Abstract: The present invention provides destructible, digestible, or dissolvable microwell arrays, such as hydrogel microwell arrays, which are useful for segregating, culturing, and analyzing biological samples such as cells and mixtures of cells.

Abstract: A random write method includes: using a wear-leveling module to scan the number of free blocks and the number of bad blocks in a target super logic unit; using a lookup management module to iteratively update, according to the number of current remaining solid-state disk data frames, the number of historically weighted solid-state disk data frames in a long short-term memory network manner; using dynamic write arbitration to determine an adjustment stage based on the number of historically weighted solid-state disk data frames, and determining the expected number of read and write operations per second based on the adjustment stage; and re-updating the number of historically weighted solid-state disk data frames, and adjusting the actual number of read and write operations per second based on the re-updated number of historically weighted solid-state disk data frames and the expected number of read and write operations per second.

Abstract: Provided is a display substrate including a substrate and a plurality of light emitting units and a plurality of light detection units located on the substrate, At least one light emitting unit includes a light emitting element and a pixel circuit connected to the light emitting element, and at least one light detection unit includes an optical sensing element and a light emitting detecting circuit connected to the optical sensing element. At least one inorganic hydrogen barrier layer is arranged on one side of the optical sensing element close to the substrate. The light emitting element has a first light emitting region and a second light emitting region, the first light emitting region of the light emitting element emits light from a side away from the substrate, and the second light emitting region of the light emitting element emits light from a side close to the substrate.

Abstract: A drive method for a display panel, wherein the display panel includes a plurality of current data lines, a plurality of time-length data lines, a first current selection signal line, a second current selection signal line, a first time-length selection signal line and a second time-length selection signal line, at least one current data line is connected with the first current selection signal line or the second current selection signal line, and at least one time-length data line is connected with the first time-length selection signal line or the second time-length selection signal line; the method includes: providing a valid level signal to the first time-length selection signal line, the second time-length selection signal line, the first current selection signal line and the second current selection signal line.

Abstract: An optical system and a head mounted display are disclosed. The optical system comprises: a third lens, a second lens and a first lens arranged successively along a propagation direction of incident light. There are three Fresnel surfaces in the optical system, and two of the Fresnel surfaces are arranged adjacent to each other. The third lens has a positive focal power. A field of view of the optical system is ?100 degrees. The present disclosure provides a solution of optical structure with short-focus, high light efficiency and large FOV. The optical system according to the present disclosure can be applied in, for example, a head mounted display.

Abstract: Disclosed are an attractive electromagnetic flanging method using a stepped magnetic field shaper for a small metal pipe fitting, and a device. The problems that an existing electromagnetic flanging method uses a dual-coil and dual-power system, is complicated in control and coordination, and cumbersome in assembly configuration, and a forming effect of using a single coil system is poor are solved. The superior performance of a magnetic field in a specific area can be strengthened during flanging forming through the special stepped magnetic field shaper, such that an effect of replacing provision of an axial background magnetic field coil is achieved. The method solves the problem of insufficient radial electromagnetic force in the single coil system, and simplifies the problems of complicated control and coordination and cumbersome assembly configuration of the dual-coil system.

Abstract: Embodiments of the present disclosure provide an array substrate and a display apparatus. The array substrate includes: a base substrate; a conductive layer located on the base substrate, where a material of the conductive layer includes copper; and an oxidization protective layer, located on a side, facing away from the base substrate, of the conductive layer, where a material of the oxidization protective layer includes tungsten.

Abstract: A sample processing and analyzing device for soil analysis in a karst area comprises a mounting unit, a processing unit arranged on the mounting unit, and an analyzing unit arranged on the mounting unit and connected with the processing unit through a feeding unit. The design of the damping component can control the grinding force to avoid sample crushing. The installation disc can be effectively clamped by the second axial moving component to move the sample position according to the grinding requirements, facilitating step-by-step polishing. The feeding unit sends the sample to the analysis unit through a conveyor belt for effective analysis. The sample processing and analyzing device can effectively process a soil concretion sample into a sample for analysis, has the advantages of easy operation, high degree of automation and high efficiency, and is suitable for mass popularization.

Abstract: An optical film includes a polarizer. The polarizer includes a base layer, and a material of the base layer is obtained by dyeing a base material with a dye. The base material includes a polyvinyl alcohol material, and the dye is selected from blue dichroism organic dyes.

Abstract: An array substrate, a detection method for the array substrate, and a tiled display panel. In the array substrate, each of pixels (1) comprises sub-pixels (01) of at least three colors and a pixel driving chip (02) for driving each sub-pixel (01) to emit light; each sub-pixel (01) comprises at least one inorganic light-emitting diode; a display area (A1) further comprises: a positive signal line (Hm) connected to a positive electrode of each inorganic light-emitting diode, and a data signal line (Dm), a scanning line (Sn), and a reference signal line (Vm) connected to each pixel driving chip (02); each pixel driving chip (02) is used for writing signals of the data signal line (Dm) into the sub-pixels (01) of different colors under the control of the corresponding scanning line (Sn) in a time division manner.

