Abstract: A deep learning based method for integrating demand forecasting and scheduling of online ride-hailing at a hub is provided. The method includes: S1, performing data processing: performing missing value filling, outlier processing and normalization processing on the historical orders of online ride-hailing and relevant feature data of the urban transportation hub; S2, performing feature screening: primarily screening the relevant features by means of a Pearson correlation test and box plot analysis, calculating an influence degree of data of each feature on the orders of online ride-hailing by using an XGBoost algorithm, and secondarily screening the features; S3, performing model construction: constructing an integrated model for demand forecasting and scheduling decision of online ride-hailing at the urban transportation hub; and S4: performing algorithm design: designing a decision tree and deep learning combination algorithm, and calculating the number of online hailed rides to be scheduled.

Abstract: This application discloses a cryopump, including a pump housing, a radiation shield in the pump housing, a first-stage cold storage component in the pump housing, a second-stage cold storage component in the holding space of the radiation shield, a connector connecting the first-stage cold storage component and the radiation shield, and a cryopanel assembly in the holding space and connected to the second-stage cold storage component.

Abstract: A given segment of computer code is obtained and modified to produce one or more inefficient versions of the given segment of computer code in comparison to the given segment of computer code. A code parse tree is generated for the given segment of computer code and each inefficient version of the given segment of computer code. Model embeddings are generated based on the generated code parse trees and a diffusion model is trained based on the generated model embeddings.

Abstract: An image processing method includes using different filter weights to process a multi-scale feature map obtained by encoding an initial image to obtain a target residual image after obtaining the initial image, and performing target processing on the initial image and the target residual image to obtain a target output image.

Abstract: An imaging system includes a color imaging sensor that acquires a color image having a color image resolution and color image field of view, a grayscale imaging sensor that acquires a grayscale image having a grayscale image resolution and grayscale image field of view, wherein the grayscale image field of view is at least partially within the color image field of view, and the grayscale image resolution is greater than the color image resolution with respect to the color image field of view, and a first processor that generates an output image by obtaining the color image and the grayscale image, determining a color image region of interest (ROI), bounded by a color image ROI boundary box within the color image, such that the color image ROI includes the subject, and determining a grayscale image ROI, bounded by a grayscale image ROI boundary box within the grayscale image.

Abstract: A support structure is provided. The support structure includes a first support plate (1), a second support plate (2), a third support plate (3), and a transmission mechanism (4). The first support plate (1) and the second support plate (2) are arranged in parallel. The transmission mechanism (4) is disposed on one side of the first support plate (1) and the second support plate (2) away from a display. The third support plate (3) is connected to the transmission mechanism (4), and the transmission mechanism (4) is rotatably connected to the first support plate (1) and the second support plate (2). An electronic device is provided, which includes one or more such support structures. This configuration can solve the problem of the support area provided by the support structure of the electronic device having certain limitations and thus meets the support requirements for displays of different active screen sizes.

Abstract: A support structure is provided. The support structure includes a first support plate (1), a second support plate (2), a third support plate (3), and a transmission mechanism (4). The first support plate (1) and the second support plate (2) are arranged in parallel. The transmission mechanism (4) is disposed on one side of the first support plate (1) and the second support plate (2) away from a display. The third support plate (3) is connected to the transmission mechanism (4), and the transmission mechanism (4) is rotatably connected to the first support plate (1) and the second support plate (2). An electronic device is provided, which includes one or more such support structures. This configuration can solve the problem of the support area provided by the support structure of the electronic device having certain limitations and thus meets the support requirements for displays of different active screen sizes.

Abstract: An electronic device includes a housing provided with an accommodating space and a first opening communicated with the accommodating space; a functional unit movably disposed in the accommodating space; a drive device disposed in the housing, the drive device is connected with the functional unit, and the drive device drives the functional unit to retract into the accommodating space through the first opening, or at least partially extend out of the accommodating space; and a rolling body disposed on a side wall of the accommodating space, and during movement of the functional unit relative to the side wall of the accommodating space, the rolling body is in rotational contact with the functional unit, and an extending direction of the side wall is parallel to a moving direction of the functional unit.

Abstract: A sampling assembly, including a sampling needle, a first pipeline, a second pipeline, a driving member, a first switching member, and a second switching member, is disclosed. The first pipeline is connected between the sampling needle and the first switching member. The second pipeline is connected between the first switching member and the driving member. The first switching member is used for connecting or disconnecting the first pipeline and the second pipeline. The second pipeline is connected, by means of the second switching member, to a negative pressure source. The sampling time of the sampling assembly of the present disclosure is relatively short. The present disclosure further discloses a sample analyzer and a sampling method.

