Abstract: This specification provides a message transmission methods and apparatuses. One method includes: receiving a digital certificate sent by each blockchain node of a plurality of blockchain nodes in a blockchain relay communication network, wherein the digital certificate comprises identity information of each blockchain node of the plurality of blockchain nodes and a network identifier of a blockchain network of the blockchain relay communication network that comprises a corresponding blockchain node of the plurality of blockchain nodes; verifying that a digital signature of the digital certificate is authentic based on a public key of a certification authority (CA) issuing the digital certificate; and recording a mapping relationship between the identity information of each blockchain node of the plurality of blockchain nodes and the network identifier.

Abstract: This application discloses a clock synchronization method and a related apparatus in a distributed system. The distributed system includes a plurality of nodes, and the plurality of nodes include a master node and a plurality of slave nodes. The master node obtains a plurality of local clock offsets, where each of the plurality of local clock offsets indicates a clock offset between two nodes in the distributed system. The master node determines a global clock offset of a target slave node relative to the master node based on the plurality of local clock offsets, and sends the global clock offset to the target slave node. The target slave node obtains a clock reference value of a local clock, and then performs clock synchronization based on the clock reference value and the global clock offset.

Abstract: Computer-implemented methods, apparatuses, and systems are provided for synchronizing data based on a blockchain integrated station. The blockchain integrated station includes a central processing unit (CPU) and an intelligent network card. The intelligent network card includes a processor different from the CPU. The blockchain integrated station serves as a blockchain node of a blockchain network, and the intelligent network card is configured to inquiry other blockchain nodes of the blockchain network on whether there is to-be-synchronized block data; in response to determining that there is the to-be-synchronized block data, pull the to-be-synchronized block data from the other nodes of the blockchain network; and provide the to-be-synchronized block data to the CPU.

Abstract: The present disclosure relates to the field of directional solidification, and in particular, to an apparatus, method, and process for directional solidification by liquid metal spraying enhanced cooling (LMSC). The process has the following beneficial effects: the apparatus of the present disclosure can regulate a solidification structure of a casting, refine a dendrite spacing, and reduce or avoid metallurgical defects, and can be used to prepare high-quality large-sized columnar/single crystal blades or other castings.

Abstract: A database system is provided, including a first global transaction manager (GTM), a first data node) DN, and a coordinator node (CN). The CN is configured to send a query to the first DN. The first DN is configured to, in response to the query, determine a target commit sequence number (CSN), determine a committed transaction on the first DN based on the target CSN, and determine a query result corresponding to the query based on the committed transaction. The target CSN is allocated by the first GTM. The target CSN is used to distinguish between the committed transaction and an active transaction on the first DN. The active transaction is a transaction that is being executed. In addition, a corresponding transaction management method is provided. The CSN is used to replace an active transaction linked list. This reduces network traffic and improves concurrency and scalability of the database system.

Abstract: An improved board management controller provides a stable operating environment. The board management controller comprises a flash memory device and a microprocessor. The flash memory device is partitioned into a boot area, a first partition and a second partition in advance. The boot area stores a bootup firmware, the first partition is formatted as a first file system, the second partition is formatted as a second file system, and the first operating system image file and the first software application are stored in the first file system. The second operating system image file and the second software application are stored in the second file system. Multiple advantages are provided by the board management controller, comprising flexible space configuration, the ability to recover from damaged faults, and high data reliability. The efficiency of the operation has also been improved to speed up the startup of the board management controller.

Abstract: The present disclosure provides a method for increasing content of nutritional components of winged bean pods and an application thereof, which belongs to the technical field of deep processing of agricultural products. The method provided in the present disclosure comprises the following steps: (1) soaking a winged bean pod in water and mixing with an aqueous sodium chloride solution, and then steaming to obtain a softened pod; and (2) treating the softened pod with an alkaline substance or an acidic substance or cellulase. The present disclosure uses physical, chemical, and biological treatment methods to process the winged bean pods, and aims to find a method to increase the content of nutritional components of the pods and the palatability of animals, in order to better apply the pods to feed.

Abstract: A laser-solid-forming manufacturing device includes a laser emitter, a magnetic field generator, and a forming platform. The laser emitter emits a laser beam which acts on a feedstock to form a molten pool. The magnetic field generator includes a spiral copper coil, a first electrode and a second electrode. The spiral copper coil is formed by spirally winding a copper tube. The first and second electrodes are arranged at respective ends of the copper tube and are used for loading a voltage to generate a magnetic field in the spiral copper coil. At any time, the spiral copper coil sleeves an action point of the laser beam and the feedstock. A corresponding laser-solid-forming manufacturing method is also presented.

Abstract: Disclosed is a multi-processor system, which includes a master processor, a non-volatile memory and a plurality of slave processors. The non-volatile memory is used to store first boot firmware and second boot firmware. Each slave processor includes a JTAG port, and each JTAG port is respectively connected to one I/O port of the master processor. When the master processor is powered on or rebooted, it reads the first boot firmware and performs a booting process. After the master processor completes the booting process, it establishes communication connections with the plurality of slave processors, releases a reset signal to the plurality of slave processors respectively to control the startup of the plurality of slave processors, and reads the second boot firmware and transmits the second boot firmware to the plurality of slave processors respectively to make the plurality of slave processors booted according to the received second boot firmware.

Abstract: Disclosed are a carbon nanotube (CNT)-based three-dimensional ordered macroporous (3DOM) carbon material and a preparation method thereof.

