Abstract: A first node obtains first power control information (PCI) based on an information security protection requirement, a maximum transmit power of a second node, and channel information between the first and second nodes. The first PCI is a piece of PCI that is obtained through prediction and that maximizes a signal-to-noise ratio of a received signal of the first node when the information security protection requirement is met. The received signal includes a signal from the second node. In addition, the first node sends the first PCI to the second node, where the first PCI is used by the second node to generate a first signal. The first node then receives the first signal from the second node, where the first signal includes data information and security protection information, and the security protection information is used to protect information security of the data information.

Abstract: Thermoplastic compositions include: from about 30 wt % to about 80 wt % of a polymer base resin component; from about 3 wt % to about 20 wt % of a polycarbonate component; from about 2 wt % to about 15 wt % of an impact modifier component; from about 10 wt % to about 50 wt % of a glass fiber component; and from about 0.5 wt % to about 8 wt % of a carbon additive including carbon fiber. The compositions have a dielectric constant (Dk) of at least 5 at a frequency of from 1 GHz to 30 GHz as tested in accordance with a coaxial method.

Abstract: This application relates to the field of wireless communications technologies, and discloses an encoding method and apparatus, to improve accuracy of reliability calculation and ordering for polarized channels. The method includes: obtaining a first sequence used to encode K to-be-encoded bits, where the first sequence includes sequence numbers of N polarized channels, the first sequence is same as a second sequence or a subset of the second sequence, the second sequence comprises sequence numbers of Nmax polarized channels, and the second sequence is the sequence shown in Sequence Q11 or Table Q11, K is a positive integer, N is a positive integer power of 2, n is equal to or greater than 5, K?N, Nmax=1024; selecting sequence numbers of K polarized channels from the first sequence; and performing polar code encoding on K the to-be-encoded bits based on the selected sequence numbers of the K polarized channels.

Abstract: The present application relates to the field of power electronics technology control, and discloses a temperature control method for a power supply conversion chip, a related assembly, and a multi-phase power supply apparatus. A real-time average value of current temperature accumulation values of power supply conversion chips is calculated, and the output current of the power supply conversion chip whose current temperature accumulation value is not equal to the real-time average value is increased or decreased. The temperature of a power supply conversion chip increases as the output current increases and decreases as the output current decreases, and the temperature of the power supply conversion chip changes under a condition that the output current of the power supply conversion chip is adjusted.

Abstract: The disclosure relates to a method and system for processing information in a content delivery network (CDN). The method includes: obtaining total bandwidth values at respective sampling time points within a management cycle, and arranging the total bandwidth values in chronological order; determining an interval between a first sampling time point and a second sampling time point as a management interval; determining usage ratios of respective bandwidth users according to a first bandwidth value used within the management interval by the bandwidth users sharing the CDN bandwidth, and a second bandwidth value in total used within the management interval by all of the bandwidth users sharing the CDN bandwidth; and managing, based on the usage ratios, bandwidth usage by the respective bandwidth users.

Abstract: This application provides a measurement method and apparatus. The method includes: A first device obtains a kth first sensing result output by a first sensing neural network usable for a first sensing task, the kth first sensing result is determined based on measurement results of N measurement devices that are obtained through selection from M measurement devices for k times based on a selection neural network, 1?k?N<M, and k, M, and N are positive integers. When a selection termination condition is not met, the first device selects L measurement devices based on the selection neural network and the kth first sensing result, where 1?L<M, and Lis a positive integer. The first device obtains a (k+1)th first sensing result output by the first sensing neural network, where the (k+1)th first sensing result is determined based on measurement results of the N measurement devices and the L measurement devices.

Abstract: The present application discloses a bulk acoustic wave resonator and a method for manufacturing the same. The bulk acoustic wave resonator includes a substrate and a plurality of resonance assemblies arranged on the substrate, each of the plurality of resonance assemblies includes a bottom electrode, a piezoelectric layer, and a top electrode which are arranged on the substrate in sequence; the plurality of resonance assemblies are connected in sequence to form a connecting ring; the top electrode of one resonance assembly in two adjacent resonance assemblies is connected to the bottom electrode of the other resonance assembly in the two adjacent resonance assemblies, and the top electrodes of two target resonance assemblies spaced apart by one resonance assembly are connected to each other to transmit an input signal; and the bottom electrodes of the two target resonance assemblies are connected to each other to transmit an output signal.

Abstract: The present application relates to a metadata management method and apparatus, a computer device, and a storage medium. The method includes: forming a disk space by using RAIDs, dividing the disk space into blocks, combining the blocks crossing disks into one stripe, and forming stripes into a logical volume allocation unit; generating a two-level table according to the logical volume allocation unit, where the two-level table includes first table entries and second table entries, an address recorded in a first table entry is an address of a second table entry, a length of a second table entry based on a ratio of the logical volume allocation unit to a length of a single strip, and bitmaps of stripes are recorded in a second table entry; and managing metadata in the logical volume allocation unit by means of the two-level table.

Abstract: The embodiments of the disclosure provide an immersion liquid cooling device and a liquid cooling system. The liquid cooling device includes a cabinet comprising a first cavity and a second cavity integrated on a side wall of the first cavity; and a heat exchange module adapted to be inserted into the second cavity via an opening on the second cavity, and comprising a heat exchanger, a coolant driving device and a guiding assembly, the heat exchanger being configured to cool the first coolant with the second coolant, the coolant driving device being configured to drive the first coolant to circulate between the second cavity and the first cavity, and the guiding assembly comprising a liquid flow channel configured to guide the first coolant from the coolant driving device to the heat exchanger.