Abstract: A method includes analyzing a dataflow graph representing data dependencies between operators of a dataflow application to identify a plurality of candidate groups of the operators. Based on characteristics of a given hardware accelerator and the operators of a given candidate group of the plurality of candidate groups, determining whether the operators of the given candidate group are to be combined. In response to determining that the operators of the given candidate group are to be combined, retrieving executable binary code segments corresponding to the operators of the given candidate group, generating a unit of binary code including the executable binary code segments and metadata representing an execution control flow among the executable binary code segments, and dispatching the unit of code to the given hardware accelerator for execution of the unit of code.

Abstract: A stamping tray includes a tray body and a base board. The tray body defines a number of mounting grooves for receiving workpieces to be scrapped. The base board is located on a side of the tray body away from the mounting grooves. Each of the mounting grooves defines a through hole extending to the base board.

Abstract: A wireless charging assembly includes a substrate and a charging emission trace on the substrate. The wireless charging assembly further includes a touch structure on a side, which is away from the charging emission trace, of the substrate. A preparation method of the wireless charging assembly, a terminal device and a wireless charging method for the terminal device are also provided.

Abstract: An anti-peeping device, an anti-peeping method thereof and a display device are disclosed. The anti-peeping device comprises: an upper substrate and a lower substrate which are arranged opposite to each other, and an electrophoresis layer filled between the upper substrate and the lower substrate; an electrode layer is arranged on a side, facing the electrophoresis layer, of at least one of the upper substrate and the lower substrate; the electrode layer includes a plurality of first sub-electrodes distributed along a first direction; and the electrophoresis layer includes charged particles with an electric property opposite to that of the first sub-electrodes to absorb light rays.

Abstract: A light source panel and a display device are disclosed. The display device includes: a display panel of reflection type and a light source panel disposed on a light emitting side of the display panel, the light source panel includes a parallax barrier structure and light emitting units, the parallax barrier structure includes light splitting components, the light splitting components include at least a non-transparent state, the light transmission areas are located in spaces between adjacent splitting light components, and the light emitting units at least partially overlap with the light splitting components in a direction perpendicular to the light source panel.

Abstract: An array substrate is disclosed. The array substrate may include a base substrate, gate lines and data lines intersecting the gate lines on the base substrate. The gate lines and the data lines may define a plurality of pixel regions. Each of at least some of the plurality of the pixel regions may be provided with an image sensor. The image sensor may include a sensitive element, a first electrode at one end of the sensitive element, and a second electrode at the other end of the sensitive element. The image sensor may be configured to sense light having image information.

Abstract: An integrated display panel, a display apparatus and an image display method. The integrated display panel includes a display substrate and a plurality of photodiodes located in the display substrate, at least part of the plurality of photodiodes being configured to acquire light signals of a target area and convert the acquired light signals of the target area into electric signals for forming a target area image.

Abstract: An integrated display panel and a preparation method thereof are provided. The integrated display panel includes a first base substrate and a second base substrate, the first base substrate and the second base substrate being disposed opposite to each other, the first base substrate being provided with a pixel unit thereon, the pixel unit including a plurality of sub-pixel units having different colors; the integrated display panel further includes an image acquisition module which includes a photo sensing unit disposed in each of the sub-pixel units, the photo sensing unit includes a photodiode disposed in a non-display region of the sub-pixel unit, the photodiode is configured to photoelectrically convert light from a target area to obtain an electric signal representing an image of the target area.

Abstract: A light emitting diode display substrate, a manufacturing method thereof, and a display device are provided. The light emitting diode display substrate includes a base substrate; a light emitting diode located on the base substrate, and a self-assembled monolayer. The light emitting diode includes a graphene layer, and the graphene layer is located on a side of the light emitting diode close to the base substrate; the self-assembled monolayer is located between the graphene layer and the base substrate and connected with the graphene layer.

Abstract: A light source, a light source assembly, a display device and a display method. The light source comprises a first light emitting region and a second light emitting region. The first light emitting region and the second light emitting region can control ON or OFF of the light emission separately. The first light emitting region and the second light emitting region are arranged alternately along a first direction. The first light emitting region and the second light emitting region of the light sources in this disclosure can be controlled separately. Hence, one light emitting region can be made to emit light while the other light emitting region can be made to be turned off. There is no stray light in the turned-off light emitting region, so as to avoid stray light crosstalk to light of the other light emitting region.

Abstract: A method includes analyzing a dataflow graph representing data dependencies between operators of a dataflow application to identify a plurality of candidate groups of the operators. Based on characteristics of a given hardware accelerator and the operators of a given candidate group of the plurality of candidate groups, determining whether the operators of the given candidate group are to be combined. In response to determining that the operators of the given candidate group are to be combined, retrieving executable binary code segments corresponding to the operators of the given candidate group, generating a unit of binary code including the executable binary code segments and metadata representing an execution control flow among the executable binary code segments, and dispatching the unit of code to the given hardware accelerator for execution of the unit of code.