Abstract: Provided are a metformin inhalation powder aerosol for treating idiopathic pulmonary fibrosis and a preparation method thereof, including following steps: pretreating a metformin raw material to obtain fine powder, and passing the obtained fine powder through a screen with a mesh size of 100-1000 microns by an pendular granulator at a rotating speed of 200 revolutions per minute to obtain soft particle clusters; pre-spheronizing clusters at a vibration frequency of 100-300 hertz to obtain particle clusters, and then rolling the particle clusters on a granulating pan and spheronizing to obtain spherical particle clusters.

Abstract: A forwarding path determining method includes: determining, by a path computation node, a first SR-BE forwarding path from a first node to a second node in a first virtual network; determining a second SR-BE forwarding path from the first node to the second node in a physical network; and when the first SR-BE forwarding path completely overlaps the second SR-BE forwarding path, determining the first SR-BE forwarding path as a target forwarding path from the first node to the second node in the first virtual network; or when the first SR-BE forwarding path does not completely overlap the second SR-BE forwarding path, determining, by the path computation node, a first SR-TE forwarding path according to the physical network and the first virtual network, and determining the first SR-TE forwarding path as a target forwarding path from the first node to the second node in the first virtual network.

Abstract: Systems, methods, and instrumentalities are disclosed relating to intra prediction of a video signal based on mode-dependent subsampling. A block of coefficients associated with a first sub block of a video block, one or more blocks of coefficients associated with one or more remaining sub blocks of the video block, and an indication of a prediction mode for the video block may be received. One or more interpolating techniques, a predicted first sub block, and the predicted sub blocks of the one or more remaining sub blocks may be determined. A reconstructed first sub block and one or more reconstructed remaining sub blocks may be generated. A reconstructed video block may be formed based on the prediction mode, the reconstructed first sub block, and the one or more reconstructed remaining sub blocks.

Abstract: A packet transmission method includes: A first network device receives a first data packet; and the first network device updates the first data packet to obtain a second data packet, where the second data packet includes a global identifier; the first network device sends the second data packet to a second network device, where the global identifier is used by the second network device to verify the second data packet based on a correspondence, and the correspondence is a correspondence between the global identifier and an egress port through which the second network device transmits the second data packet.

Abstract: This application discloses a packet processing method and a related apparatus, applied to a network slice. The method includes: A first network device obtains a first packet, where the first packet includes a first slice identifier, the first slice identifier includes a plurality of consecutive sub-identifiers, the plurality of sub-identifiers indicate different attributes of a first network slice, and the first slice identifier identifies the first network slice to which the first packet belongs. The first network device forwards the first packet based on the first slice identifier. In this solution, a slice identifier including a plurality of sub-identifiers is carried in a packet. Different sub-identifiers indicate different attributes of a network slice.

Abstract: The disclosure provides a method for detecting and defending a Distributed Denial of Service attack in an SDN environment. The method includes: building data messages acquired as feature messages by a proxy module; sending the feature messages to a pre-built detection model to obtain a detection result; making a decision instruction based on the detection result; and performing control operations by the proxy module based on the decision instruction.

Abstract: This application provides a packet forwarding method, apparatus, and system, and belongs to the field of communication technologies. In a scheme provided in this application, a packet includes both a destination address and a behavior instruction, and at least two nodes in a packet forwarding system may identify the behavior instruction in the packet, and may forward the packet based on a first forwarding behavior indicated by the behavior instruction. Therefore, when a plurality of nodes in the packet forwarding system each need to perform a forwarding behavior on the packet, an SID does not need to be allocated to each node, but only the behavior instruction needs to be carried in the packet.

Abstract: Provided are embodiments of replicative oncolytic adenovirus AD5 ApoA1 for inhibiting tumor growth and metastasis and use thereof in preparation of anti-tumor drugs. The virus can rapidly replicate in tumor cells and exert an oncolytic effect. Tumor cells infected with the virus can highly express apolipoprotein ApoA1 which can be secreted extracellularly in large quantities, significantly inhibit the invasion and metastasis of tumor cells, inhibit tumor-promoting inflammation pathways, and significantly reduce a IDO-1 which is a key molecule that leads to tumor immune escape. The virus can significantly inhibit tumor growth, inhibit tumor invasion, delay progression of cachexia and prolong the survival time of tumor-bearing mice in mice with liver cancer, breast cancer, colon cancer, or lung cancer.

Abstract: Embodiments of this application provide a packet forwarding method, a packet processing method, and a device, to determine a network slice that corresponds to a packet and that is of a transport network. The packet forwarding method includes the following steps: A first device obtains a first packet. The first device is a network device in an access network or in a mobile core network. The first device determines network slice mapping information based on the first packet. The first device generates a second packet based on the first packet. The second packet includes the network slice mapping information. The first device sends the second packet to a second device. The second device is a network device in a transport network.

Abstract: A packet transmission method, implemented by a first network device includes determining a first master logical interface, where the first master logical interface is associated with a first virtual network identifier and a first sub-logical interface, and the first sub-logical interface is associated with a second virtual network identifier, and receiving an advertisement packet from a second network device through the first master logical interface, where the advertisement packet includes the first virtual network identifier, first internet protocol (IP) information associated with the first virtual network identifier, the second virtual network identifier, and second IP information associated with the second virtual network identifier.

