Abstract: Computer-implemented methods, apparatuses, and system for processing transactions using a blockchain integrated station are provided. The blockchain integrated station includes a central processing unit (CPU) and a smart network card, wherein the smart network card comprises 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; write the transaction into a cache; in a process that the blockchain integrated station participates in a blockchain consensus of the blockchain network, perform consensus interactions with other blockchain nodes of the blockchain network based on the transaction in the cache; determine, based on a result of the blockchain consensus, a to-be-executed transaction list; and send the to-be-executed transaction list to the CPU.

Abstract: One or more embodiments of this specification provide methods and apparatuses for transmitting messages. A method includes: registering, based on a registration request sent by each blockchain node in a blockchain relay communication network, a blockchain node to a blockchain node set indicated by the registration request; determining, in response to receiving a blockchain message to be sent to a target blockchain node set, a target blockchain node registered to the target blockchain node set and a target relay node in the blockchain relay communication network; and transmitting the blockchain message to the target blockchain node through the target relay node.

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

Abstract: One or more embodiments of this specification provide methods and apparatuses for transmitting messages. A method includes: determining a blockchain message from two or more message queues stored in a relay node in a blockchain relay communication network based on a message transmission policy, the message transmission policy being configured to transmit blockchain messages in the blockchain relay communication network based upon a priority identifier representing a priority of a blockchain message to be transmitted in the blockchain relay communication network; obtaining identifier from the blockchain message, and determining one or more target blockchain nodes in the blockchain relay communication network corresponding to the identifier; determining a target relay node connected to the one or more target blockchain nodes in the blockchain relay communication network; and transmitting the blockchain message to the one or more target blockchain nodes through the target relay node.

Abstract: A chaotic stirring device combining plasma arc smelting and permanent magnet including a furnace body; the furnace body is provided therein with a water-cooled copper crucible; the center of an upper surface of the water-cooled copper crucible is a groove for placing raw metals, and the water-cooled copper crucible is internally a hollow cavity; a return pipe is disposed directly below the groove in the hollow cavity; an upper end of the return pipe is vertical upward, and is horizontally provided with a filter screen; a spherical magnet is placed between the filter screen and the groove; one side of the water-cooled copper crucible is provided with a first water inlet pipe and a first water outlet pipe; the first water inlet pipe is connected to the hollow cavity, and the first water outlet pipe is connected to the bottom of the return pipe.

Abstract: A computing system for detecting objects in an image can perform operations including generating an image pyramid that includes a first level corresponding with the image at a first resolution and a second level corresponding with the image at a second resolution. The operations can include tiling the first level and the second level by dividing the first level into a first plurality of tiles and the second level into a second plurality of tiles; inputting the first plurality of tiles and the second plurality of tiles into a machine-learned object detection model; receiving, as an output of the machine-learned object detection model, object detection data that includes bounding boxes respectively defined with respect to individual ones of the first plurality of tiles and the second plurality of tiles; and generating image object detection output by mapping the object detection data onto an image space of the image.

Abstract: One or more embodiments of this specification provide methods and apparatuses for transmitting messages. A method includes: determining a blockchain message from two or more message queues stored in a relay node in a blockchain relay communication network based on a message transmission policy, the message transmission policy being configured to transmit blockchain messages in the blockchain relay communication network based upon a priority identifier representing a priority of a blockchain message to be transmitted in the blockchain relay communication network; obtaining identifier from the blockchain message, and determining one or more target blockchain nodes in the blockchain relay communication network corresponding to the identifier; determining a target relay node connected to the one or more target blockchain nodes in the blockchain relay communication network; and transmitting the blockchain message to the one or more target blockchain nodes through the target relay node.

Abstract: Methods, systems, and apparatus for optimizing communication in a blockchain network. An example method includes establishing, by a first relay node in the blockchain network, a connection with a first blockchain node in the blockchain network in response to a connection request of the first blockchain node; receiving, by the first relay node, a registration request transmitted by the first blockchain node; generating, by the first relay node, a registration event based on the registration request; updating, by the first relay node, a local routing table based on the registration event; and forwarding, by the first relay node, a message of the first blockchain node to another relay node or another blockchain node in the blockchain network that is connected to the first relay node based on the local routing table.

Abstract: The present disclosure provides systems and methods that include or otherwise leverage an object detection training model for training a machine-learned object detection model. In particular, the training model can obtain first training data and train the machine-learned object detection model using the first training data. The training model can obtain second training data and input the second training data into the machine-learned object detection model, and receive as an output of the machine-learned object detection model, data that describes the location of a detected object of a target category within images from the second training data. The training model can determine mined training data based on the output of the machine-learned object detection model, and train the machine-learned object detection model based on the mined training data.

Abstract: The present invention relates to the technical field of orientation of radiation sources. The present invention discloses a method for orientating a radiation source based on irradiance.

