Abstract: Provided is a method for preparing an alkaline red mud coating for preventing marine organism attachment, including: (1) mixing stearic acid and absolute ethanol by stirring to obtain a mixed solution; (2) mixing the mixed solution and a red mud powder to obtain a mixture, and drying the mixture to obtain a modified hydrophobic red mud powder; (3) adding benzyl glycidyl ether into an epoxy resin and conducting dispersion to be uniform to obtain a mixed system, adding the modified hydrophobic red mud powder into the mixed system, continuing the dispersion to be uniform to obtain a blend, and grinding the blend to obtain an antifouling coating material; and (4) during use, mixing the antifouling coating material with a polyamide curing agent to obtain a mixture system, and applying the mixture system onto a surface of building to form the alkaline red mud coating for preventing marine organism attachment.

Abstract: An electronic paper display device includes a first base substrate, and a plurality of sub-pixels on the first base substrate. Each sub-pixel includes: a first electrode on the first base substrate; a second electrode on the first electrode and including a plurality of grooves passing through thereof, the orthographic projection of the grooves on the first base substrate falling within the orthographic projection of the first electrode on the first base substrate; a microstructure on the side of the second electrode away from the first base substrate and including a paper film microcavity and a plurality of charged particles in the paper film microcavity, where the plurality of charged particles include a plurality of first color charged particles and a plurality of second color charged particles with opposite electrical properties; and a third electrode on the side of the microstructure away from the second electrode.

Abstract: The described positional awareness techniques employing sensory data gathering and analysis hardware with reference to specific example implementations implement improvements in the use of sensors, techniques and hardware design that can enable specific embodiments to find new area to cover by a robot encountering an unexpected obstacle traversing an area in which the robot is performing an area coverage task. The sensory data are gathered from an operational camera and one or more auxiliary sensors.

Abstract: The present disclosure provides a display panel and a display device. The display panel comprises: a first substrate, a plurality of first thin film transistors located on one side of the first substrate, and a first signal line located on one side of each first thin film transistor and insulated from each first thin film transistor; and a second substrate, and a plurality of first spacers located on the side of the second substrate facing the first substrate, the orthographic projection of each first spacer on the first substrate having an overlapping region with the orthographic projection of the first thin film transistor on the first substrate, and having an overlapping region with the orthographic projection of the first signal line on the first substrate.

Abstract: A battery includes: a positive output terminal; a negative output terminal; a first battery module that is connected to the positive output terminal and the negative output terminal and that includes: a first string of first and second types of battery cells that are electrically connected in series, where the first type is different than the second type; and a second battery module that is electrically connected in parallel with the first battery module and that includes: a second string of the first and second types of battery cells that are electrically connected in series.

Abstract: A Lidar system, window of the Lidar system and a method of moving a fluid along a window. The window includes a first electrode disposed on a first side of a outermost layer of the window, a second electrode disposed on the first side of the outermost layer, and a processor. The processor is configured to activate the first electrode to draw a fluid to a first location on a second side of the outermost layer opposite the first electrode, deactivate the first electrode, and activate the second electrode to draw the fluid to a second location on the second side of the outermost layer opposite the second electrode.

Abstract: The present disclosure provides a measurement method and system based on image electroencephalogram sensitivity data for a built environment dominant color, and relates to the field of urban quality measurement. The measurement method based on image electroencephalogram sensitivity data for a built environment dominant color includes acquiring electroencephalogram data corresponding to a built environment image sample; calculating an environment dominant color sensitivity on the basis of the electroencephalogram data; extracting a dominant color feature parameter according to the built environment image sample; constructing a built environment dominant color measurement model, and training same by taking sensitivity data and a dominant color feature as an input; and inputting an environment image to be analyzed into a trained model, so as to obtain a predicted dominant color sensitivity result.

Abstract: The present disclosure provides compositions and methods for engineered cellular compositions and methods of immunotherapy utilizing the same. Compositions of the present disclosure for immune cell regulation comprise a chimeric antigen receptor polypeptide, a T cell receptor polypeptide, and combinations thereof.

Abstract: Embodiments of this application provide a power control method, a communication apparatus, and a communication system. The method includes: determining whether a first condition is met, where the first condition includes that a time-frequency resource for sending a first beam and a time-frequency resource for sending a second beam overlap, a ratio of interference of the first beam to the second beam to noise floor of a receiver is greater than a first threshold, and a ratio of interference of the second beam to the first beam to the noise floor of the receiver is greater than the first threshold; and reducing transmit power of the first beam and transmit power of the second beam when the first condition is met.

