Abstract: A method for removing a heavy metal from water includes subjecting a microbial solution containing a liquid culture of a urease-producing bacterial strain and a reaction solution containing a manganese compound and urea to a microbial-induced precipitation reaction, so as to obtain biomineralized manganese carbonate (MnCO3) particles, admixing the biomineralized MnCO3 particles with water containing a heavy metal, so that the biomineralized MnCO3 particles adsorb the heavy metal in the water to form a precipitate, and removing the precipitate from the water.

Abstract: A method, device, system, and storage medium for tracking a moving target are provided. The method uses three-dimensional radar observation data to construct a state vector and a motion model of the moving target, thereby to construct a state equation and an observation equation for achieving filtering and tracking within a linear Gaussian framework. The disclosure is also suitable for a moving target in a two-dimensional scene with a distance and an azimuth, and the disclosure use a two-dimensional observation vector to construct a dynamic system to achieving tracking of the moving target. The disclosure can be used in radar systems containing Doppler measurements, and tracking of moving targets can be implemented by performing dimension-expansion processing on observation equations.

Abstract: A duty cycle calibration circuit includes delay, temperature compensation, differential, and phase adjustment units. The delay adjustment unit receives a single-ended input clock signal to be calibrated and an adjustment voltage and outputs a single-ended clock signal adjusted by the adjustment voltage. The temperature compensation adjustment unit determines the adjustment voltage output by the temperature compensation adjustment unit, and provides the adjustment voltage to the delay adjustment unit to eliminate the influence of the temperature on the duty cycle. The differential adjustment unit converts the single-ended clock signal into a differential clock signal, and adjusts delay of the differential clock signal.

Abstract: This application provides a task migration system and method. The system includes a first terminal and a second terminal. The second terminal runs a first application. The first terminal opens a recent task interface after receiving a user operation, where the recent task interface includes an identifier of the second terminal; after receiving a user operation performed on the identifier of the second terminal, displays, in the recent task interface, at least one task card corresponding to an application run by the second terminal in the background; and after receiving a user operation performed on a first task card corresponding to the first application, runs the first application, and displays a first user interface of the first application.

Abstract: The present disclosure relates to a leather coating composition comprising or consisting of a hydrosilylation curable silicone elastomer composition designed to be used as a topcoat for a synthetic leather material, particularly a silicone-based synthetic leather composite material. A silicone coating as a topcoat for a synthetic leather material which is the cured product of the composition, methods of making the topcoat, synthetic leather material utilizing same and uses of the synthetic leather material products are also disclosed. The topcoat is designed to provide a highly crosslinked silicone matrix containing silicon-free organic micro-particles to minimize or at least decrease change in gloss after abrasion.

Abstract: A power tool includes a brushless motor, including a stator and a rotor; an inverter circuit, including a plurality of switch components, where the plurality of switch components are configured to perform a switch action to control driving of the brushless motor; and a controller, electrically connected to the inverter circuit and the brushless motor, the controller including a load detection module configured to detect a parameter indicating a workload of the brushless motor. In response to the parameter being less than a set threshold, the controller is configured to control the brushless motor to maintain a first target rotational speed; and in response to the parameter being greater than or equal to a set threshold, the controller controls the brushless motor to maintain a second target rotational speed. The first target rotational speed may be greater than the second target rotational speed.

Abstract: A gas absorption box includes a box body, at least one gas absorption member and an outer housing assembly, the box body has an accommodating cavity; the gas absorption member is elastic and is provided with a first inner cavity, and the first inner cavity is in communication with the outside of the box body; and the outer housing assembly is arranged in the accommodating cavity and is elastically connected to the box body, and the outer housing assembly has a second inner cavity for accommodating a gas absorbent, the second inner cavity being in communication with the first inner cavity, and the gas absorption member being capable of absorbing gas for the second inner cavity. When battery powder or some positive-electrode materials for batteries are transported, hydrogen generated by the battery powder or some positive-electrode materials for batteries gathers towards the upper portion of a ton bag.

Abstract: Methods, systems, and computer programs are presented for providing an interactive canvas tool to generate multimodal, personalized content. One method includes providing a user interface (UI) for a canvas tool to generate multimodal content. The canvas tool comprises a prompt panel, a variations panel, and a canvas configured to present items of several types, such as a text type and an image type. The method further includes receiving text input including a textual description with instruction for generating an item, where the canvas tool is configured to generate items from the several types. The method further includes providing the text input to a generative artificial intelligence (GAI) tool, and presenting one or more variations based on an output of the GAI tool. The method further includes detecting a selection of one of the variations in the variations panel, and adding the selected variation to the canvas in the UI.

Abstract: An electronic device, including a first substrate, a partition wall structure, a pressurizing component, a second substrate, a shell, and multiple first conductive parts, is provided. The first substrate has a through hole, and a first surface and a second surface that are opposite to each other. The partition wall structure is disposed on the first surface and surrounds to form a first chamber. The pressurizing component is disposed on the partition wall structure and covers the first chamber. The pressurizing component includes at least a mass and a vibration membrane. The shell is disposed on the second substrate and jointly forms a second chamber with the second substrate. The first chamber is formed in the second chamber. The multiple first conductive parts are disposed between the first substrate and the second substrate. There is a gap between any two adjacent first conductive parts.

