Abstract: The application describes a method for generating a subset of an electronic map describing a road network in an area. The generation process reduces the number of road segments and the number of attributes associated with these road segments. The map data subset generation enables optimisation of the bandwidth and request rate to provide relevant information to a client application processing the map data subset.

Abstract: A surface microstructure, a molding process thereof and an application thereof are provided. The surface microstructure includes a substrate integrally formed on a light-facing surface of a plastic product. The substrate includes a first surface arranged facing away from the light-facing surface of the plastic product and a microstructure layer integrally formed on the first surface of the substrate. The microstructure layer includes at least one first microstructure region. The at least one first microstructure region includes first microstructure units arranged on the substrate according to a first rule. Surfaces of the first microstructure units are spherical structures protruding in a direction away from the substrate. The substrate and the microstructure layer are integrally injection molded by a rapid cooling and heating process. The first microstructure units are compact and full, which effectively achieve diffuse reflection of incident light and reduce surface reflection.

Abstract: A cable detection robot and a working method thereof, wherein the cable detection robot includes: a first main body, a second main body, and a rotatable mechanism. The first main body and the second main body each include a support, a driving apparatus, and a holding apparatus; the driving apparatus includes a first wheel and a driving motor, to drive the first wheel to move along a cable through the driving motor; the holding apparatus is symmetrically arranged on two sides of the support, each side includes a first servo motor, connecting to a supporting wheel group; the supporting wheel group is perpendicular to a surface of the cable, the holding apparatus holds or is separated from the cable through rotation of the first servo motor, and relative positions of the first main body and the second main body are adjusted through the rotatable mechanism to implement obstacle surmounting.

Abstract: Systems and methods for prefetching map data for a drive of a vehicle without route guidance comprise obtaining first map data comprising first map tiles, the first map data relating to a geographic area, the geographic area including a current position of the vehicle, determining a first predicted path for the vehicle based on the first map data and the current position of the vehicle, determining, based on the first map data and the first predicted path, an indication of a further trajectory of the vehicle and obtaining, based on the indication, second map data comprising at least one second map tile.

Abstract: An intelligent reinforcing support for reinforced concrete low-box girder and method for minimally invasive reinforcement, including first main body, second main body, one-way rotation support structure, one-way lifting structure and control device; first and second main bodies arranged up and down, first main body used to transfer load on bridge deck to second main body, second main body used to transfer load to bottom plate, lower part of first main body inserted into second main body and matched with second main body through one-way lifting structure; outer wall of upper part of first main body and outer wall of second main body respectively provided with one-way rotation support structure and automatic lock, automatic lock connected to lock catch of corresponding one-way rotation support structure, communicated with control device, automatic lock unlocks after receiving instruction, supporting rod of first main body moves upwards, supporting rod of second main body moves downwards.

Abstract: Embodiments of this application relate to the field of terminal device technologies, and specifically, to a wearable device. According to the wearable device provided in embodiments of this application, an outer frame is provided with a mounting channel, and the mounting channel penetrates the outer frame. A housing is disposed in the mounting channel, and the housing is detachably connected to the outer frame. A movement is disposed in the housing.

Abstract: The present invention belongs to the technical field of bridge protection. In order to solve the problem of how to protect bridge piers from flow-induced vibration (FIV), the present invention provides a method and system for monitoring the bridge piers based on digital twin and a FIV protection device, comprising: an annular steel board and multiple polyurethane boards, an inner wall of the annular steel board is fixedly connected to a structure to be protected, hydraulic devices and multiple energy-dissipation springs are arranged between an outer wall of the annular steel board and the polyurethane boards, and the polyurethane boards are spaced apart. The present invention may reduce or even eliminate the FIV caused by seawater or rivers to the structure to be protected, thereby slowing down the fatigue damage caused by FIV to the structure to be protected.

Abstract: The present invention relates to an inhibitor of R-spondin 2 and/or R-spondin 3 mediated bone morphogenetic protein (BMP) receptor inhibition for use in treating and/or preventing leukemia in a subject; and to methods, kits, combined preparations, and uses related thereto.

Abstract: The present invention provides an STPA method and apparatus for accurate identification of a loss scenario. The method comprises: defining the purpose of the analysis, comprising identifying of a loss; modeling a system state machine using a finite state machine; identifying an unsafe control action using the identified loss and the modeled system state machine. The method according to the present invention achieves accurate and efficient identification of loss scenarios of a complex system using state machines and model checking techniques.

Abstract: Provided is an efficient transdermal delivery system based on an acidic group-containing biomaterial produced by bonding or physically compounding a tertiary amine oxide group-containing polymer to an acidic group-containing biomaterial or an acidic group-containing biomaterial nanogel. The efficient transdermal delivery system does not require a subcutaneous injection. After being smeared or coated on a skin, the transdermal delivery system can effectively penetrate through the stratum corneum of the skin and enter the subcutaneous layers to exert prominent medical aesthetic effects such as wrinkle and fold correction, or to achieve the transdermal delivery of heparin for thrombolysis, or to achieve the delivery of a drug.

Abstract: The disclosure belongs to the field of underground energy storage, and particularly provides a large-deformation underground energy storage device, including a body. The body includes a rubber sealing layer, a negative Poisson's ratio material layer, a large deformation concrete layer and rock layers sequentially nested from inside to outside; an internal storage space is formed in the rubber sealing layer, the negative Poisson's ratio material layer includes a plurality of negative Poisson's ratio material elements connected in sequence, and the large deformation concrete layer is cast from deformable concrete.

