Abstract: A construction method and system for asset value models in a digital twin engine includes: measuring the level of business importance based on a business model of building energy consumption assets, and constructing a first asset value model according to the business importance; establishing a correlation between the assets and productivity, and constructing a second asset value model according to productivity loss caused by the assets; and calculating the energy use efficiency of a building according to optimal decision variables, predicting the degradation index of the assets through the energy use efficiency, the first asset value model and the second asset value model, and generating a maintenance solution of the assets. The disclosed has ingenious conception and excellent effect, and realizes the accurate evaluation of the asset value by establishing the correlation between the assets and different businesses and different efficiency, generating the optimal and most accurate asset maintenance solution.

Abstract: An array substrate includes multiple pixel electrodes constituting first pixel electrode columns, second pixel electrode columns and third pixel electrode columns, and data lines including first data lines, second data lines and third data lines. A first data line, a first pixel electrode column, a second data line, a second pixel electrode column, a third data line and a third pixel electrode column are arranged in sequence in a row direction. Distances between the first pixel electrode column and the first data line, between the second pixel electrode column and the second data line, between the third pixel electrode column and the third data line, and between the first pixel electrode column and the second data line are a first distance to a fourth distance, respectively. The first distance is less than the fourth distance and greater than the second distance and/or the third distance.

Abstract: Provided is a reverse-conducting IGBT chip including a first conductive type substrate; and several first conductive type short circuit regions arranged at intervals below the substrate and adjacent to a collector region. The short circuit regions are located outside a first preset range having the center of a chip as a center, in a second preset range outside the first preset range and having the center of the chip as a center, in a third preset range outside the second preset range and having the center of the chip as a center, and in a range outside the third preset range and enclosed by a chip edge.

Abstract: An electrode assembly includes a first electrode plate, a second electrode plate, and a separator located between the first electrode plate and the second electrode plate; the first electrode plate includes a first current collector and a first membrane disposed on the first current collector, and the first membrane is provided with a first tab groove; and the second electrode plate includes a second current collector and a second membrane disposed on the second current collector, the second membrane is provided with a blocking groove and an alignment region defined by the blocking groove, and a projection of the alignment region on the first electrode plate covers the first tab groove.

Abstract: Disclosed are a display device and a driving method for a display device. The display device includes a display component and a light control component. The light control component has a plurality of light control pixels arranged in an array. Each of the light control pixels at least covers one of the display pixels. Each of the light control pixels is configured to switch between a first state and a second state. When the light control pixel is in the first state, external ambient light that has passed through the first polarizer does not change polarization state after passing through the light control pixel. When the light control pixel is in the second state, external ambient light that has passed through the first polarizer is adjusted, after passing through the light control pixel, to be linearly polarized light perpendicular to the light transmission axis of the reflective polarizer.

Abstract: Systems and methods described herein involve establishing a secure hypertext transfer protocol (HTTPS) connection between a media server and one or more cameras selected by a client device through a web browser application; establishing a websocket secure (WSS) connection between the media server and the web browser application of the client device; receiving, at the media server, media chunks of live video from the selected one or more cameras through the HTTPS connection; and transmitting, from the media server, the media chunks of live video received from the selected one or more cameras to the web browser application of the client device through the WSS connection.

Abstract: An array substrate includes multiple pixel electrodes constituting first pixel electrode columns, second pixel electrode columns and third pixel electrode columns, and data lines including first data lines, second data lines and third data lines. A first data line, a first pixel electrode column, a second data line, a second pixel electrode column, a third data line and a third pixel electrode column are arranged in sequence in a row direction. Distances between the first pixel electrode column and the first data line, between the second pixel electrode column and the second data line, between the third pixel electrode column and the third data line, and between the first pixel electrode column and the second data line are a first distance to a fourth distance, respectively. The first distance is less than the fourth distance and greater than the second distance and/or the third distance.

Abstract: Disclosed are a display device and a driving method for a display device. The display device includes a display component and a light control component. The light control component has a plurality of light control pixels arranged in an array. Each of the light control pixels at least covers one of the display pixels. Each of the light control pixels is configured to switch between a first state and a second state. When the light control pixel is in the first state, external ambient light that has passed through the first polarizer does not change polarization state after passing through the light control pixel. When the light control pixel is in the second state, external ambient light that has passed through the first polarizer is adjusted, after passing through the light control pixel, to be linearly polarized light perpendicular to the light transmission axis of the reflective polarizer.

