Abstract: A computing device includes a processor and a medium storing instructions. The instructions are executable by the processor to: in response to a receipt of an electronic request comprising one or more structured data fields and one or more unstructured data fields, identify a set of previous electronic requests using the one or more structured data fields of the received electronic request; train a probabilistic classification model using at least one structured data field of the identified set of previous electronic requests; execute the trained probabilistic classification model using the one or more unstructured data fields of the received electronic request; and automatically select a request handler using an output of the executed probabilistic classification model.

Abstract: A delivery sheath and a medical device. The delivery sheath includes an outer canal and a traction structure. The outer canal includes a connecting canal, a canal body, and a distal canal. The canal body is located between the connecting canal and the distal canal. The canal body includes a first flexible canal, a spacer canal, and a second flexible canal. The spacer canal is provided between a distal end of the first flexible canal and a proximal end of the second flexible canal. The hardness of the connecting canal is greater than that of the first and second flexible canals, and the hardness of the spacer canal is greater than that of the first and second flexible canals. The traction structure includes a first traction fiber and a second traction fiber.

Abstract: An optimization method for a directional preparation technique and efficient use of semi-coke for blast furnace injection. Firstly, the volatile and the ash content of target semi-coke are preset, and then the volatile and the ash removal percentages of a raw coal are calculated; after ash removal, several sets of dry distillation carbonization temperatures and carbonization times are obtained according to the volatile removal percentage, and the relationships between a combustion rate, abrasiveness, explosiveness and jet flow property and the carbonization temperature are respectively established to obtain the optimal actual carbonization temperature; and semi-coke for blast furnace injection is obtained at an actual carbonization temperature.

Abstract: The disclosure discloses a simplified space vector modulation method for multi-lever converters, and relates to the field of space vector modulation methods for multilevel converters, which solves problems that a redundant on-off state is greatly increased along with increase of a number of levels in a traditional SVM technology, and SVM is difficult to realize due to calculation of the redundant on-off state and selection of a proper on-off state. The method includes the following steps of: step 1: establishing a vector expression; step 2: establishing a reference vector trajectory model; step 3: respectively representing reference signals and level signals by coordinate components of a reference vector and a basic vector and corresponding component sums; step 4: constructing a star-connected multilevel converter; step 5: sampling a phase voltage reference vector trajectory model of the star-connected multilevel converter, and synthesizing the reference vector.

Abstract: A method, device and node for message transmission, and a computer storage medium are provided, the method including Bit Indexed Explicit Replication (BIER) information which is sent by other nodes except a first node in a distance-vector routing protocol (Babel) network in a Babel protocol extension manner is received, wherein the BIER information is used for acquiring a BIER forwarding entry; the BIER forwarding entry is acquired according to the BIER information; and a message encapsulated in a BIER manner is sent to said other nodes according to the BIER forwarding entry.

Abstract: A method for controlling quality of service, including steps of: transmitting, by a network device, a packet; and controlling the quality of service for the packet, by the network device, according to a Bit Indexed Explicit Replication (BIER)-information-based service quality strategy or according to a service quality related field carried by the packet. The method of the present disclosure can achieve controlling for quality of service based on BIER information, enhance flexibility of controlling for the quality of service in a network, and promote development of multicast technology and network.

Abstract: The present invention relates to a Salmonella bacteriophage, in particular to a Siphoviridae bacteriophage with a wide host spectrum and a strong lytic activity against Salmonella pullorum. The above-mentioned Salmonella pullorum bacteriophage is named SP4, and is deposited at the China General Microbiological Culture Collection Center, the deposit date is Jul. 27, 2017 and the deposit number is CGMCC No, 14332, The bacteriophage has a strong lysis effect on Salmonella, and the bacteriophage can also reduce the mortality rate of chicks infected with Salmonella pullorum, The preparation can be used alone or as a cocktail, and provides a safe, non-toxic and side-effect-free and residual effect-free bacteriophage product for the treatment of the infections caused by Salmonella of chicken origin, Salmonella of duck origin, Salmonella of mink origin, Salmonella of food origin and Salmonella of pig origin.

Abstract: The disclosure discloses a simplified space vector modulation method for multi-lever converters, and relates to the field of space vector modulation methods for multilevel converters, which solves problems that a redundant on-off state is greatly increased along with increase of a number of levels in a traditional SVM technology, and SVM is difficult to realize due to calculation of the redundant on-off state and selection of a proper on-off state. The method comprises the following steps of: step 1: establishing a vector expression; step 2: establishing a reference vector trajectory model; step 3: respectively representing reference signals and level signals by coordinate components of a reference vector and a basic vector and corresponding component sums; step 4: constructing a star-connected multilevel converter; step 5: sampling a phase voltage reference vector trajectory model of the star-connected multilevel converter, and synthesizing the reference vector.

Abstract: Provided are a service function chain detection path method and device. The method comprises: sealing a sending service function chain path identifier and a returning service function chain path identifier in a message header, and obtaining a service function chain detection message, the sending service function chain path identifier being used for indicating a path of the service function chain detection message, the returning service function chain path identifier being used for indicating a path of a service function chain detection reply message corresponding to the service function chain detection message; sending the service function chain detection message; receiving the service function chain detection reply message, the service function chain detection reply message comprising returning path information, the returning path information being used for indicating a service function chain path of the service function chain detection message during sending.