Abstract: The disclosure herein provides a device, a method and a computer-readable storage medium for quantitative phase imaging, and relates to the field of quantitative phase imaging. The specific implementation scheme is: Obtain a multiplexed interferogram of the sample, where the multiplexed interferogram is a sample beam composed of at least two beams with different wavelengths to illuminate the sample and penetrate into the cube beam splitter Combine at least two beams with different wavelengths as the reference beam, and the combined beam is the imaging image sampled by the camera; and perform phase retrieval on the multiplexed interference image to obtain each beam of the sample in the composite sample beam The phase map at the wavelength of. Using the embodiments of the disclosure herein, one imaging acquisition and one phase retrieval are to acquire the phase maps of at least two wavelength channels.

Abstract: Air cleaner assemblies, components, and features are described. The features can be used to provide that the air cleaner assembly includes a housing and cover within which a filter cartridge having a media pack and a seal arrangement surrounding the media pack can be installed. The air cleaner assembly may also include a projection-receiver arrangement in which the filter cartridge has at least one first member and the housing has at least one second member that interacts with the first member. In one example, a portion of the seal arrangement is coplanar with the first member and a portion that is below the first member such that the first member is located between the seal arrangement and an inlet end of the filter cartridge.

Abstract: Provided is a method for preparing a random sgRNA full-coverage group of a target sequence. The method comprises: cleaving a PAM region of a target sequence using a restriction enzyme; linking same to an sgRNA skeleton; acquiring a sequence targeting a protospacer region by means of a restriction enzyme site having a collateral activity on the sgRNA skeleton; linking same to a T7 promoter; acquiring an sgRNA library with the T7 promoter by means of amplification; and acquiring an sgRNA library of the target sequence by means of in-vitro transcription. Also disclosed are a method for preparing an sgRNA library of ribosomal RNA, a method for removing ribosomal RNA from the RNA library, and a method for removing human whole genomes from a host genome. The method has the advantages of low cost, simple manufacture, uniform coverage, low preference, no limitation on the length of a target sequence, no need for design of sgRNAs in large quantities, etc.

Abstract: Integrated automatic detection equipment includes a tractor, a first test vehicle and a second test vehicle. A central control system, a geometric linear detection system, a road three-dimensional (3D) detection system, and a laser 3D scanning system are arranged on the tractor. A front end of the first test vehicle is detachably connected to a rear end of the tractor, and a rear end of the first test vehicle is detachably connected to a front end of the second test vehicle. A drop hammer loading system is arranged on the first test vehicle. A bridge dynamic detection system is arranged on the second test vehicle. The geometric linear detection system, the road 3D detection system, and the drop hammer loading system are used for a road detection.

Abstract: Air cleaner assemblies, components, and features are described. The features can be used to provide that the air cleaner assembly includes a housing and cover within which a filter cartridge having a media pack and a seal arrangement surrounding the media pack can be installed. The air cleaner assembly may also include a projection-receiver arrangement in which the filter cartridge has at least one first member and the housing has at least one second member that interacts with the first member. In one example, a portion of the seal arrangement is coplanar with the first member and a portion that is below the first member such that the first member is located between the seal arrangement and an inlet end of the filter cartridge.

Abstract: Provided are a method for manufacturing a PDLC membrane electrode, a negative pressure platform, and a PDLC membrane. The method for manufacturing a PDLC membrane electrode includes the following steps: placing a PDLC membrane on a negative pressure platform with a side to be processed facing upwards, and making a liquid crystal activation area of the side to be processed of the PDLC membrane coincide with a transparent area of the negative pressure platform, and other area coincides with a main body area of the negative pressure platform; activating a liquid crystal layer of the PDLC membrane; cutting and tearing off, according to a half-cut area, a PET layer and an electric conduction layer located on the liquid crystal layer, and sweeping or tearing off the activated liquid crystal layer together to expose the electric conduction layer below the liquid crystal layer to form a corresponding electrode.

Abstract: A ductile material, a method for manufacturing a ductile member, and an anti-collision device for bridge piers, wherein the ductile material includes specific components in parts by mass as follows: 50-62 parts of thermoplastic polyurethane, 11-33 parts of neodymium-iron-boron, 12-24 parts of nickel-titanium alloy, 2-3 parts of metal magnetic powder, and 1-2 parts of polypropylene or polyethylene or polylactic acid or polyetheretherketone. The use of the ductile material, the method for manufacturing a ductile member, and the anti-collision device for bridge piers facilitates navigation.

Abstract: An advanced map matching algorithm is disclosed, which embeds the road topology inherently in a set of path candidates. Road connectivity is maintained even in special situations such as U-turns, reverse driving, and tunnels. Careful path candidate management is designed to reduce the candidate count while preserving well-matching candidates. Paths are treated and evaluated independently using multiple criteria, which makes the algorithm reliable and robust in different scenarios.

Abstract: The disclosure belongs to the field of underground energy storage, and particularly provides a large-deformation underground energy storage device, including a body. The body includes a rubber sealing layer, a negative Poisson's ratio material layer, a large deformation concrete layer and rock layers sequentially nested from inside to outside; an internal storage space is formed in the rubber sealing layer, the negative Poisson's ratio material layer includes a plurality of negative Poisson's ratio material elements connected in sequence, and the large deformation concrete layer is cast from deformable concrete.