Abstract: A weeding method of alternately cultivating ducks by block dividing in an organic rice field and an application thereof are provided. The method divides the organic rice field into blocks, and four blocks form an operation unit, and the ducklings are alternately cultivated simultaneously in each operation unit for the weeding.

Abstract: In one aspect, the present disclosure is directed to a method for preventing or treating a coronavirus infection in a subject in need thereof, comprising administering to the subject a therapeutically effective amount of a hyperimmunized egg product obtained from an egg-producing animal, thereby preventing or treating coronavirus infection in the subject, wherein the hyperimmunized egg product comprises a therapeutically effective amount of one or more antibodies to the coronavirus.

Abstract: There is provided a method and apparatus of training a model, a device, and a medium, which relate to artificial intelligence, and in particular to a deep learning and image processing technology. The method may include: determining a plurality of augmented sample sets associated with a plurality of original samples; determining a first constraint according to a first model based on the plurality of augmented sample sets; determining a second constraint according to the first model and a second model based on the plurality of augmented sample sets, wherein the second constraint is associated with a difference between outputs of the first model and the second model for one augmented sample, and the first model has a complexity lower than that of the second model; training the first model based on at least the first constraint and the second constraint, so as to obtain a trained first model.

Abstract: The present application provides methods, devices, systems and non-transitory computer readable storage media for image processing. In an aspect, there is provided a computer-implemented method of image processing, the method comprising: receiving a low resolution image of an object; generating an edge map of the low resolution image by an edge extractor; and inputting the edge map and the low resolution image to a neural network to reconstruct a super resolution image of the object, wherein the neural network is trained using a multicomponent loss function.

Abstract: A system and method for refrigerated packaging and temperature modulation is disclosed. A unique hydrogel formulation comprising a superabsorbent polymer functioning through osmosis, water-soluble binding agent, wicking agent, and an osmosis interfering agent allows a package to be cooled by regular ice without the product or container becoming wet as the ice melts. Hydrogels may be shaped into a container with ice and products placed inside of it. Several additives may be added to the hydrogel formulation to give, remove, or enhance certain properties. A number of additional applications of the inventions are disclosed including agricultural, structural cooling, home and beauty, athletic, medical, work, and other applications.

Abstract: The present invention provides an ophthalmic device comprising at least one linear array of a plurality of light sources. The linear array is rotationally mounted about a central axis on a mounting body which may contain a motor. The linear array has an inner end and an outer end, and the inner end is mounted closer to the central axis and the mounting body than the outer end. As the array is rotated, it forms a series of concentric and conical rings of light that can be projected onto an eye.

Abstract: A rechargeable battery has a cathode including a cathode active material selected from lithium iron phosphate, lithium cobalt oxide, lithium manganese oxide, lithium nickel cobalt aluminum oxide, or lithium nickel manganese cobalt oxide. An anode includes an anode active material selected from lithium, lithium titanium oxide, graphite, or silicon. A separator is positioned between the cathode and the anode. The separator is impregnated with an in-situ-formed and synchronously polymerized non-flammable quasi-solid-state electrolyte. The electrolyte is formed from a solution of monomer, lithium salt, and cross-linker. The solution wets the cathode active material and the anode active material such that the polymerized non-flammable quasi-solid-state electrolyte impregnates the cathode active material and the anode active material. The manufacturing procedures are compatible with production methods of Li-ion batteries, such as drop casting, impregnating, injecting, and printing.

Abstract: Provided herein is technology for breast cancer screening and particularly, but not exclusively, to methods, compositions, and related uses for detecting the presence of breast cancer.

Abstract: A low inductance capacitor with a concentric ring capacitor core similar to water ripple diffusion is provided, including a laminated bus bar, a capacitor core, a filler and a shell; where the laminated bus bar is embedded in a center of the capacitor core; and the filler is poured between the capacitor core and the shell. The capacitor features a concentric ring-shaped design. The capacitor core consists of metal electrode layers, insulating inner films, and a central gap hole, with the metal electrode layers arranged in a concentric pattern that decreases in thickness, mimicking the diffusion of water ripples.

Abstract: A magnetic response fiber material and a preparation method and an application thereof are provided, which relates to the field of oil-water separation materials. The preparation method includes: mixing a fiber-forming polymer, a primary solvent, a secondary solvent and magnetic nanoparticles to form a uniform spinning solution, where the fiber-forming polymer includes at least one of polyethylene, polypropylene and polymethylpentene; spinning the spinning solution by a spinning process to obtain the magnetic response fiber material. The prepared magnetic response fiber material has the advantages of high oil absorption speed, high oil absorption capacity and high separation efficiency. Magnetic nanoparticles have a high load, which can not only be driven by magnetic force to absorb oil floating on water surface, but also be driven to an underwater oil pollution position to absorb oil, and can be applied to water purification in oil-polluted areas that cannot be reached by manual processing.