Abstract: Computer-implemented methods, apparatuses, and system for processing transactions using a blockchain integrated station are provided. 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 intelligent network card is coupled with one or more caches. The blockchain integrated station serves as a blockchain node of a blockchain network. The intelligent network card is configured to receive a transaction of the blockchain network; identify the transaction as a replay transaction by operations comprising: comparing the transaction with historically received transactions in the one or more caches; and in response to a comparison result indicates that the transaction is the same as one of the historically received transactions, determining the transaction as a replay transaction.

Abstract: One or more embodiments of this specification provide a message transmission methods and apparatuses. A method includes: registering each of a plurality of blockchain nodes in a blockchain relay communication network to a blockchain node set indicated in a registration request submitted by a corresponding blockchain node of the plurality of blockchain nodes; generating a routing policy corresponding to each of the plurality of blockchain nodes, the routing policy comprising the blockchain node set that comprises the plurality of blockchain nodes and a relay node that connects to the corresponding blockchain node of the plurality of blockchain nodes; and receiving a first blockchain message sent for a target blockchain node in a target blockchain node set from one of the plurality of blockchain nodes.

Abstract: One or more embodiments of this specification provide block synchronization methods and apparatuses. A method includes: receiving, by a block synchronization device in a blockchain relay communication network and from a relay node of a plurality of relay nodes, a block obtaining request sent by a blockchain node of a plurality of blockchain nodes; selecting, by the block synchronization device from one or more locally stored blocks on the block synchronization device, one or more historical blocks; and sending, by the block synchronization device via the relay node of the plurality of relay nodes, one or more historical blocks to the blockchain node of the one or more blockchain nodes to perform block synchronization by the blockchain node of the one or more blockchain nodes on blocks locally stored by the blockchain node of the plurality of blockchain nodes based on the one or more historical blocks.

Abstract: Processor(s) for detecting malicious software. A hardware virtual machine monitor (HVMM) operates under a host OS. Container(s) initialized with network application template(s) operate under a guest OS VM. A detection module operates under the guest OS VM includes a trigger detection module, a logging module and a container command module. The trigger detection module monitors activity on container(s) for a trigger event. The logging module writes activity report(s) in response to trigger event(s). The container command module issues command(s) in response to trigger event(s). The command(s) include a container start, stop and revert commands. A virtual machine control console operates under the host OS and starts/stops the HVMM. A container control module operates under the guest OSVM and controls container(s) in response to the command(s). The server communication module sends activity report(s) to a central collection network appliance that maintains a repository of activities for infected devices.

Abstract: Disclosed herein are methods, devices, and apparatuses, including computer programs stored on computer-readable media, for establishing communication between a first node and a second node in a blockchain system. One of the methods includes: the first node providing a node identifier of the first node to the second node and receiving a node identifier of the second node from the second node, to cause a first communication session to be established between the first node and the second node; the first node determining whether a second communication session exists between the first node and the second node; and in response to a determination that the second communication session exists between the first node and the second node, terminating one of the first communication session and the second communication session based on the node identifier of the first node and the node identifier of the second node.

Abstract: A ketoamide compound and a preparation method, a pharmaceutical composition, and a use thereof. Specifically, the ketoamide compound shown in formula (A), a racemate, an enantiomer, or a diastereoisomer thereof, or any mixture of same, or a pharmaceutically active metabolite thereof, or a pharmaceutically acceptable salt, solvate, or prodrug thereof. The ketoamide compound can effectively inhibit coronavirus or Ebola virus, and thereby implement the prevention or treatment of diseases related to coronavirus or diseases related to Ebola virus.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for converting unstructured documents to structured key-value pairs. In one aspect, a method comprises: providing an image of a document to a detection model, wherein: the detection model is configured to process the image to generate an output that defines one or more bounding boxes generated for the image; and each bounding box generated for the image is predicted to enclose a key-value pair comprising key textual data and value textual data, wherein the key textual data defines a label that characterizes the value textual data; and for each of the one or more bounding boxes generated for the image: identifying textual data enclosed by the bounding box using an optical character recognition technique; and determining whether the textual data enclosed by the bounding box defines a key-value pair.

Abstract: One or more embodiments of this specification provide message transmission methods and apparatuses. A method includes: registering each of a plurality of blockchain nodes in a blockchain relay communication network to a blockchain node set indicated in a registration request submitted by a corresponding blockchain node of the plurality of blockchain nodes; generating a routing policy corresponding to each of the plurality of blockchain nodes, the routing policy comprising a blockchain node set that the corresponding blockchain node belongs and a relay node that connects to the corresponding blockchain node; receiving a blockchain message for a target blockchain node in a target blockchain node set; determining a target relay node connected to the target blockchain node according to a tree-structured routing table obtained by organizing routing policies in a tree structure; and transmitting the blockchain message to the target blockchain node.