an apparatus for enhancing contrast sensitivity and resolution in a grating interferometer by machine learning, which can improve both image contrast sensitivity and spatial resolution in a grating interferometer by machine learning, the apparatus including: an image acquisition unit; a numerical phantom generation unit, a convolution layer generation unit to extract features from input data; an activation function application calculation unit that can apply a rectified linear activation function to an output value of the convolution calculation to perform smooth repetitive machine learning; a CNN repetitive machine learning unit that corrects a convolution calculation factor while repeatedly performing forward propagation and backward propagation processes; and an image matching output unit that matches and outputs features extracted by repetitive machine learning of the CNN repetitive machine learning unit.

Abstract: Provided is a display panel. The display panel includes: a base substrate having a display region and a peripheral region surrounding the display region; a plurality of pixel units disposed in the display region and including a light-emitting unit; a barrier structure disposed in the peripheral region and surrounding the plurality of pixel units; a connecting structure disposed in the peripheral region; a first insulating layer disposed between the first electrode layer and the base substrate, wherein a via hole is formed in a portion of the first insulating layer in the peripheral region; a circuit structure disposed in the peripheral region and including a first circuit structure; a second insulating layer disposed on a side of the second metal layer; and a third insulating layer disposed on a side of the second insulating layer and including a body pattern.

Abstract: Display substrate and display apparatus are provided. The display substrate includes a display area and a periphery area surrounding the former, and further includes: a signal line, basic spacers, compensation spacers, and an encapsulation structure, the signal line having a first section located at the periphery area; at least a part of the basic spacers is located at the display area; disposed in a first periphery area, an orthographic projection of the first periphery area onto a base of the display substrate at least partially overlaps with an orthographic projection of a side face of the first section onto the base; the layout density of the compensation spacers is greater than that of the basic spacers; the encapsulation structure includes organic and inorganic encapsulation layers arranged in a stack, and the organic and inorganic encapsulation layers cover the compensation spacers.

Abstract: Systems and techniques are described for large field of view imaging. A device's first image sensor captures a first image based on first light from a scene redirected by a light redirection element (e.g., a first prism and/or first reflective surface), and the device's second image sensor captures a second image based on second light from the scene redirected by the light redirection element (e.g., a second prism and/or second reflective surface). The device can modify the first image and/or second image using perspective distortion correction and/or to align one or more properties of two respective depictions of a shared portion of a scene in the two images. The one or more properties can include brightness, contrast, positioning, sharpness, tint, hue, and/or saturation. The device can generate a combined image with a large field of view and smooth transitions by combining the first image and the second image.

Abstract: In one embodiment, there is provided a dissectography module for dissecting a two-dimensional (2D) radiograph. The dissectography module includes an input module, an intermediate module, and an output module. The input module is configured to receive a number K of 2D input radiographs, and to generate at least one three-dimensional (3D) input feature set, and K 2D input feature sets based, at least in part, on the K 2D input radiographs. The intermediate module is configured to generate a 3D intermediate feature set based, at least in part, on the at least one 3D input feature set. The output module is configured to generate output image data based, at least in part, on the K 2D input feature sets, and the 3D intermediate feature set. Dissecting corresponds to extracting a region of interest from the 2D input radiographs while suppressing one or more other structure(s).

Abstract: A touch display panel includes: a base substrate, including a display area and a peripheral area on at least one side of the display area; pixel units in the display area, including a pixel driving circuit and a light-emitting element electrically connected to each other; touch electrodes in the display area; a touch wire electrically connected to at least one touch electrode, at least part of which extends to the peripheral area; a touch lead in the peripheral area, where the touch lead and the touch wire are in different conductive layers; and a contact groove in the peripheral area, where the touch wire and the touch lead are in contact in the contact groove, where the touch wire has a first touch wire portion in the contact groove, and the first touch wire portion extends obliquely with respect to an upper surface of the base substrate.

Abstract: A display panel and a display device are provided. The display panel has a main display area and a light-transmitting display area, including: a first electrode layer including multiple first electrodes arranged at intervals; a pixel definition layer is provided with multiple first via holes; a light-emitting layer group is at least partially arranged within the first via holes, and the light-emitting layer group located within the first via holes forms light-emitting parts; in the light-transmitting display area, a second electrode layer includes multiple second electrodes and connection wires connected with each other; the multiple second electrodes are arranged at intervals, the second electrodes are located on a side of the light-emitting parts away from a base substrate, and orthographic projections of the second electrodes on the base substrate cover orthographic projections of the first electrodes on the base substrate.

Abstract: In some embodiments, a method of machine learning includes identifying, by an auto encoder network, a simulator feature based, at least in part, on a received first simulator data set and an emulator feature based, at least in part, on a received first emulator data set. The method further includes determining, by a synthesis control circuitry, a synthesized feature based, at least in part, on the simulator feature and based, at least in part, on the emulator feature; and generating, by the auto encoder network, an intermediate data set based, at least in part, on a second simulator data set and including the synthesized feature. Some embodiments of the method further include determining, by a generative artificial neural network, a synthesized data set based, at least in part, on the intermediate data set and based, at least in part, on an objective function.

Abstract: Methods and systems for performing optogenetics using X-rays or ultrasound waves are provided. Visible-light-emitting nanophosphors can be provided to a sample, and X-ray stimulation can be used to stimulate the nanophosphors to emit visible light. Alternatively, ultrasonic waves can be provided to the sample to cause sonoluminescence, also resulting in emission of visible light, and this can be aided by the use of a chemiluminescent agent present in the sample. The emitted light can trigger changes in proteins that modulate membrane potentials in neuronal cells.