Abstract: A remote attestation method implemented by a network device where the network device obtains an integrity measurement value of a measurement object in the network device, and sends the integrity measurement value of the measurement object to at least one of a plurality of remote attestation (RA) servers to enable the at least one RA server to perform remote attestation on integrity of the measurement object in the network device.

Abstract: An online concierge system includes a marketplace automation engine for setting various control parameters affecting marketplace operation. The marketplace automation engine applies a hyperparameter learning model to the marketplace state data to predict a set of hyperparameters affecting a set of respective parameterized control decision models. The hyperparameter learning model is trained on historical marketplace state data and a configured outcome objective for the online concierge system. The marketplace automation engine independently applies the set of parameterized control decision models to the marketplace state data using the hyperparameters to generate a respective set of control parameters affecting marketplace operation of the online concierge system. The marketplace automation engine applies the respective set of control parameters to operation of the online concierge system.

Abstract: According to an embodiment of the disclosure, a processor and a method, device and storage medium for data processing are provided. The processor includes a plurality of processor cores, each of the plurality of processor cores including a data cache for reading and writing data and an instruction cache for reading instructions, the instruction cache being separate from the data cache. The processor also includes a distributor communicatively coupled to the plurality of processor cores. The distributor is configured to distribute to-be-processed data to a respective data cache of at least one processor core of the plurality of processor core, and distribute instructions associated with the to-be-processed data to a respective instruction cache of the at least one processor core for processing.

Abstract: A furnace tube for thin film deposition, includes: a process tube; a wafer boat, arranged inside the process tube and provided with multi-layered supporting members along the length direction of the process tube; a gas supply tube, arranged inside the process tube and provided with multi-layered gas supply holes along the length direction of the process tube. Multi-layered exhaust holes are arranged on the sidewall of the process tube along the length direction, wherein the distribution area of the gas supply holes is gradually reduced from top to bottom along the length direction of the sidewall of the process tube, and the distribution area of the exhaust holes is gradually reduced from top to bottom along the length direction of the sidewall of the process tube.

Abstract: A processor and a method, device and storage medium for data processing are provided. The processor includes an instruction decoder configured to decode a target instruction for a vector operation. The target instruction involves a target opcode, a source operand, and a target operand. The target opcode indicates a vector operation specified by the target instruction. The source operand specifies a source storage location in the memory for reading to-be-processed data. The target operand specifies a target storage location in the memory for writing a processed result. The processor further includes an arithmetic logic unit configured to: read the to-be-processed data from the source storage location of the memory; perform, on the to-be-processed data, an arithmetic logic operation associated with the vector operation specified by the target instruction; and write the processed result to the target storage location of the memory.

Abstract: A method includes: obtaining first semantic information corresponding to data; converting the first semantic information into second semantic information, where the second semantic information belongs to common semantic information, and the common semantic information is a unified description of same semantics that is provided by different devices; and sending the second semantic information. Based on the method provided in this application, when a semantic extraction model of a transmit device and a semantic understanding model of a receive device are not jointly trained, accuracy of semantic communication between the transmit device and the receive device may be ensured by converting local semantic information into common semantic information.

Abstract: One or more trained computer models are used to determine, at different stages of an order, an estimated time range for delivery of the order at an online system. The online system retrieves a set of candidate ranges of delivery times for the order. The online system applies the one or more computer models trained to predict a value of a metric for each candidate range in the set of candidate ranges, based on one or more features associated with the order. The online system selects a range of delivery times for the order from the set of candidate ranges, based on the predicted value of the metric for each candidate range. The online system causes a device of the user to display a user interface with the selected range of delivery times for the order.

Abstract: A method for increasing the production of Erinacine A in liquid fermentation of Hericium erinaceus is provided. Through screening of exogenous factors, methyl violet and/or rotenone are selected as the exogenous factors, which ultimately greatly increases the Erinacine A content in the liquid fermentation of Hericium erinaceus, with important production and application value. The liquid fermentation method has high efficiency and can significantly increase the content of Erinacine A in the liquid fermentation process, breaking through the synthetic barrier and having the characteristics of large increase amplitude and fast effect. Compared with other current research on liquid fermentation of Hericium erinaceus to produce Erinacine A, the method for increasing the liquid fermentation production of Erinacine A from Hericium erinaceus is at the highest level, with important research significance.

Abstract: Embodiments of the disclosure provide a method, an apparatus, a device, and a storage medium for resource configuration. The method includes obtaining an indication for the number of nodes of a NUMA node of a processor socket; dividing acceleration resources of an accelerator into at least one acceleration resource queue based on the number of nodes; and by associating the at least one acceleration resource queue to a respective NUMA node included in the processor socket, causing a plurality of processor cores divided into the respective NUMA node to use the at least one acceleration resource queue based on the association. Thus, the availability of the accelerator may be improved.

Abstract: An intelligent service system includes: a proxy server, where the proxy server has a user session channel established between the proxy server and a user requesting a service, and assigns a session identifier to the user session channel; and the proxy server has one or more service session channel established between the proxy server and an external AI server; the proxy server is to receive a service request from the user through the session channel; and in the event that the user authentication passes, the session identifier corresponding to the user and the request content in the service request are sent to the AI server through any of the one or more service session channel.

Abstract: At least one embodiment of the present disclosure provides a data processing method and apparatus for a processor, a processor, an electronic device and a storage medium, and the processor includes at least one computing core. The data processing method includes: obtaining a configuration space for a target parameter; obtaining a computational time model of the processor, the computational time model is a function of the target parameter and number of computing cores of the processor; traversing the target parameter in the configuration space, and calculating, based on the computational time model, a computational time corresponding to the target parameter that is selected; in response to the target parameter being a k-th parameter with a minimum computational time, determining the target parameter as the k-th parameter; and using the k-th parameter to configure a computational size of each computing core in the at least one computing core.