Abstract: The present disclosure provides an electronic device. The electronic device includes a body and a display screen. The display screen is fixed to the body. A back of the body includes a spacing area not covered by the display screen, the spacing area including a conductor layer. The electronic device further includes an antenna of the electronic device disposed in the spacing area to emit or receive radio frequency signals. The antenna includes the conductor layer.

Abstract: Described herein are systems and techniques for generating training data for use in training a machine learning model for image enhancement. The system may access a target image of a displayed video frame, wherein the target image represents a target output of the machine learning model. The system may access an input image of the displayed video frame, wherein the input image corresponds to the target image and represents an input to the machine learning model. The system may train the machine learning model using the target image and the input image corresponding to the target image to obtain a trained machine learning model.

Abstract: Embodiments of the present invention relate to methods, systems, and computer program products for distributed transaction management. In a method, a first transaction is performed, where both a first data in a first application system and a second data in a second application system are to be accessed in the first transaction. A second transaction is identified in response to a determination that the second data in the second application system fails to be accessed in the first transaction, the first data in the first application system being accessed in the second transaction during performing the first transaction. A value of the first data is determined based on status of the first transaction and status of the second transaction.

Abstract: A video generation method includes obtaining action clips into which source videos are split, through action recognition with respect to the source videos, selecting target clips from among the action clips, based on correlation between clip features of at least some of the action clips and an intention feature extracted from a video generation request, and generating a target video by combining at least some of the target clips.

Abstract: A method and associated computer system. A first machine executes machine code in a debugging session on the first machine. The machine code had been previously received by the first machine from a second machine. The machine code includes machine executable instructions. The machine code was generated from compilation of source code developed and compiled on the second machine. In response to a change in the machine code having detected by the first machine in the debugging session on the first machine, the first machine determines a portion of the source code associated with the change in the machine code based on a profile. The profile indicates a mapping between the source code and the machine code. The first machine, while communicating with the second machine, causes the portion of the source code to be updated on the second machine based on the change in the machine code.

Abstract: The present invention discloses a tower-shape integrated ecological purification device for domestic sewage in a small town. The device includes a water storage and filter pond, a medium reverse osmosis pond, an amphibious biological reaction system, and an aquatic biological reaction system. The amphibious biological reaction system and the aquatic biological reaction system are alternately connected from the top down. The amphibious biological reaction system and the aquatic biological reaction system form an alternating dry and wet, oxidation-reduction compound environment. Plant absorption, biological substrate transformation, aeration, and strengthening medium adsorption are combined to form a multi-stage plant-microbe-animal integrated ecological purification treatment process/device. The present invention achieves the efficient purification and acceptable discharge of domestic sewage in small towns.

Abstract: A method for displaying an associated window of a terminal device is provided. The method includes for a current window displayed, determining an associated window of the current window among at least a subset of all windows of the terminal device, and displaying the associated window together with the current window, wherein content displayed in the associated window is related to content displayed in the current window. When examples of the present disclosure are employed, windows associated with each other can be displayed simultaneously, interaction between a user and the device can be reduced, and system resources of the device can be saved.

Abstract: An antenna system and a mobile terminal are provided. The antenna system includes a front frame rib connecting a system ground with a first short-axis frame, a slit provided on a first long-axis frame, a radio frequency front end area provided in system ground, and first and second frame-joint points each connecting radio frequency front end area with a metal frame. The first and second frame-joint points are located between front frame rib and slit. The radio frequency front end area includes a feeding point, a matching circuit, an impedance tuning circuit and a switching circuit. The impedance tuning circuit and the switching circuit are adjusted to switch an operating state of antenna system in such a manner that the antenna system operates in different frequency bands. The antenna system includes one operating state in which the antenna system operates in a frequency band ranging from 1710 MHz to 2700 MHz.

Abstract: A method and an apparatus for scheduling a virtual machine are disclosed in. The method includes predicting resource data required by a virtual machine in a next time period to obtain a prediction result; obtaining used resource data and available resource data of candidate host machines; adding the prediction result to used resource data of each candidate host machine to obtain a superimposition result of each candidate host machine; and separately comparing the superimposition result of each candidate host machine with available resource data of each host machine, and selecting a target host machine corresponding to the virtual machine from the candidate host machines. The present disclosure solves the technical problem of a large waste of resources caused by the needs of a host machine to reserve resources for respective peaks of each virtual machine in the existing technologies.

Abstract: A method and a system for scheduling a virtual machine are disclosed. The method includes: obtaining energy consumption data of a rack and energy consumption data of host computers, wherein the rack is used to place the host computers; determining power consumption data of a virtual machine; determining a target host computer corresponding to the virtual machine according to the energy consumption data of the rack, the energy consumption data of the host computers, and the power consumption data of the virtual machine; and dispatching the virtual machine to the target host computer. The present disclosure solves the technical problems of unbalanced power consumption scheduling caused by virtual machine scheduling methods that are implemented only according to CPU parameters in the existing technologies.