Abstract: Systems and methods are provided for performing random walk graph computing. One method may comprise generating a subset of walkers on a graph, maintaining the generated subset of walkers in a walker pool in a memory, loading a coarse-grained block of the graph from a non-volatile storage into a block buffer of the memory, generating pre-sampled edges for vertices in the coarse-grained block, storing the pre-sampled edges into a pre-sampled edge buffer allocated for the coarse-grained block and moving one or more walkers of the generated subset of walkers using the pre-sampled edges stored in the pre-sampled edge buffer. The generated subset of walkers may have an initial number determined based on a memory space allocated to the walker pool.

Abstract: Systems and methods are provided for performing temporal graph computing. One method may include ordering out edges in a candidate edge set of a vertex in deceasing time, grouping the out edges into a plurality of trunks with at least one of the plurality of trunks being a multi-edge trunk having two or more edges, generating a plurality of alias tables to record content of the plurality of trunks, performing inverse transform sampling on the plurality of trunks to choose a first trunk of interest, determining that the first trunk of interest is a complete multi-edge trunk with a plurality of edges arranged in a plurality of buckets and each bucket has an average weight of a total weight of the plurality of edges and sampling an edge from the plurality of edges by alias table sampling.

Abstract: Methods, systems, and computer programs are presented for enhancing a machine-generated product image. One method includes an operation for receiving a request on a user interface (UI) to generate an image, where the request comprises a description of the image to be generated and identification of a product for inclusion in the image. The method further includes operations for generating, by a generative artificial intelligence (GAI) model, a first image based on the request, analyzing the first image to identify a presentation of the product in the first image, and selecting a product image from a database of product images based on the identification of the product. The method further includes replacing the presentation of the product in the first image with the selected product image to obtain a second image, and causing presentation in the UI of the second image.

Abstract: Anhydrous liquid-phase exfoliation of germanium sulfide to provide few-layer germanium sulfide, as can be incorporated into electronic devices such as but not limited to batteries and cells comprising such materials.

Abstract: An immunogenic composition, a SARS-CoV-2 vaccine and a vector are introduced. The immunogenic composition has a recombinant protein having a sequence selected from the group consisting of SEQ ID NO: 1, SEQ ID NO: 2, SEQ ID NO: 3, SEQ ID NO: 4, and any polypeptide encoded by a polynucleotide which is at least 80% homologous with SEQ ID NO: 1-4, wherein the recombinant protein contains an IgG1 Fc protein fragment having a length of at least 6 amino acids; or a nucleic acid molecule encoding the recombinant protein. The SARS-CoV-2 vaccine has the above recombinant protein or the nucleic acid molecule encoding the above recombinant protein. The vector has the nucleic acid molecule encoding the above recombinant protein.

Abstract: A hydrogen concentration-controllable safe reaction tank for leaching of waste battery powder, includes at bed provided with supporting frames and a driver; a rotary acid pumping barrel articulated with the supporting frames, the driver being configured to drive the rotary acid pumping barrel to rotate, and a delivery pipe mounted on the bed and passing through the rotary acid pumping barrel where a screw for pushing material is disposed in the delivery pipe; the delivery pipe includes a pouring section located in the rotary acid pumping barrel, the pouring section is provided with a pouring opening at an upper portion and acid leakage holes at a bottom, and at least one acid pumping plate is mounted on an inner wall of the rotary acid pumping barrel.

Abstract: A reaction kettle cleaning apparatus, includes a kettle body and a stirrer, the stirrer being located in the kettle body and including a stirring rod and a stirring portion, where a movable frame is disposed on the stirring rod and is movable along the stirring rod; and a cleaning device is disposed on the movable frame and is configured to clean the kettle body; and the reaction kettle cleaning apparatus further includes a movable control apparatus configured to control the movable frame to move.

Abstract: A trajectory predicting method and a computing system for trajectory prediction are provided. In the method, feature extraction is respectively performed on past trajectories of multiple target objects through an encoder to generate first trajectory information of the target objects. A pooling process is performed on the first trajectory information of the target objects to generate second trajectory information of the target objects. The second trajectory information of each target object includes location relationships relative to other target objects. Third trajectory information is obtained from the past trajectories of the target objects. The third trajectory information includes a moving direction, scene information, and/or a moving mode. The predicted trajectories of the target objects are generated according to the second trajectory information and the third trajectory information through a decoder. Accordingly, the accuracy of prediction can be improved.

Abstract: A method and apparatus for generating a game character model, a processor, and a terminal are provided. The method includes: a user map corresponding to a two-dimensional user image to be used is acquired; the user map is mapped to an initial map of a game character to obtain a mapped map of the game character; and the mapped map and a game character grid are fused to generate a game character model. The present disclosure solves the technical problem that face mapping and face fusion provided in the related art are generally applied to two-dimensional face images but cannot be applied to a three-dimensional game environment.

Abstract: A semiconductor device structure is provided. The semiconductor device structure includes a first transparent substrate, a conductive layer, an insulating protective layer, a second transparent substrate, a device substrate, and a bonding layer. The first transparent substrate has a first surface and an opposite second surface. The conductive layer is disposed on the second surface of the first transparent substrate. The insulating protective layer covers the conductive layer and the first transparent substrate. The second transparent substrate is disposed above the first transparent substrate, and has a first surface facing the first transparent substrate and an opposite second surface. The device substrate is disposed on the second surface of the second transparent substrate. The bonding layer is bonded to the insulating protective layer and the first surface of the second transparent substrate.