Abstract: The present disclosure relates to display panels. The display panels may include an array substrate. The array substrate may include a base substrate, a reflective layer on a surface of the base substrate, and a plurality of reflective color films distributed at intervals in an array mode on a surface of the reflective layer opposite from the base substrate. The plurality of reflective color films may be configured to enable a light being reflected by the reflective layer and then passing through one of the plurality of the reflective color films to have a color.

Abstract: A display apparatus includes an array substrate and an opposite substrate arranged opposite the array substrate. The array substrate includes a first substrate and a plurality of sub-pixels disposed on the first substrate and arranged in an array. The opposite substrate includes a second substrate and a plurality of first spacers arranged at a side of the second substrate proximate to the array substrate. An orthographic projection, on the array substrate, of a first spacer is in a region where a region between two adjacent rows of sub-pixels intersects with a region between two adjacent columns of sub-pixels.

Abstract: Provided is a method for determining whether a fetus has chromosomal aneuploidy, the method comprising: the method comprises: (1) obtaining nucleic acid sequencing data from a pregnant woman sample; (2) determining a fetal fraction of the pregnant woman sample and an estimated fraction by a predetermined chromosome based on the nucleic acid sequencing data; (3) determining a first feature based on a difference between the estimated fraction by a chromosome to be tested and the estimated fraction by a second comparison chromosome, and determining a second feature based on a difference between the estimated fraction by the chromosome to be tested and the fetal fraction; and (4) determining whether the fetus has an aneuploidy for the chromosome to be tested based on the first feature and the second feature by using corresponding data of control sample, wherein the control sample comprises a positive sample and a negative sample, the positive sample has an aneuploidy for the chromosome to be tested, and the negat

Abstract: A display panel and a display device are provided. The display panel comprises a first substrate and a second substrate provided opposite to each other. The first substrate comprises M*N subpixels defined by gate lines and data lines. Thin film transistors in the k-th display row are connected to a first data line, and thin film transistors in the (k+1)-th display row are connected to a second data line. The second substrate comprises M*N filter units, a black matrix is provided between adjacent filter units, and the black matrix comprises shielding rows and shielding columns. The shielding row located between the k-th display row and the (k+1)-th display row has a first width, the shielding row located between the (k+1)-th display row and the (k+2)-th display row has a second width, and the first width is not equal to the second width. The display device comprises a display panel.

Abstract: A light emitting apparatus is provided. The light emitting apparatus includes a frame structure having a bottom side and a reflective lateral side connecting to the bottom side; and a first light emitting element and a second light emitting element on the bottom side of the frame structure. The first light emitting element is configured to emit a first light having a first wavelength range along a first direction. The second light emitting element is configured to emit a second light having a second wavelength range along a second direction. The first direction and the second direction are substantially opposite to each other. The reflective lateral side of the frame structure is configured to reflect the first light having the first wavelength range into a first reflected light and reflect the second light having the second wavelength range into a second reflected light.

Abstract: A light emitting apparatus is provided. The light emitting apparatus includes a frame structure having a bottom side and a reflective lateral side connecting to the bottom side; and a first light emitting element and a second light emitting element on the bottom side of the frame structure. The first light emitting element is configured to emit a first light having a first wavelength range along a first direction. The second light emitting element is configured to emit a second light having a second wavelength range along a second direction. The first direction and the second direction are substantially opposite to each other. The reflective lateral side of the frame structure is configured to reflect the first light having the first wavelength range into a first reflected light and reflect the second light having the second wavelength range into a second reflected light.

Abstract: Provided are a display device and a manufacturing method thereof, wherein the display device includes a display substrate and an opposite substrate which are oppositely arranged cell-assembled, and a first spacer disposed between the display substrate and the opposite substrate; a cross-section of the first spacer has a shape of rounded polygon.

Abstract: The present disclosure is related to a display apparatus. The display apparatus may include a display panel and a mirror switcher. The mirror switcher may be configured to reflect external incident light and block display light emitted by the display panel in a mirror mode of the display apparatus, and to transmit the display light emitted by the display panel in a display mode of the display apparatus.