Abstract: An antenna module includes a first antenna and a second antenna. The first antenna forms multiple operating states. By switching the multiple operating states, the first antenna supports an LTE low frequency of 698-960 MHz and an LTE medium-high frequency of 1710-2690 MHz, and supports multi-carrier aggregation in the band. In each operating state, the first antenna also operates in 5G bands of 3300-3800 MHz and 4800-5000 MHz, the second antenna operates in 5G bands of 3300-3800 MHz and 4800-5000 MHz and a new TDD-LTE band of 5150-5925 MHz. The first antenna and the second antenna together form a 2×2 MIMO of 5G bands of 3300-3800 MHz and 4800-5000 MHz. The antenna module provided by the disclosure has better communication performance.

Abstract: System and method for optimizing a three-dimensional model representing a shape of an object to be fabricated from a plurality of materials having known physical properties. The object is designed to exhibit one or more target properties and the three-dimensional model includes a plurality of cells. The system includes at least one processor programmed to receive a data structure including information for a material property gamut of microstructures for the plurality of materials and two or more of the known physical properties of the plurality of materials, and perform a topology optimization process on the three-dimensional model to generate an optimized model, wherein the topology optimization process is constrained based, at least in part, on the information in the received data structure and the one or more target properties.

Abstract: Disclosed is a system and method for estimating quantitative parameters of a subject using a magnetic resonance (“MR”) system using a dictionary. The dictionary may include a plurality of signal templates that sparsely sample acquisition parameters used when acquiring data. The acquired data is compared with the dictionary using a neural network. Thus, systems and methods are provided that are more computationally efficient, and have reduced data storage requirements than traditional MRF reconstruction systems and methods.

Abstract: The present application belongs to the field of medicinal chemistry, and relates to crystals of an aniline pyrimidine compound serving as an EGFR inhibitor. Specifically, the present application relates to crystal A, crystal B and crystal C of N-(2-((2-(dimethyl amino)ethyl)(methyl)amino)-4-methoxy-5-(4-(3-methyl-2-oxo-2,3-dihydro-1H-benzo[d]imidazole-1-base)pyrimidine-2-base amino)phenyl)acrylamide (formula I) hydrochloride, and also relates to the method for preparing the crystal A, the crystal B and the crystal C, a crystal composition comprising the crystal A, the crystal B, and the crystal C, a pharmaceutical composition comprising the crystal A, the crystal B and the crystal C or the crystal composition thereof, and medical uses thereof. The crystal A, the crystal B and the crystal C in the present application has the advantages of high purity, high crystallization degree, good stability and the like.

Abstract: A manufacturing method of a low heat-conducting magnesium-aluminium spinel brick includes: (1) evenly mixing sintered magnesia, fused magnesia, magnesium-aluminium spinel and corundum to prepare flame retardant coating raw material mixed powder, adding naphthalene binder to the flame retardant coating raw material mixed powder to prepare the flame retardant coating raw materials after evenly mixing; (2) evenly mixing forsterite, fayalite and magnesia, adding the naphthalene binder to the mixed powder, moulding, drying, and then burning to obtain aggregate composite hortonolite raw materials; adding the naphthalene binder to the aggregate composite hortonolite having granularity ?5 mm to prepare the thermal insulating layer raw materials after evenly mixing; (3) spacing and loading the flame retardant coating raw materials and the thermal insulating layer raw materials in a mold, pressing into green bricks, keeping the green bricks at a temperature of 110° C.

Abstract: Embodiments of the present disclosure relate to methods, systems, and computer program products for processing a message including a content and operations performed on the content. According to the method, in response to a message including both a content and a description of operations performed on the content being requested to access, an application may be made to access the content; and the application may be made to execute the operations performed on the content.

Abstract: The invention discloses a class of new polymers, trans-ring-fused poly(4-hydroxybutyrate)s (RF-P4HB) that exhibit a unique set of properties, including robust thermal stability and mechanical strength, quantitative recyclability to the building block monomers via thermolysis and/or chemical catalysis, and convenient production from the chemical ring-opening polymerization under ambient temperature and pressure. Another unique property is the formation of crystalline stereocomplexed polymers with high melting temperature upon mixing the two enantiomeric RF-P4HB chains via stereocomplexing co-crystallization. This invention also provides the corresponding ring-fused lactone monomer structures that enable the synthesis of the RF-P4HB polymers, through trans-fusing of rings to the parent ?-butyrolactone ring. Furthermore, a polymerization or copolymerization process for the synthesis of RF-P4HB polymers and copolymers is disclosed.

Abstract: In the present disclosure, it is provided a multi-chain information management method, apparatus, storage medium, and blockchain identity parser, including: acquiring application information submitted by a user, where the application information includes identity information; creating a management account for the user according to the application information and generating account information of the management account; acquiring account information of a blockchain account of the user corresponding to the identity information in a blockchain; and storing the account information of the blockchain account and the account information of the management account in a correlated manner, enabling the user to manage the blockchain account according to the management account.