Abstract: A memory device having a DRAM core and a register stores first data in the register before receiving first and second memory access commands via a command interface and before receiving second data via a data interface. The memory device responds to the first memory access command by writing the first data from the register to the DRAM core and responds to the second memory access command by writing the second data from the data interface to the DRAM core.

Abstract: The present disclosure relates to a method for assembling a large-diameter electric motor, the method includes: a preparing step: providing two or more stator segments for forming a stator and two or more rotor support segments for forming a rotor support; a splicing step: splicing the two or more stator segments and the two or more rotor support segments in a predetermined manner to form the stator and the rotor support that are coaxially assembled, respectively, and maintaining a predetermined gap between the stator and the rotor support in a radial direction; and an assembling step: inserting a plurality of magnetic pole modules into the predetermined gap, and assembling the plurality of magnetic pole modules to a mounting surface of the rotor support. The method can avoid the influence of a magnetic pulling force at an air gap between the stator and a rotor on an assembling process, and can improve the convenience of assembling the large-diameter electric motor on site.

Abstract: The present disclosure provides a vehicle positioning method, an apparatus and an autonomous driving vehicle, relating to autonomous driving in the technical field of artificial intelligence, which can be applied to high-definition positioning of the autonomous driving vehicle, the method including: if there is no high-definition map in a vehicle, acquiring intermediate pose information of the vehicle based on a global navigation satellite system and/or an inertial measurement unit in the vehicle, and determining the intermediate pose information as global positioning information; acquiring local positioning information; performing fusion processing to the global pose information and the local pose information to obtain fused pose information; performing compensation processing to the fused pose information according to the global attitude angle information and the local attitude angle information to obtain a position of the vehicle.

Abstract: The disclosure relates to an electric machine and an assembling method for an electric machine. The electric machine includes: a shaft assembly including a first shaft, a second shaft coaxially disposed within an inner circumference of the first shaft, and a bearing disposed between the first shaft and the second shaft; a first revolving body coaxially connected to the first shaft, wherein the first revolving body includes an annular first adapter bracket, and a tubular structural portion extending in an axial direction is disposed at an inner circumference of the first adapter bracket; a second revolving body coaxially connected to the second shaft and disposed around an outer circumference of the first revolving body; and a guiding assembly disposed between the tubular structural portion and the first shaft to restrict a movement of the first revolving body relative to the first shaft in a circumferential direction and a radial direction.

Abstract: The present disclosure relates to a stator support and a stator. The stator support is applied to a large-diameter electric motor. The stator support includes a stator shaft, coaxially connectable to a fixing shaft of the electric motor; a supporting assembly, coaxially arranged at an outer circumference of the stator shaft; a stator ring, connectable to a stator iron core of the electric motor, in which the stator ring includes two or more stator ring segments continuously distributed in a circumferential direction of its own, each of the stator ring segments is in a sector shape, and the two or more stator ring segments are coaxially arranged at an outer circumference of the supporting assembly.

Abstract: A memory access command, column address and plurality of write data values are received within an integrated-circuit memory chip via external signaling links. In response to the memory access command, the integrated-circuit memory chip (i) decodes the column address to select address-specified sense amplifiers from among a plurality of sense amplifiers that constitute a sense amplifier bank, (ii) reads first data, constituted by a plurality of read data values, out of the address-specified sense amplifiers, and (iii) overwrites the first data within the address-specified sense amplifiers with second data constituted by one or more of the write data values and by one or more of the read data values.

Abstract: Disclosed herein is a complex, a contrast agent and the method for treating a disease related to CXCR4 receptor. The complex is configured to bind the CXCR4 receptor, and is used as a medicament for diagnosis and treatment of cancers and other indications related to the CXCR4 receptor.

Abstract: A composite material for electrode includes electrode composite particles, each of which includes a core and a shell. Each core includes carbon matrix, multiple active nanoparticles and multiple graphite particles. The active nanoparticles and the graphite particles are randomly dispersed in the carbon matrix. Each shell covers the surface of each core, and the Mohs hardness of the shell is greater than 2.

Abstract: Disclosed in the present invention are a cooling system, a stator assembly, and an axial magnetic field motor. The cooling system is used for cooling of a stator core, comprises a housing and an enclosed cavity for containing the stator core, and further comprises: a liquid spraying cavity provided on the housing and used for containing liquid; a liquid inlet in communication with the liquid spraying cavity; a liquid outlet in communication with the enclosed cavity; and a liquid spraying assembly provided on an inner wall, corresponding to the stator core, of the housing.

