37 results about "Tree network" patented technology

The invention relates to the technical field of forest resource investigation and point cloud processing, and discloses a laser radar individual tree segmentation method based on point cloud dimensionality reduction and individual tree network reforming, and the method comprises the steps: taking airborne LiDAR point cloud as a special network structure, replacing a single point with a point cloud cluster, and taking a fitting cluster circle as a hub. Dimensionality reduction processing from the three-dimensional point cloud to the two-dimensional hub is carried out, and redundant information is reduced. Three hub clustering methods (Euclidean distance, four-dimensional similarity and cosine similarity) are provided to construct individual tree hub clusters, and clustering results are mapped back to the three-dimensional point cloud to realize individual tree segmentation. The calculation pressure caused by huge point clouds is effectively relieved, and meanwhile, the segmentation precision and universality are improved; through a multi-strategy hub clustering method, the adaptability and robustness in a complex forest environment are improved; by introducing automatic precision evaluation based on convex hulls, low efficiency and subjectivity of traditional manual discrimination are avoided, objectification and automation of segmentation precision are realized, and the method has high theoretical value and application prospect.

The invention relates to the technical field of satellite-ground laser communication, and discloses a banyan-shaped network communication method and system based on multi-beam multipath transmission and space diversity synthesis aperture reception. The method comprises the following steps: dividing a light beam into a plurality of beams at a satellite-based terminal through beam forming to point to a plurality of ground stations; multiple ground stations receive data in parallel and then gather the data to a data center for time-space synchronization; and the data center adopts a multi-branch neural network to intelligently fuse the synchronized data so as to reconstruct a signal. According to the invention, by constructing the satellite-to-ground collaborative architecture, signal interruption and data loss caused by atmospheric turbulence are effectively suppressed, the limitation of high-error-code communication is broken through, and remote, high-speed and high-reliability satellite-to-ground communication is realized.

Provided in the present application is a data routing system. The system comprises a first topological network, a second topological network and a third topological network, wherein the network structure of the first topological network is a toroidal network topology structure consisting of a first node group, the first node group comprises a first number of network nodes, and the network nodes in the toroidal network topology structure have connection relationships with upstream nodes and downstream nodes in each dimension; the second topological network is a fat-tree network topology structure consisting of the network nodes in the first topological network and a switch; there is a cascade relationship between the network nodes in the first topological network and the switch; the first topological network is nested in the third topological network, and the network structure of the third topological network is a fully connected network topology structure consisting of a second node group; and the second node group comprises a second number of first node groups, and there is a connection relationship between the first node groups. Thus, large-scale or ultra-large-scale networking can be realized at a relatively low cost.

The application discloses a kind of support multi-mode convolution's memory computing integrated acceleration circuit, chip and equipment, the memory computing integrated acceleration circuit of the application includes input buffer (1), column address decoder (2) and 64 multiply-accumulate operation arrays (3), the multiply-accumulate operation array (3) includes: row address decoder (31), multi-mode adaptability controller (32), SRAM array (33), multiplier (34) and addition tree network (35), the 64 multiply-accumulate operation arrays (3) share one common column address decoder (2) and are connected to same input buffer (1).The application aims at using the flexibility and scalability inherent in digital CIM, without sacrificing the original CIM storage density, to design efficient control logic, to support various convolutions with minimal additional area cost and maintain high computing efficiency.

Provided in the present application is a data routing system. The system comprises a first topological network, a second topological network and a third topological network, wherein the network structure of the first topological network is a toroidal network topology structure consisting of a first node group, the first node group comprises a first number of network nodes, and the network nodes in the toroidal network topology structure have connection relationships with upstream nodes and downstream nodes in each dimension; the second topological network is a fat-tree network topology structure consisting of the network nodes in the first topological network and a switch; there is a cascade relationship between the network nodes in the first topological network and the switch; the first topological network is nested in the third topological network, and the network structure of the third topological network is a fully connected network topology structure consisting of a second node group; and the second node group comprises a second number of first node groups, and there is a connection relationship between the first node groups. Thus, large-scale or ultra-large-scale networking can be realized at a relatively low cost.

An apparatus comprises: an input port configured to receive an optical wave; a plurality of optical amplification modules (OAMs), each configured to apply a gain to an optical wave; a plurality of optical power splitting modules (OPSMs), each configured to provide portions of an optical wave to two or more outputs according to an optical power splitting ratio; and a plurality of optical ports, each configured to provide an optical wave; wherein the plurality of OPSMs is interconnected in a tree network that comprises: a root stage comprising a path segment between the input port and a first OPSM, a final stage comprising a plurality of path segments between OPSMs and optical ports, and a plurality of inner stages, each comprising a plurality of path segments between an upstream and a downstream OPSM; and wherein at least two inner stages each include an OAM on one or more path segments.