Abstract: A data sending method includes receiving, by a forwarding device using a first flexible Ethernet (FlexE) group and in multiple timeslots included in a first timeslot set, multiple first encoded data blocks from a physical coding sublayer (PCS), determining, by the forwarding device according to the timeslots included in the first timeslot set and the first FlexE group, a second FlexE group and multiple timeslots included in a second timeslot set, and sending, by the forwarding device, the first encoded data blocks using the second FlexE group and in the timeslots included in the second timeslot set.

Abstract: Systems, methods, and instrumentalities are disclosed relating to intra prediction of a video signal based on mode-dependent subsampling. A block of coefficients associated with a first sub block of a video block, one or more blocks of coefficients associated with one or more remaining sub blocks of the video block, and an indication of a prediction mode for the video block may be received. One or more interpolating techniques, a predicted first sub block, and the predicted sub blocks of the one or more remaining sub blocks may be determined. A reconstructed first sub block and one or more reconstructed remaining sub blocks may be generated. A reconstructed video block may be formed based on the prediction mode, the reconstructed first sub block, and the one or more reconstructed remaining sub blocks.

Abstract: Embodiments of the present invention provide an Augmented Reality (AR) method and apparatus for driving assistance, which are applied in the technical field of AR. The method comprises the steps of: determining, based on information acquired during the driving process, driving assistance information, and displaying virtual three dimensional (3D) display information corresponding to the driving assistance information. In the present invention, the AR technology can be applied in the vehicle travelling process to assist a driver in better mastering driving information in the vehicle travelling process, and the user experience can be improved.

Abstract: A construction process of soil nailing wall for geological disaster control is provided, which uses a construction equipment of soil nailing wall for geological disaster control, including underframe, lifting assembly and etc.; a lifting assembly is installed on the left side of the upper side of the underframe. When in use, the disclosure can automatically cut off the tree trunks extending out of the slope surface, and then install the grouting rods in the soil slope holes. At the same time, the disclosure can adapt to the tree trunks with different bending degrees to cut them, which solves the problem of tree trunks interfering with the construction, greatly improves the efficiency, prevents the cut tree trunks from falling onto the slope, avoids damaging the slope surface, and can adapt to a variety of situations to cut off the tree trunks.

Abstract: Provided are a display apparatus and a process method for the display apparatus. The display apparatus includes a display; a communicator, communicating with the network; a remote controller; a memory; and a processor configured for executing instructions in the memory to cause the display apparatus to perform: obtaining video source information from a target video source currently played by the display, where the video source information includes signal source information and type information; determining picture modes corresponding to the target video source according to the signal source information and the type information; displaying the picture modes corresponding to the target video source in a picture mode list; in response to a selection instruction for selecting a target picture mode, obtaining image adjustment parameters corresponding to the target picture mode; and adjusting image quality of the target video source according to the image adjustment parameters.

Abstract: A method for synchronizing topology information in a service function chain (SFC) network, where the SFC network includes at least one classifier (CF) and at least one service function forwarder (SFF). The method includes that a first network element in the at least two routing network elements establishes a Border Gateway Protocol (BGP) connection to at least one second network element other than the first network element in the at least two routing network elements, where the first network element is any one of the at least two routing network elements, and the first network element sends a first BGP update message to the at least one second network element, where the first BGP update message includes topology information of the first network element such that the at least one second network element obtains the topology information of the first network element.

Abstract: A video decoder is configured to receive bin values according to a context model, wherein the context model includes one or more probability states and the bin values correspond to one or more syntax elements of the video data; determine a first shift value based on the received bin values; determine a second shift value based on the received bin values; update a first state variable based on the first shift value; update a second state variable based on the second shift value; determine, for a next bin to be decoded, a probability state for the context model based on the first state variable and the second state variable; context decode the next bin to be decoded based on the probability state; and determine values for the one or more syntax elements based on the received bin values and the context decoded next bin value.

Abstract: A first network device receives location information sent by a second network device. The location information includes a location identifier used to identify a location of the second network device in a network and a plurality of associated flexible algorithms corresponding to the location identifier. The first network device generates, based on a first flexible algorithm of the plurality of associated flexible algorithms, first routing information to the second network device. The first flexible algorithm corresponds to a first network topology, the first network topology is a network topology in which the first network device is located, and the first routing information is used to send a packet to the second network device in the first network topology. One location identifier corresponds to a plurality of associated flexible algorithms, and routing information in different network topologies is generated based on different associated flexible algorithms.

Abstract: The present invention provides a driving device and a control method. The driving device is configured to drive a power switch and includes a power supply, a first bridge arm coupled to the power supply, a second bridge arm coupled in parallel to the first bridge arm, and a resonant inductor. The first bridge arm includes a first switch and a second switch connected to a first midpoint, the second bridge arm comprises a first semiconductor element and a second semiconductor element connected to a second midpoint, and the resonant inductor is coupled between the first midpoint and the second midpoint. The control method includes turning on the first switch for a first period such that the power supply charges a gate electrode of the power switch; and in response to a decrease of a current of the resonant inductor to a first threshold value, turning on the first switch again for a second period such that a potential of the first midpoint is equal to a potential of the second midpoint.

Abstract: A forwarding entry generation method includes sending, by a controller, a plurality of resource allocation request messages to a plurality of network devices in a network slice, to trigger the plurality of network devices to allocate resources, where the resource allocation request message includes an identifier of the network slice and a resource that needs to be allocated by a corresponding network device to the network slice; receiving, by the controller, a plurality of resource allocation response messages including the identifier of the network slice and a segment identifier of a corresponding network device, and a resource allocated by each device belongs to the network slice; and generating, by the controller, a forwarding table corresponding to the network slice, where the forwarding table includes a forwarding entry for arriving at a network device in the network slice.