Abstract: A flexible variable emissivity electrochromic device and a preparation method thereof are disclosed. The device includes a working electrode, a gel electrolyte layer, and a counter electrode sequentially from top to bottom. The working electrode includes a flexible polymer film and a metal film, the flexible polymer film is a surface-modified film and/or a film with a transition layer plated on a lower side thereof, and the metal film is deposited on the surface-modified film or the transition layer. The electrolyte layer includes a porous membrane and an electrolyte. The electrolyte is infiltrated in the porous membrane. The electrolyte includes an electrochromic material containing metal ions and a solvent, the metal ions enable reversible electrodeposition and dissolution, and metal of the metal ions is different from that used in the metal film. The preparation method includes preparing and assembling a working electrode, a gel electrolyte layer and a counter electrode.

Abstract: The present teaching generally relates to detecting abnormal user activity associated with an entity. In a non-limiting embodiment, baseline distribution data representing a baseline distribution characterizing normal user activities for an entity may be obtained. Information related to online user activities with respect to the entity may be received, distribution data representation a dynamic distribution may be determined based, at least in part, on the information. One or more measures characterizing a difference between the baseline distribution and the dynamic distribution may be computed, and in real-time it may be assessed whether the information indicates abnormal user activity. If the first information indicates abnormal user activity, then output data including the distribution data and the one or more measures may be generated.

Abstract: A memory access command, column address and plurality of write data values are received within an integrated-circuit memory chip via external signaling links. In response to the memory access command, the integrated-circuit memory chip (i) decodes the column address to select address-specified sense amplifiers from among a plurality of sense amplifiers that constitute a sense amplifier bank, (ii) reads first data, constituted by a plurality of read data values, out of the address-specified sense amplifiers, and (iii) overwrites the first data within the address-specified sense amplifiers with second data constituted by one or more of the write data values and by one or more of the read data values.

Abstract: The present invention provides an ophthalmic gel and a preparation method thereof. The ophthalmic gel comprises: an antibiotic; a nanocarrier, wherein the nanocarrier is used to load the antibiotic; and a biodegradable matrix, wherein the biodegradable matrix is compatible with the nanocarrier to carry the nanocarrier. When the ophthalmic gel of the present invention is applied to the surface of the cornea and conjunctiva of the eyes, the biodegradable matrix is automatically degraded and the nanocarrier carried by the biodegradable matrix will slowly release the antibiotic, loaded in the nanocarrier, at an appropriate rate to overcome the high-frequency use of general ophthalmic drugs and easily caused blurred vision; the present invention further comprises an ophthalmic gel preparation method.

Abstract: A method, an electronic device and a readable storage medium for point cloud data processing, which may be used for autonomous driving, are disclosed. The feature vectors of respective points in the first point cloud data and second point cloud data are pre-learned, and thus the feature vectors of the first key points may be determined directly based on the learnt second feature vectors of respective first neighboring points of the respective first key points in the first point cloud data, and the feature vectors of the candidate key points may be determined directly based on the learnt third feature vectors of the respective second neighboring points of respective candidate key points in the second point cloud data corresponding to the first key points.

Abstract: An anti-backflow device and a bidet are provided. The anti-backflow device includes a housing, an anti-siphon member, and a non-return assembly. A top of a water-passing chamber of the housing is provided with a vent. A bottom of the water-passing chamber is provided with a water inlet. A side wall of the water-passing chamber is provided with a water outlet. A sealing sheet of the anti-siphon member is movable to block the vent. The non-return assembly allows water to flow through the water inlet in only one direction.

Abstract: The present disclosure provides a point cloud data processing method, apparatus, electronic device and computer readable storage medium, which relates to computer vision technology and may be used for autonomous driving.

Abstract: The present invention provides a method for reconstructing a 3D object based on dynamic graph network, first, obtaining a plurality of feature vectors from 2D image I of an object; then, preparing input data: predefining an initial ellipsoid mesh, obtaining a feature input X by filling initial features and creating a relationship matrix A corresponding to the feature input X; then, inputting the feature input X and corresponding relationship matrix A to a dynamic graph network for integrating and deducing of each vertex's feature, thus new relationship matrix is obtained and used for the later graph convoluting, which improves the initial graph information and makes the initial graph information adapted to the mesh relation of the corresponding object, therefore the accuracy and the effect of 3D object reconstruction have been improved; last, regressing the position, thus the 3D structure of the object is deduced, and the 3D object reconstruction is completed.

Abstract: A composite particle for electrode includes a carbon matrix, a plurality of active nanoparticles and a plurality of graphite particles. The active nanoparticles are randomly dispersed in the carbon matrix. Each of the active nanoparticles includes an active material and a protective layer. The protective layer covers the active material, and the protective layer is an oxide, a carbide or a nitride of the active material. The graphite particles are randomly dispersed in the carbon matrix. A volume fraction of the protective layer in each of the active nanoparticles is smaller than 23.0%.