Abstract: An information transmission method and device, comprising: when being connected to a virtual network, a network edge node encapsulates the virtual network identifier of the connected virtual network in a multicast protocol packet; the network edge node sends the multicast protocol packet to network edge nodes other than itself. The information transmission method can implement delivery of a virtual network identifier, thereby implementing highly efficient transmission of virtual network data.

Abstract: The present disclosure relates to an information processing method, comprising: encapsulating, in a link layer discovery protocol data unit (LLDPDU), bit indexed explicit replication (BIER) bit string length information of a first node; and sending to a second node the LLDPDU, wherein the second node is an adjacent node of the first node, and the BIER bit string length information of the first node is used to forward BIER traffic. The present disclosure also relates to an information processing device.

Abstract: An information transmission method, comprising: a control platform generating forwarding information of a bit indexed explicit replication (BIER) network; and the control platform sending, according to the forwarding information of the BIER network, a BIER flow table to a forwarding device through an OpenFlow protocol. The solution solves the problems that, in a forwarding mode for a multicast message in the relevant OpenFlow technology, a space occupied by an entry is larger and the forwarding efficiency is lower because it is necessary to establish a corresponding flow table and group table on each forwarding device for each flow.

Abstract: A method, device and node for message transmission, and a computer storage medium are provided, the method including Bit Indexed Explicit Replication (BIER) information which is sent by other nodes except a first node in a distance-vector routing protocol (Babel) network in a Babel protocol extension manner is received, wherein the BIER information is used for acquiring a BIER forwarding entry; the BIER forwarding entry is acquired according to the BIER information; and a message encapsulated in a BIER manner is sent to said other nodes according to the BIER forwarding entry.

Abstract: A decoding device includes an entropy decoding processor configured to decode an encoded bitstream to decode a block division type, an intra prediction mode of each divided block, and level values of each block; a predictive value generation processor configured to generate predictive values of a block to be decoded based on decoded pixels, the decoded block division type, and the decoded intra prediction mode of the each divided block; an inverse quantization/inverse transformation processor configured to inversely quantize and inversely transform the level values to obtain decoded prediction residuals; and an addition processor configured to add the predictive values to the decoded prediction residuals to generate the decoded pixels.

Abstract: An encoding device includes means for determining a block division type and an intra prediction mode, means for applying non-square intra prediction to obtain a predictive value when the determined block is non-square, means for obtaining a prediction residual which is the difference between the predictive value and a corresponding input image to be encoded, means for rearranging prediction residuals obtained when the determined block is non-square into a square format, means for applying orthogonal transformation to the prediction residuals rearranged into the square format to obtain a transform coefficient, means for quantizing the transform coefficients to obtain level values, means for encoding the level values, the block division type, and the intra prediction mode, means for inversely quantizing and inversely transforming the level values to obtain reconstructed prediction residuals, and means for rearranging a block of the reconstructed prediction residuals into a non-square format.

Abstract: The present disclosure provides a packet transmission method and apparatus. The method includes: a classifier receiving a first packet; the classifier determining a first service function (SF) to which the first packet is to be transmitted; the classifier adding an address of the first SF to the first packet, obtaining a second packet; and the classifier transmitting the second packet to a network virtualization edge (NVE) node.

Abstract: Provided are a method and device for processing a data message. The method may include that: an Internet Protocol version 6 (IPv6) transition strategy used for executing an IPv6 transition technology is received from a Service function chain (SFC) controller; and a received data message is processed according to the received IPv6 transition strategy. By the technical solution, the problems of incapability of a network system in effective running during fusion with an IPv6 transition technology and incapability in effective implementation of unified deployment of the IPv6 transition technology in the related technology are solved, and the effects of effectively reducing performance pressure on an existing network and greatly alleviating channel congestion between equipment and equipment are further achieved.

Abstract: Provided are a method, device and system for implementing address sharing. An address pool configured for unified management over IP addresses is configured on an AAA server; and the AAA server may allocate an IP address to a CGN device according to the configured address pool. By such a technology for implementing address sharing in the present disclosure, IP address resource sharing among CGN devices is implemented, so that problems about resource load sharing among the CGN devices may be solved, a sharing rate of IP address resources is increased, and resource optimization may be implemented; and moreover, in terms of IP address management, a more available platform is provided for an operating company. In addition, the IP addresses are managed by the AAA server in a unified manner, and then the address pool is not required to be configured on the CGN device, so that the CGN device may be started without any address pool.

Abstract: Provided are a service function chain detection path method and device. The method comprises: sealing a sending service function chain path identifier and a returning service function chain path identifier in a message header, and obtaining a service function chain detection message, the sending service function chain path identifier being used for indicating a path of the service function chain detection message, the returning service function chain path identifier being used for indicating a path of a service function chain detection reply message corresponding to the service function chain detection message; sending the service function chain detection message; receiving the service function chain detection reply message, the service function chain detection reply message comprising returning path information, the returning path information being used for indicating a service function chain path of the service function chain detection message during sending.

Abstract: A service node capability processing method and apparatus, a service classifier and service controller are described. The method includes: determining an exchange information set of service nodes on a service function chaining for processing a data packet, wherein the exchange information set includes an intersection of capabilities of the service nodes on the service function chaining; and encapsulating the exchange information set in the data packet, wherein the exchange information set is used for the service nodes to read a processing result which is obtained by processing capability corresponding to the intersection of the capabilities of the service nodes and which is encapsulated in the data packet. In such a fashion, the problem in the related technology is addressed that the blind information exchange causes the waste of resources since the information exchange between nodes is untargeted, and consequentially effectively avoids the waste of field resources by invalid information exchange.