Abstract: A computer system and a method for booting up the computer system. In the computer system, a first memory device stores a first firmware, and a second memory device stores a second firmware. A programmable device is connected to the first memory device and the second memory device, comprising a selector device and a monitor circuit. The selector device provides a path switch function for selecting the first memory device or the second memory device as the selected firmware. The computer system has a processor connected with the programmable device, which can load and execute the selected firmware according to the path switch function. When the computer system is powered on, the monitor circuit determines whether the processor successfully loads and executes the selected firmware. If unsuccessful, the monitor circuit changes the path switch function to load and execute an alternatively selected firmware after the processor is reset.

Abstract: Presented herein are embodiments of a multimodal Recurrent Neural Network (m-RNN) model for generating novel image captions. In embodiments, it directly models the probability distribution of generating a word given a previous word or words and an image, and image captions are generated according to this distribution. In embodiments, the model comprises two sub-networks: a deep recurrent neural network for sentences and a deep convolutional network for images. In embodiments, these two sub-networks interact with each other in a multimodal layer to form the whole m-RNN model. The effectiveness of an embodiment of model was validated on four benchmark datasets, and it outperformed the state-of-the-art methods. In embodiments, the m-RNN model may also be applied to retrieval tasks for retrieving images or captions.

Abstract: An upgrade method, a remote upgrade device and a computer system implementing the upgrade method. The remote upgrade device transmits an upgrade notification to the computer system, comprising a list of block numbers involved for upgrading a new file. The new file comprises a plurality of file. The storage device comprises a plurality of storage blocks. Check codes of data in the storage block are transmitted to the remote upgrade device, each corresponding to one of the block numbers transmitted to the computer system. The remote upgrade device compares the received check codes with check codes of the file blocks corresponding to same block numbers in the new file. The upgrade method can skip the steps to transmit, erase and write existed file blocks based on the comparison result, and thus significantly improves the efficiency of remote upgrade.

Abstract: The present invention relates to a radiation source orientation technology. The invention discloses a method for optimizing the orientation performance of radiation source orientation system, which comprises the following steps: establishing a radiation source orientation matrix; obtaining the non-zero singular value of the orientation matrix; classifying orientation noise that affects the radiation source orientation system according to the distribution characteristic of noise energy; determining the optimal orientation matrix of the radiation source orientation system according to the minimum non-zero singular value ?min of the orientation matrix and its number of array elements m; determining the optimal orientation array according to the non-zero singular value of orientation matrix considering the distribution of different noise energy. The invention lays a foundation for the optimal design of a non-planar array in a radiation source orientation system.

Abstract: A laser-solid-forming manufacturing device includes a laser emitter, a magnetic field generator, and a forming platform. The laser emitter emits a laser beam which acts on a feedstock to form a molten pool. The magnetic field generator includes a spiral copper coil, a first electrode and a second electrode. The spiral copper coil is formed by spirally winding a copper tube. The first and second electrodes are arranged at respective ends of the copper tube and are used for loading a voltage to generate a magnetic field in the spiral copper coil. At any time, the spiral copper coil sleeves an action point of the laser beam and the feedstock. A corresponding laser-solid-forming manufacturing method is also presented.

Abstract: Methods, and systems, including computer programs encoded on computer storage media for neural network architecture search.

Abstract: Computer-implemented methods, apparatuses, and systems are provided for synchronizing data based on a blockchain integrated station. The blockchain integrated station includes a central processing unit (CPU) and an intelligent network card. The intelligent network card includes a processor different from the CPU. The blockchain integrated station serves as a blockchain node of a blockchain network, and the intelligent network card is configured to inquiry other blockchain nodes of the blockchain network on whether there is to-be-synchronized block data; in response to determining that there is the to-be-synchronized block data, pull the to-be-synchronized block data from the other nodes of the blockchain network; and provide the to-be-synchronized block data to the CPU.

Abstract: The present application discloses a battery inspection device. The battery inspection device includes a power supply device, at least one charging port disposed on a surface of the power supply device, at least one display light bar disposed on the surface of the power supply device, and at least one first battery connection line, wherein the first battery connection line is electrically connected to the charging port.

Abstract: One or more embodiments of this specification provide a message transmission method and apparatus applied to a relay node in a blockchain relay communication network. The method includes: receiving, by a relay node in a blockchain relay communication network, a plurality of message packets, each message packet configured to record a partial message content of a message to be transmitted; parsing, by the relay node, the plurality of message packets to obtain encapsulation information of the message to be transmitted, the encapsulation information configured to indicate a type of a blockchain message within the encapsulation information in the message to be transmitted; determining, by the relay node, that the encapsulation information indicates that the blockchain message is a block synchronization message; and forwarding, by the relay node, at least one of the plurality of message packets without receiving all of the plurality of message packets corresponding to the message to be transmitted.

Abstract: Computer-implemented methods, apparatuses, and systems for identifying a to-be-filtered transaction using a blockchain integrated station are provided. The blockchain integrated station includes a central processing unit (CPU); and a smart network card. The smart network card includes a processor different from the CPU. The smart network card is configured to receive a transaction of a blockchain network, wherein the blockchain integrated station is a blockchain node of the blockchain network, and identify a transaction by operations comprising determining whether the transaction satisfies a predetermined filtering condition; and in response to determining that the transaction satisfies the predetermined filtering condition, determining the transaction as a to-be-filtered transaction.