Abstract: A group captioning system includes computing hardware, software, and/or firmware components in support of the enhanced group captioning contemplated herein. In operation, the system generates a target embedding for a group of target images, as well as a reference embedding for a group of reference images. The system identifies information in-common between the group of target images and the group of reference images and removes the joint information from the target embedding and the reference embedding. The result is a contrastive group embedding that includes a contrastive target embedding and a contrastive reference embedding with which to construct a contrastive group embedding, which is then input to a model to obtain a group caption for the target group of images.

Abstract: Provided are a display panel and a display device. The display panel includes a metal layer and a display function layer, and the metal layer is located between the display function layer and a display surface of the display panel; the metal layer includes multiple metal conductive structures, and the multiple metal conductive structures are arranged with a period, and are arranged in a first direction with a first period; the display function layer includes multiple pixel units, and the multiple pixel units are arranged with a period, and are arranged in a second direction with a second period; the first period and the second period are in a relationship of an integral multiple.

Abstract: A method of making a reference electrode assembly for an electrochemical cell according to various aspects of the present disclosure includes providing a subassembly including a separator layer and a current collector layer coupled to the separator layer. The method further includes providing an electrode ink including an electroactive material, a binder, and a solvent. The method further includes creating a reference electrode precursor by applying an electroactive precursor layer to the current collector layer. The electroactive precursor layer covers greater than or equal to about 90% of a superficial surface area of a surface of the current collector layer. The electroactive precursor layer includes the electrode ink. The method further includes creating the reference electrode assembly by drying the electroactive precursor layer to remove at least a portion of the solvent, thereby forming an electroactive layer. The electroactive layer is solid and porous.

Abstract: A video processing method, apparatus, and device and a storage medium are provided. The method includes: monitoring an operation indication inputted by a user through a personal homepage on a social platform, the personal homepage being used for displaying personal information of the user; obtaining, when the operation indication is a shooting indication for shooting a personal status video, the personal status video; uploading the personal status video to a back-end server of the social platform; and displaying indication information of the personal status video in a personal-information display region of the personal homepage.

Abstract: This application provides a communication method and a communications apparatus, where the communication method includes: receiving, by a terminal device, downlink control information, where the downlink control information is used to indicate the terminal device to receive or send a first channel on a first resource; receiving, by the terminal device, first indication information, where the first indication information is used to indicate a second resource; when the first resource and the second resource overlap in time domain, receiving or sending, by the terminal device, the first channel on a third resource, where the third resource and the second resource do not overlap in time domain.

Abstract: The described positional awareness techniques employing sensory data gathering and analysis hardware with reference to specific example implementations implement improvements in the use of sensors, techniques and hardware design that can enable specific embodiments to find new area to cover by a robot performing an area coverage task of an unexplored area. The sensory data are gathered from an operational camera and one or more auxiliary sensors.

Abstract: A method and device for determining a suction height of a variable speed unit is provided. The method includes: acquiring a reference cavitation coefficient and a reference specific rotation speed parameter corresponding to a target water head section in a preset number of power stations; conducting calculations on the reference cavitation coefficient and the reference specific rotation speed parameter by utilizing a target scheme to obtain a target formula; acquiring a maximum lift, a minimum lift, a speed variation range and a synchronous rotation speed value of a current target variable speed unit and input force values of the target variable speed unit at a plurality of key working condition points; and determining a target suction height of the target variable speed unit.

Abstract: A semi-submersible floating wind power generator includes a wind power generator set, a post device, a load carrying device and a mooring device. The wind power generator set is disposed at a first end of the post device. The load carrying device is disposed at a second end of the post device. The mooring device is disposed at the second end of the post device. The post device includes a main post and multiple auxiliary posts. The main post is disposed in parallel with the multiple auxiliary posts, and second ends of the multiple auxiliary posts are aligned such that the second ends of the multiple auxiliary posts form a first plane, and the second end of the main post is disposed at a position closer to the first end of the main post than the first plane.

Abstract: There is provided a method and apparatus for tracking a device. The tracked device may be a wearable device worn by a user participating in an athletic activity. An anchor device is positioned with respect to a playing area and receives signals from the tracked device. The anchor device estimates the position of the tracked device by measuring a distance and direction of the signal, and decodes the signal to obtain measurements taken by the tracked device. The position and the measurements are combined to produce tracking data for the device.