Abstract: A method for preparing a migrasome by suppressing the cell volume-regulatory function and then produce a migrasome derived from the cell and a method for preparing a delivery system including a migrasome.

Abstract: A gene SiFAD2-1 controlling the oleic acid content trait in sesame and its SNP marker SiSNPFAD2-1 are provided. This gene is located on chromosome 4 of sesame and belongs to an incomplete dominant control gene; compared with a wild-type allele Sifad2-1. The high oleic acid mutant gene SiFAD2-1 has a 100% explanation value for a mutant trait of sesame high oleic acid mutant HO995 (i.e., this gene controls a high oleic acid phenotype). The present application can provide a certain theoretical basis for studying the regulation mechanism of high oil acid in sesame and other crops, and also provide a material basis and genetic resources for developing molecular assisted breeding technology for sesame, breeding new varieties with high oleic acid in sesame and even other crops.

Abstract: An electronic device includes a wireless charging receive coil configured to transduce, into an alternating current (AC) power signal, a magnetic field generated by a wireless charging transmit coil of an external device; an active rectifier configured to convert the AC signal received at an AC side of the active rectifier into a direct current (DC) power signal output at a DC side of the active rectifier, the active rectifier comprising a plurality of switches; a first modulation capacitor connected to an upper rail of the AC side; a second modulation capacitor connected to a lower rail of the AC side; and a controller configured to adjust an impedance of the computing device to communicate with the external device by at least controlling the plurality of switches to cause the first modulation capacitor and the second modulation capacitor to charge during separate time periods.

Abstract: The present invention discloses an image processing method and an image processing system of a display screen. Where, the method is applied to any control device in a plurality of control devices, the plurality of control devices are configured for loading the display screen, and the method includes: obtaining compensation data of the display screen corresponding to position information of an image acquisition device in a spatial model, where the image acquisition device is configured to photograph an image displayed on the display screen, the spatial model is used to represent a three-dimensional coordinate system where the display screen is located; and compensating the image displayed on the display screen based on the compensation data. The present invention solves a technical problem that compensation on the image of the display screen is greatly limited.

Abstract: The present disclosure relates to an information presentation method and apparatus, a device and a storage medium. The method comprising: during a process of a preset application presenting a multimedia stream, detecting that a preset reminding event is triggered; presenting first multimedia content, wherein the first multimedia content includes first preset prompt content; and in a case where a switching operation acting on the first multimedia content by a current user is received, forbidding switching to second multimedia content, displaying first copywriting information, and playing first voice information matched with the first copywriting information, wherein the second multimedia content is the next multimedia content in the multimedia stream.

Abstract: In various examples, multi-subject multi-camera tracking for high-density environments is provided. In some embodiments, an MTMC tracking system may associate previously initialized behavior states with currently generated behaviors clusters based on selecting between subject trajectory tracking and cluster matching algorithms. The system may receive image data comprising feeds from a plurality of optical images sensors. The system may generate behavior clusters and apply trajectory tracking to determine if the prior behavior states can be propagated based on a continuity of trajectory analysis. If behavior clusters cannot be associated based on trajectory tracking, a matching algorithm may be applied to the set of behavior clusters. For matched clusters, a matched a prior behavior state may be assigned to the cluster and propagated forward. If a cluster does not match with a prior behavior state, a new global ID and behavior state may be initialized based on representations forming the cluster.

Abstract: The present invention relates to the field of biomedicine, and in particular to an engineered migrasome, a method for preparing the engineered migrasome, a delivery system comprising the engineered migrasome, and a method for preparing the delivery system.

Abstract: Disclosed is a process for the preparation of certain intermediates, e.g. a process for preparing a compound of formula (I) wherein, R1, R2 and X1 are as defined in the description, and which intermediate and processes are useful in the preparation of a BTK inhibitor, such as ibrutinib.

Abstract: An autonomous lawn mower includes: an image acquisition apparatus disposed at a front end. An area covered by a projection of a field of view angle of the image acquisition apparatus onto a horizontal plane with a preset height is a field of view area of the image acquisition apparatus. The field of view area includes a first field of view boundary far away from the front end and a second field of view boundary close to the front end in the traveling direction of the body. The image acquisition apparatus is installed according to preset installation parameters, so that a distance between the first field of view boundary and the front end is greater than or equal to a response distance of the autonomous lawn mower.

Abstract: A method and a system for adjusting a double-sided LCC compensation network of a wireless charging system are provided. The method includes: obtaining a standard coupling coefficient, a rated operating frequency, and rated parameter values of compensation elements in the wireless charging system; determining change rates of output performance of the wireless charging system; determining an adjustable compensation element; obtaining a real-time coupling coefficient between the primary-side transmitting coil and the secondary-side receiving coil; determining whether the real-time coupling coefficient is less than a coupling coefficient threshold; and adjusting an operating frequency of the wireless charging system when the real-time coupling coefficient is not less than the coupling coefficient threshold; or adjusting both an operating frequency of the wireless charging system and the adjustable compensation element when the real-time coupling coefficient is less than the coupling coefficient threshold.

Abstract: An integrated circuit providing hardware security. The integrated circuit comprising a wire grid, wherein the wire grid comprises: (i) a wire grid spanning two metal layers comprising horizontal wires and vertical wires, (ii) a switch at each intersection of the horizontal wires and the vertical wires, wherein each switch comprises a transmission gate, (iii) one or more loop areas, wherein, for each intersection, the transmission gate is programmable to control connectivity at the intersection forming the one or more loop areas, and (iv) one or more amplifiers configured with the loop areas to provide one or more functions including (a) detecting trojans, (b) defending against fault injections by partially canceling injected magnetic fields with induced currents, (c) cancel fault injections by canceling injected magnetic fields, or (d) masking side-channel leakage by generate noising magnetic fields.

