Abstract: Disclosed are a nickel/nickel hydroxide electrode catalyst, a preparation method thereof and an application thereof, the catalyst includes a porous matrix structure and a nanosheet, where the nanosheet is doped in the porous matrix structure, a mass percentage of the porous matrix structure is 95%-99%, a mass percentage of the nanosheet is 1%-5%, and a mass density of the nanosheet is 12-15 mg/cm2; and the porous matrix structure is nickel, and the nanosheet is nickel hydroxide in ? configuration. The present disclosure develops an electrode catalyst with higher catalytic efficiency and a simpler preparation method based on the Ni-based catalysts to achieve efficient application of hydrogen energy.

Abstract: Detection of malicious JavaScript based on automated user interaction emulation is disclosed. A malware sample is executed in an instrumented virtual environment. Dynamic behavior is triggered based on emulated user interactions.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may communicate over multiple component carriers (CCs). The UE may receive control signaling indicating a joint feedback codebook configuration for jointly reporting feedback for a first CC, a second CC, and a virtual CC that may be mapped to a third CC and a fourth CC. The CE may then receive downlink control information (DCI) scheduling a first downlink transmission via the first CC and a second downlink transmission on the second CC, or both downlink transmissions may be scheduled via the virtual CC. The UE may transmit a joint feedback message for the first CC, the second CC, and the virtual CC based on the joint codebook configuration.

Abstract: Systems and methods are provided for efficiently encoding geometry information for 3D media content. An illustrative system generates a low-resolution polygon mesh from a high-resolution polygon mesh. The system uses a vertex occupancy prediction network to generate, from vertices of the low-resolution polygon mesh, approximated vertices of the high-resolution polygon mesh. The system uses a connectivity prediction network to generate, from approximated vertices of the high-resolution polygon mesh, approximated connections of the high-resolution polygon mesh. The system computes vertex errors between the approximated vertices and the vertices of the high-resolution polygon mesh, and connectivity errors between the approximated connections and the connections of the high-resolution polygon mesh.

Abstract: An optical module includes a shell, a circuit board, a base, a laser assembly and a silicon optical chip. The laser assembly and the silicon optical chip are located on the base. The laser assembly includes an upper box, conductive substrates, laser chips and a light transmitting member. The upper box and the base are combined to provide a cavity. The cavity has an opening and a slot. The laser chips are located on the conductive substrates which are at least partially located in the cavity. The light transmitting member is disposed between the upper box and the base, and is configured to enclose the opening. Light exit surfaces of the laser chips are parallel to a light incident surface of the light transmitting member, and the light incident surface and a light exit surface of the light transmitting member are not parallel.

Abstract: Systems and methods for cleaning an internal bore of a tubular member with a pipeline pig include a pipeline pig having a pig body with a fore end and an aft end opposite the fore end. A cup circumscribes the pig body, where an outer diameter lip of the cup engages a surface of the internal bore of the tubular member. A scraper assembly includes a scraper arm extending radially outward from the pig body and a spring biasing the scraper arm in a radially outward direction. A load cell is positioned to measure a movement of the scraper arm in a radially inward direction. A treatment trigger is actuated by a treatment signal from the load cell to deliver a treatment system to the internal bore of the tubular member, where the treatment signal is generated by the movement of the scraper arm in the radially inward direction.

Abstract: A method and apparatus for adjusting an image acquisition apparatus, and a compensation method of a display panel. The method for adjusting an image acquisition apparatus includes the following: the image acquisition apparatus is used to acquire m1 groups of first test image data in a set display region of a display panel displaying in a preset grayscale; a collection parameter of the image acquisition apparatus is determined according to the data deviation distribution of the m1 groups of first test image data; and the determined collection parameter of the image acquisition apparatus is configured into the image acquisition apparatus.

Abstract: Disclosed is a method for predicting collision severity, including: establishing a first learning model, and inputting vehicle data and collision accident scene feature data into the first learning model; obtaining a predicted collision acceleration curve outputted by the first learning model, the predicted collision acceleration curve being established based on a plane rectangular coordinate system; establishing a second learning model, and inputting the predicted collision acceleration curve, the occupant feature data and the restraint system feature data into the second learning model; obtaining a plurality of predicted collision kinematics and dynamics curves of human body parts outputted by the second learning model; generating a collision severity parameter according to the plurality of predicted collision kinematics and dynamics curves of the human body parts, the collision severity parameter being configured to evaluate the collision severity.

Abstract: Various techniques for detecting obfuscated web skimmers based on encoding and hooking are disclosed. In some embodiments, a system/process/computer program product for detecting obfuscated web skimmers based on encoding and hooking includes receiving a sample; performing static analysis on the sample using encoded web skimmer detection rules (e.g., encoded using a plurality of encoding methods); performing dynamic analysis on the sample using hooking; and detecting an obfuscated web skimmer based on results of the static analysis using the encoded web skimmer detection rules and/or the dynamic analysis using hooking.

Abstract: The present disclosure provides a training and application method of a multi-layer neural network model, apparatus and a storage medium. In a forward propagation of the multi-layer neural network model, the number of input feature maps is expanded and a data computation is performed by using the expanded input feature maps.

Abstract: An electrical connector includes an insulating body and a number of conductive terminals. The insulating body includes a first extension portion and a second extension portion. The first extension portion includes a first extension protrusion, a second extension protrusion and a first slot. The second extension portion includes a third extension protrusion, a fourth extension protrusion and a second slot. The first extension protrusion, the second extension protrusion, the third extension protrusion and the fourth extension protrusion are configured to be inserted into a mating connector. The first slot and the second slot are configured to snap with the mating connector. The mating connector includes a first accommodating sub-groove, a second accommodating sub-groove, a third accommodating sub-groove and a fourth accommodating sub-groove configured to lock with the electrical connector. An electrical connector assembly is also disclosed.