Abstract: A route updating method and a user cluster is disclosed. A master node of the user cluster operates in a worker node of a cluster provided by a service provider. The user cluster includes at least one worker node in which a BGP routing client operates, a BGP routing server operates in the master node, a BGP connection exists between the BGP routing client and the BGP routing server. When the BGP routing client detects that a new component is created by a worker node, the BGP routing client sends a route adding request corresponding to the component to the BGP routing server. When received, the BGP routing server adds a route table entry including the IP address of the component and the IP address of the worker node where the BGP routing client is located to a local route table of the master node.

Abstract: The present disclosure provides, among other things, methods and devices for single cells/particle selection and isolation from a sample in a light-curable biomatrix gel. The individual cells or particles are observed by microscopy and manipulated and isolated by accurately controlling the light transmission from a liquid crystal display (LCD) oriented under the sample to provide a detailed image of the sample. In some embodiments, selected cells or particles are then immobilized by curing the biomatrix gel with blue/violet light transmitted from a LED pixel array. In other embodiments, the selected cells or particles of interest are allowed to remain mobile. In either embodiment, the individual cells or particles of interest are segregated from and isolated from the remainder of the sample.

Abstract: A capacitive power transfer system can include a power transmitter having one or more primary side filter components, a communications modulator, and transmitter capacitive couplers; and a power receiver having receiver capacitive couplers capacitively coupled to the transmitter capacitive couplers, one or more secondary side filter components, and a communication demodulator. The one or more primary side filter components and the one or more secondary side filter components can be selected to provide power amplifier operation at a power delivery frequency and act as a stable gain high pass filter above a communications cutoff frequency that is higher than the power delivery frequency.

Abstract: A computer-implemented method, a computer system, and a computer program product for trajectory similarity search is provided. The present invention may include, in response to receiving, by one or more processors, a search request for at least one trajectory similar to a query trajectory, determining, by one or more processors, a respective similarity between a query trajectory and a plurality of trajectories by calculating, in a synchronized way, a spatial distance measure and a time difference measure between the query trajectory and the plurality of trajectories. The present invention may further include, identifying, by one or more processors, the at least one trajectory from the plurality of trajectories based on the respective similarity between the query trajectory and the plurality of trajectories.

Abstract: An alignment mark includes a first alignment marker located on a first surface of a substrate and a second alignment marker located on a second surface of the substrate. The second alignment marker is arranged to be matched with the first alignment marker, and capable of representing a process variation between the second alignment marker and the first alignment marker.

Abstract: Disclosed are a display panel, a control method for the same, and a display device. The display panel includes: M rows and N columns of pixel units, N current data lines sequentially arranged along a row direction, and N time-length data lines sequentially arranged along the row direction. Each pixel unit includes a pixel circuit, the pixel circuit including a current data terminal and a time-length data terminal. An ith column of the current data lines and an ith column of the time-length data lines are respectively located on two sides of an ith column of pixel units, the current data terminals of the pixel circuits of the ith column of pixel units are electrically connected to the ith column of the current data lines.

Abstract: The present disclosure provides a method and an apparatus for identifying a dark web website in a scenario where a plurality of pages are accessed simultaneously. The method includes: obtaining browsed network traffic packets of websites to be identified, and extracting direction sequence features from the network traffic packets; dividing the direction sequence features into a plurality of subsequence features based on a plurality of sliding windows, and inputting the plurality of subsequence features into a neural network model to extract preset pattern features; analyzing a correlation of the preset pattern features using a target website identification model to obtain a probability result of a target website being accessed; obtaining a target website identification result in the website to be identified based on the probability results and a preset classification model.

Abstract: The invention provides novel phosphoinositide 3 kinase beta-selective inhibitors and pharmaceutical compositions thereof, as well as methods of their preparation and use, in therapy of various diseases and conditions, such as solid tumors.

Abstract: Provided are an interaction method and apparatus in a live streaming room, and a device and a storage medium. The method comprises: in response to a trigger operation for a preset duet entry on a live streaming room page, jumping from the live streaming room page to a camera capture page, wherein a host portrait cutout corresponding to the live streaming room page is displayed on the camera capture page and a capture control is provided on the camera capture page acquiring multimedia information captured by a camera, in response to a trigger operation for the capture control on the camera capture page, wherein the multimedia information comprises an image or a video; and synthesizing the multimedia information with the host portrait cutout to obtain a duet multimedia product.

Abstract: An indirect heat pump system includes a refrigerant unit, a cold water handling unit, and a hot water handling unit. A cold water inlet of the cold water handling unit communicates with an evaporator; a cold water outlet of the cold water handling unit communicates with the evaporator; the cold water handling unit is connected to a plurality of loads in parallel. A hot water inlet of the hot water handling unit communicates with a condenser; a hot water outlet of the hot water handling unit communicates with the condenser; the hot water handling unit is connected to the loads in parallel; and a plurality of hot water two-way valves are disposed in pipelines of the hot water handling unit and are configured to control the on and off of the hot water in the loads.