Abstract: Disclosed herein is a buoyant structure for offshore deployment. The buoyant structure comprises a first deck having a first channel through the first deck; a second deck having a second channel through the second deck, wherein the first deck and second deck are coupled to each other and arranged spaced apart from each other; and a plurality of floatable substructures coupled to and around at least one of the first deck and the second deck, the plurality of floatable substructures arranged spaced apart from one another, wherein the first channel and the second channel are aligned to receive at least a portion of a tower of a wind turbine.

Abstract: Impedance balancing of isolated converters to reduce common mode (CM) electromagnetic interference (EMI) noise over a wide frequency range. An impedance balanced isolator converter circuit comprises a plurality of resistor, inductor, and capacitor (RLC) branches (i) that are representative of a transformer circuit component, (ii) that are coupled in series with a plurality of respective noise source voltages, and (iii) comprise RLC parameters that are based on respective ones of a plurality of impedances associated with the transformer circuit component; a load impedance branch (i) that is representative of one or more transformer primary side circuit components and (ii) that is coupled in parallel with the plurality of RLC branches and the plurality of respective noise source voltages; and an RLC balance branch coupled in parallel with a first resistor, a first inductor, and a first capacitor that are associated with a first of the plurality of RLC branches.

Abstract: Disclosed is a method for rapidly preparing biodiesel at low temperatures, belonging to the technical field of chemical energy. The method includes the following steps: adding alkali catalyst, alcohol and organic solvent into grease, and obtaining the biodiesel through transesterification. The transesterification is carried out with the addition of organic solvent, including petroleum ether or n-hexane to improve the compatibility between the two phases of alcohol and grease, increase contact area between the two phases of alcohol and grease, reduce mass transfer resistance between the two phases of alcohol and grease, and promote the grease molecules to enter the methanol solution and dissolving of oil in the grease.

Abstract: A device and a method for evaluating damage of high-temperature and high-humidity gas to a surrounding rock porous structure are provided. The device includes a rock sample clamper, a temperature control device, a pressurizing device, a gas mixing injection device, a CT scanning device and a low-temperature nitrogen adsorption device. By simulating the gas rock reaction under the conditions of in-situ temp., pressure and gas, using CT scanning device to visually monitor and analyze the reaction condition of gas and tunnel surrounding rock and the change condition of porous structure, and using low-temperature nitrogen adsorption test to obtain porous structure parameters change condition before and after reaction of gas and tunnel surrounding rock, and the damage evaluation index of the porous structure is established.

Abstract: A device and a method for evaluating damage of high-temperature and high-humidity gas to a surrounding rock porous structure are provided. The device includes a rock sample clamper, a temperature control device, a pressurizing device, a gas mixing injection device, a CT scanning device and a low-temperature nitrogen adsorption device. By simulating the gas rock reaction under the conditions of in-situ temp., pressure and gas, using CT scanning device to visually monitor and analyze the reaction condition of gas and tunnel surrounding rock and the change condition of porous structure, and using low-temperature nitrogen adsorption test to obtain porous structure parameters change condition before and after reaction of gas and tunnel surrounding rock, and the damage evaluation index of the porous structure is established.

Abstract: The application provides a panoramic perception method, system and a non-transitory computer readable medium. The panoramic perception method comprises: performing a first pretraining on a plurality of weights of a training model using the source database; performing a second pretraining with data augmentation on the plurality of weights of the training model using the source database; performing a combined training on the plurality of weights of the training model using both the source database and the target database; performing a quantization-aware training on the plurality of weights of the training model using the source database and the target database; performing a post training quantization on the plurality of weights of the training model using the target database; and performing panoramic perception by the training model.

Abstract: This disclosure relates to classifying websites. A processor calculates importance values between a test website and multiple neighbour websites that are connected by way of one or more hyperlinks between that neighbour website and the test website. The processor then selects one or more of the multiple neighbour websites, based on the importance value. For each website in the selected one or more of the multiple neighbour websites and the test website, the processor determines content features for the website, and evaluates a trained machine learning model for the website, based on the content features to calculate multiple output values for the website. The processor then aggregates corresponding output values for each of the test website and the selected one or more of the multiple neighbour websites to calculate a classification value that classifies the test website.

Abstract: The present disclosure disclosed an information presentation method and apparatus, a device and a storage medium. The method comprises: during a process of a preset application presenting a multimedia stream, detecting that a preset reminding event is triggered; presenting first multimedia content which includes preset prompt content; and forbidding switching to second multimedia content, displaying first copywriting information, and playing matched first voice information.

Abstract: For the defects that manual adhesive tape pasting is low in efficiency and high in cost, and it is difficult to automatically paste adhesive tapes at specified positions of inner and outer surfaces of an item according to a certain length through a handheld box sealer and an adhesive tape seal pasting mechanism, a cantilever type plane automatic adhesive tape pasting device is invented. A liftable two-stage telescopic cantilever adhesive tape pasting head structure, a roller type automatic adhesive tape feeding structure, an adjustable fixed-length cutting structure and a roller type pasting structure are adopted for the device to achieve the automatic adhesive tape pasting on inner and outer side planes of an item. After the item needing adhesive tape pasting is positioned, the pasting process is completely automatically conducted without manual participation, the labor intensity is reduced, the labor efficiency is improved.