Abstract: A display substrate, comprising: a base, a circuit structure layer, a light-transmitting structure layer, and a light-emitting structure layer. The circuit structure layer is located in a second region and comprises a plurality of first pixel circuits. The light-transmitting structure layer is located in a first region and comprises a shielding layer and at least one connecting layer. Orthographic projections of the shielding layer and of at least one connecting layer at least partially overlap on the base. The at least one connecting layer comprises a plurality of first connecting lines, at least one first connecting line extending from the first region to the second region. The light-emitting structure layer comprises a plurality of first light-emitting elements located in the first region. At least one first light-emitting element is electrically connected to at least one first pixel circuit by means of at least one first connecting line.

Abstract: The present disclosure relates to a display substrate, a manufacturing method thereof, and a display device. The display substrate includes a flexible substrate, and a TFT driver circuit on the flexible substrate. The TFT driver circuit includes a patterned semiconductor layer on the flexible substrate. The display substrate further includes a shielding layer configured to shield fluoride ions from entering the flexible substrate. The shielding layer is arranged at a same layer as the semiconductor layer, and/or the shielding layer is located between the semiconductor layer and the flexible substrate.

Abstract: Various systems and methods are provided for MAR in CT images. A corrupted CT image, of a region of interest (ROI) of a subject, including artifacts caused by a metal object in the subject may be acquired. A corrupted sinogram including a corrupted region of corrupted data caused by the metal object and an uncorrupted region of uncorrupted data may be generated. A mask sinogram that delineates the corrupted region of the corrupted data may be generated. A corrected sinogram including the uncorrupted region of the uncorrupted data and an inpainted region of inpainted data corresponding to the corrupted region may be generated using a denoising diffusion probabilistic model, the corrupted sinogram, and the mask sinogram. A corrected CT image, of the ROI of the subject, that includes reduced artifacts relative to the artifacts in the corrupted CT image may be generated based on the corrected sinogram.

Abstract: Display substrate and display apparatus are provided. The display substrate includes a display area and a periphery area surrounding the former, and further includes: a signal line, basic spacers, compensation spacers, and an encapsulation structure, the signal line having a first section located at the periphery area; at least a part of the basic spacers is located at the display area; disposed in a first periphery area, an orthographic projection of the first periphery area onto a base of the display substrate at least partially overlaps with an orthographic projection of a side face of the first section onto the base; the layout density of the compensation spacers is greater than that of the basic spacers; the encapsulation structure includes organic and inorganic encapsulation layers arranged in a stack, and the organic and inorganic encapsulation layers cover the compensation spacers.

Abstract: The present disclosure relates to the field of strain sensors, and specifically relates to a high-temperature thin-film strain sensor, including a substrate and a strain-sensitive grid. The strain-sensitive grid includes an indium tin oxide layer and a platinum layer, the indium tin oxide layer is deposited on the substrate, and the platinum layer is deposited on the indium tin oxide layer. The indium tin oxide layer contains 50% by mass of indium oxide and 50% by mass of tin oxide. The high-temperature thin-film strain sensor provided by the present disclosure can be used in an environment from room temperature to 500° C., and have extremely high sensitivity at a high temperature of 500° C. Unlike the conventional metal foil strain gauge with a thickness of several microns, the high-temperature thin-film strain grid has a thickness of 500 nm, which can better convey the strain of the measured object at high temperature.

Abstract: Systems and methods for reconstructing images for computed tomography are provided. Image reconstruction can be based on a realistic polychromatic physical model, and can include use of both an analytical algorithm and a single-variable optimization method. The optimization method can be used to solve the non-linear polychromatic X-ray integral model in the projection domain, resulting in an accurate decomposition for sinograms of two physical basis components.

Abstract: Imaging systems and methods are provided. Systems and methods of the subject invention can include the use of nanoparticles (for example, nanophosphors) within a sample to be imaged. Excitation with radiation, such X-ray radiation, can be performed on the nanoparticles to give rise to a change in one or more resonance parameters of the nanoparticles, and this change can be measured using magnetic resonance imaging to provide localization information.

Abstract: A method for continuous epitaxy of a carbon film, including the following steps: Si, providing a foil, wherein the foil is selected from a nickel foil or a copper-nickel alloy foil and has a first surface and a second surface; and S2, using the foil as a substrate and placing it on a solid carbon source, wherein the first surface of the foil is positioned close to the solid carbon source, while the second surface of the foil is positioned away from the solid carbon source, and then heating the foil and the solid carbon source, so that a carbon film is formed by continuous epitaxy on the second surface of the foil.

Abstract: A display panel has an active area and a peripheral area. The display panel includes a base, at least one barrier, and a filling pattern. The at least one barrier is disposed on the base and located in the peripheral area. The at least one barrier has a first top face, a first bottom face, and first side faces connected to the first top face and the first bottom face. The first top face and the first bottom face of the at least one barrier are disposed opposite to each other in a direction perpendicular to the base, and the first bottom face is closer to the base than the first top face. The filling pattern is disposed outside a barrier and located a connecting position between a first side face and the first bottom face. A slope of a side face of an outer contour formed by the barrier and at least one filling pattern as a whole is smaller than a slope of the first side face.

Abstract: A method for x-ray photon-counting data correction. The method includes generating, by a training data generation module, training input spectral projection data based, at least in part, on a reference spectral projection data. The training input spectral projection data includes at least one of a pulse pileup distortion, a charge splitting distortion, and/or noise. The method further includes training, by a training module, a data correction artificial neural network (ANN) based, at least in part, on training data. The data correction ANN includes a pulse pileup correction ANN, and a charge splitting correction ANN. The training data includes the training input spectral projection data and the reference spectral projection data.