Abstract: Porous membranes are provided according to the invention having desirable coefficient of thermal expansion and large surface area, for example at least about 4,000 mm2. These porous membranes may be made according to an exemplary process employing lithographic patterning of a photoresist followed by development of the photoresist and etching. In one aspect, the etch barrier layer is chosen from a material that does not react with or incorporate metal or other contaminants into the membrane layer.

Abstract: A Phyllobacterium myrsinacearum strain N1N2-2 for efficient degradation of diphenylarsinic acid (DPAA) and use thereof are provided, relating to the technical field of microorganisms. The Phyllobacterium myrsinacearum strain N1N2-2 shows high tolerance and degradation efficiency to the DPAA, provides a microbial strain resource for the remediation and treatment of DPAA-contaminated soil and water environments, and has broad application prospects.

Abstract: Provided are a road network extraction method, a device, and a storage medium, which relate to the technical field of artificial intelligence and, in particular, to the fields of image processing, computer vision, and the like and are specifically applicable to scenarios such as intelligent transportation and a smart city. A specific implementation scheme includes: extracting a first road network of a target region according to user trajectories of the target region; extracting a second road network of the target region according to a satellite aerial image of the target region; and extract a target road network of the target region according to the first road network, the second road network, and the user trajectories. Efficient and accurate road network extraction can be achieved through techniques in embodiments of the present disclosure.

Abstract: The present disclosure relates to an apparatus and a method for a thickness and a profile of a multilayer thin film using a vibration insensitive interference method are provided, which allow measuring the phase of a measurement object by acquiring a plurality of different phase-shifted interference signal images at a time through interference signals between a reference flat and the measurement object by a polarizing beam splitter, a quarter-wave plate, a shutter and a pixelated polarizing camera, and which also allow measuring reflectance of the measurement object by acquiring a plurality of reflected signal images obtained at a time through respective reflected lights for each of a reference surface and the measurement object by a plurality of different polarizers.

Abstract: A system and associated method for manipulating tissues and anatomical or other structures in medical applications for the purpose of treating diseases or disorders or other purposes. In one aspect, the system includes a delivery device including a flexible portion that is suited to access target anatomy. The flexibility of an elongate portion of the delivery device can be varied. Additionally, the delivery device can include structure that maintains the positioning of the delivery device in patient anatomy.

Abstract: A method of fabricating an optical lens disclosed herein includes forming a layer of a flat lens structure on a front surface of a substrate, depositing a protective metal layer on the layer of the flat lens structure and on a back surface of the substrate, wherein the protective layer includes chromium, gold, titanium, or nickel, wherein the back surface is located opposite to and away from the front surface having the layer of the flat lens structure, irradiating the protective metal layer at the front surface with a laser to form a channel (i) through the protective metal layer, (ii) through the layer of the flat lens structure and (iii) in the substrate, removing the protective metal layer at the front surface and the back surface of the substrate, and separating the layer of the flat lens structure from the substrate to obtain the optical lens, wherein the channel has a depth defined by a thickness of the substrate remaining at the channel after irradiating the protective metal layer at the front surface

Abstract: The present invention relates to a microrobot-based biomimetic system for delivering a drug or cell, organizing microorgans, and controlling fluid flow. The microrobot-based biomimetic system according to one aspect of the present invention comprises: a network for interconnecting microorgans constituting a biometric organ model; a microrobot for delivering a targeted drug or cell while moving in the network; and a magnetic field control unit for controlling an operation of the microrobot.

Abstract: A process and a device for recycling waste lithium battery materials are provided. The process includes: S10. charging, transporting composite pole pieces to a flexible de-powdering device through a uniform feeder; S20. flexibly removing powder, rubbing and beating the composite pole pieces using the flexible de-powdering device, after flexible depowdering, discharging part of composite current collectors from a closed air spiral discharge pipe connecting to the flexible de-powdering device; S30. centrally receiving materials, transporting falling electrode powder and remaining composite current collectors to a cyclone collector through negative pressure pipelines, and centrally collecting dust produced in the process of uniform feeding and closed air spiral discharge; and S40. screening, screening and separating the materials collected by the cyclone collector using a vibrating screen, and separating the composite current collectors and electrode powder.

Abstract: Disclosed is a high-definition (HD) map-based local path planning method and apparatus for dynamic and static object avoidance. An HD map-based local path planning method for dynamic and static object avoidance performed by a computer device includes verifying a position on a global path by parameterizing the global path using an arc length; generating a path candidate group based on the global path; and selecting an optimal path as a path having a smallest cost function related to a global path following from the path candidate group. The cost function includes a global-path-following cost for selecting a path candidate group having a smallest lateral offset from the global path.

Abstract: Disclosed are a superhydrophobic coating with abrasion resistance and a preparation method thereof. The coating has a composite structure formed by a nanohybrid composed of nano-SiO2 and multi-wallet carbon nanotubes, and a resin as a matrix.