Abstract: A composition containing yeast protein, a preparation method therefor, and the use of the yeast protein and the composition. The outer layer of the yeast protein is coated with zymosan; the yeast protein is in the shape of a sphere or an ellipsoid; the yeast protein has a protein content of 70% or more and a zymosan content of 5%-30%, calculated as the weight percentage of a dry base. The yeast protein of the present invention has obviously lower digestibility than that of soybean protein isolate and whey protein in the stomach, causes a stronger satiety after being eaten compared with whey protein, has the characteristic of slow digestion, and is a slow-digesting protein. The yeast protein of the present invention also contains 18 amino acids, including eight essential amino acids and two semi-essential amino acids for the human body, and thus is a complete protein due to the full type of amino acids.

Abstract: Method, device and computer program product for wireless communication are provided. A method includes: receiving, by a first wireless communication terminal from a wireless communication node, an aggregation configuration; and performing, by the first wireless communication terminal, the aggregation configuration.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may be configured to receive control signaling scheduling multiple uplink transmission repetitions including first and second sets of repetitions associated with first and second sounding reference signal (SRS) resource sets, respectively. The UE may determine first and second power headroom (PHR) values for the respective sets of repetitions, where at least the second PHR value is determined in accordance with a first rule as either an actual value based on a transmission power of one of the uplink transmission repetitions or a virtual value based on default transmission power settings, the first rule pertaining to PHR determination for multiple sets of repetitions corresponding to multiple SRS resource sets. The UE may generate a PHR report that includes the first PHR value, the second PHR value, or both, and may transmit the PHR report to the base station.

Abstract: A synchronous single-liquid grouting slurry, its technology and application for large diameter shield engineering under water-rich, high-pressure and weak soil strata conditions, comprising raw materials: 1050-1200 parts of gold tailing, 420-480 parts of silicate cement clinker, 220-240 parts of fly ash, 45-120 parts of waste clay brick, 65-95 parts of slag, 25-45 parts of limestone tailing, 70-80 parts of steel slag, 30-45 parts of silica fume, 15-22 parts of desulfurized gypsum, and 9-15 parts of quick-setting and early-strength composite additive. The invention controls the d50, d85 and d95 of the material particles as 35-40, 42-48 and 50-55 ?m, respectively. Gold tailing with the particle size of 120-600 ?m being used as the fine aggregate, their volume fractions are 40-60%. The slurry production technique, comprising crushing-sieving-superfine ball milling-homogenization-particle size classification-variable speed mixing being developed.

Abstract: The present disclosure relates to security control methods and systems. The security control system may include at least one storage device storing a set of instructions; and one or more processors in communication with the at least one storage device, wherein when executing the set of instructions, the one or more processors are configured to direct the system to: obtain first data from a first device; obtain second data from a second device; associate and process the first data and/or the second data; and send the processed first data and second data to a server and/or a user terminal. The present disclosure can achieve linkage control of a plurality of access controls to meet the needs of users on indoor security.

Abstract: Provided are a method and system for measuring a composition and property of a formation fluid. The method includes: acquiring a measuring model used for measuring a composition and a property of a formation fluid; using a signal measured by a sensor on a downhole hydrocarbon formation tester in real-time as input data and inputting the input data into the measuring model; processing the input data by the measuring model; and directly outputting a processing result as data on the composition and the property of the real-time formation fluid, or parsing the data on the composition and the property of the real-time formation fluid according to the processing result.

Abstract: Systems and methods for routing audio and/or video streams and remote rendered video layout for conference side group conversations and voice assistant providers are disclosed. During a main conference comprising a plurality of users, a request is received to create a side group conversation comprising a subgroup of the plurality of users. A voice assistant provider is invited to the side group conversation. Users in the subgroup may be granted different permissions to query or receive responses from the voice assistant. Incoming audio and video streams from each user are demultiplexed and decoded. Decoded audio streams are processed by an appropriate audio mixer of the group and voice assistant. Decoded video streams are processed and rendered based on a video grouping render policies. Processed audio streams for each group and voice assistant and/or rendered videos are encoded and routed to each user through their dedicated multiplexer.

Abstract: The present disclosure relates to the technical field of semiconductors, and provides a vacuum system, a low-pressure vacuum process device, and a cutoff member. The vacuum system includes: a vacuum pump; an exhaust pipeline, wherein one end of the exhaust pipeline is used to communicate with a chamber to be evacuated, and the other end of the exhaust pipeline communicates with the vacuum pump; and a cutoff member, wherein the cutoff member is connected to the exhaust pipeline, the cutoff member includes a filter portion and a carrier portion, the filter portion includes a passage, the carrier portion includes an accommodation groove, and the passage communicates with the accommodation groove.

Abstract: A guide-type anti-climbing energy-absorbing device based on hydraulic shearing includes an energy-absorbing tube, an anti-climbing portion, a first connecting portion, a plurality of partition plates, and two guide plates. The anti-climbing portion and the first connecting portion are respectively provided at two ends of the energy-absorbing tube. The partition plates are sequentially arranged inside the energy-absorbing tube along an axial direction to divide the interior of the energy-absorbing tube into a plurality of first energy-absorbing cavities, each filled with a first honeycomb body. The two guide plates are symmetrically arranged in the energy-absorbing tube along a vertical direction of the energy-absorbing tube. Each guide plate is arranged obliquely and includes a connecting end connected to the anti-climbing portion and a free end passing through the partition plates in sequence to extend outside the first connecting portion.