The application discloses a power distribution line single-phase tree contact grounding fault risk assessment method and system, and the method comprises the following steps: a fractal tree network model is used to simplify and simulate the real shape of a tree to build a tree model; the initial moisture content of the tree model is obtained, and the temperature and transition resistance of the tree model are continuously monitored; a single-phase tree contact fault model is built, a conductor phase voltage is obtained, the current heat production, heat dissipation and heat absorption of the tree are continuously calculated, the water evaporation quality is calculated and obtained, and the moisture content of the tree is updated using the water evaporation quality; the binary relationship between the conductivity, moisture content and temperature of the tree model is fitted and obtained; the binary relationship is applied to the iterative calculation of the fault model to obtain the highest temperature of the tree in the whole process; and the risk level of the tree is assessed according to the highest temperature by taking a set temperature threshold value. The application can accurately realize the fire risk assessment of the size of the tree, and is helpful to the safe operation of the power grid and the protection of the ecological environment.

The application discloses a memory-based XNOR operation data processing method, and belongs to the technical field of computer data processing. The method comprises the following steps: obtaining two or more binary input data to be subjected to XNOR operation and preprocessing to obtain bit-level addressing data; configuring a mapping storage array pre-storing XNOR operation results according to the bit-level addressing data; generating parallel addressing signals; triggering multiple storage units in the mapping storage array to simultaneously output parallel result data based on the parallel addressing signals; and receiving the parallel result data and aggregating to obtain a final XNOR operation result. The application adopts a multi-dimensional storage unit array integrated micro logic gate to realize local XNOR operation, combines an innovative address coding scheme to optimize addressing energy consumption and data reliability, and through an efficient parallel addressing signal generation and multi-level tree network aggregation mechanism, can embed XNOR operation logic into the storage, and significantly improve the parallelism, energy efficiency ratio and operation speed of data processing.

A network on chip for high performance computing includes a first fat-tree network topology that connects each of a number of initiator nodes to one of a number of initiator core switches through one or more levels of initiator edge switches. A second fat-tree network topology connects each of the target nodes to one of a number of target core switches through one or more levels of target edge switches, and the first fat-tree network topology is joined to the second fat-tree network topology through connections between the initiator core switches and the target core switches.

The invention relates to the technical field of street lamp data transmission, in particular to a data transmission management method and system based on a wireless grid. According to the scheme, an MCU (Microprogrammed Control Unit), an RF (Radio Frequency) wireless module, a power supply module, an indication unit and a wireless antenna are arranged as data transmission equipment based on the wireless grid; carrying out networking setting of equipment for data transmission based on a wireless grid by taking a gateway as a convergent point; setting a multi-level subordinate path for each data transmission, judging whether a data disaster occurs in the system in real time, and if so, starting a data disaster emergency networking plan; and combining the plurality of data packets in a preset format to carry out data fast transmission. According to the scheme, the tree network based on the wireless grid is constructed, the gateway is set as the rendezvous point, networking is optimized, a subordinate path is configured for data transmission, efficient and stable transmission of street lamp data is achieved, the transmission efficiency is improved, and the data transmission requirement of intelligent management of an urban street lamp system is guaranteed.

A system for supporting activities in a shipyard during construction of a ship has at least one local electronic computer installed in a watchtower of the ship and operatively connected to at least one central electronic computer remote from the ship, a first plurality of electronic apparatuses operatively connected by respective wired connection backbone cables to form one or more tree network topologies, each electronic apparatus representative of a root node of a respective tree network topology being operatively connected to the at least one local electronic computer, and a plurality of sensors adapted to detect information representative of the shipyard and operatively connected by respective wired connection cables to form one or more network topologies from one or more electronic apparatuses. Each electronic apparatus is configured to manage network connectivity and safety of the shipyard based on the information representative of the shipyard detected by the plurality of sensors.

The invention discloses a wind power plant current collection system topology optimization method based on an adaptive minimum spanning tree, and belongs to the technical field of calculation, reckoning or counting. The method comprises the following steps: determining coordinate positions of a transformer substation and each fan in a wind power plant; executing a first round of circulation of the algorithm, initializing the radiation type topology, and selecting a proper branch to be added into a tree network by taking the shortest distance as an optimization target; executing the mth cycle of the algorithm, and on the basis of completing branch cross validation, obtaining the downstream condition of each node of the current tree network by using the adaptive algorithm, calculating the current corresponding to each branch, matching the cable, and calculating the cable cost and the long-term network loss cost corresponding to each branch; selecting branches to be added in the mth cycle by taking the minimum investment cost of the main cable of the tree network and the minimum long-term network loss cost as a target; and repeatedly executing the loop until the set of unconnected nodes becomes an empty set. The method provides an innovative strategy and theoretical support for topological optimization of the wind power plant current collection system.

The invention relates to the field of organization and scheduling of computing resources, in particular to a computing resource scheduling allocation method based on self-organization. The method comprises the following steps that a resource tree network model based on self-organization is constructed, computing resources in the resource tree network model are spontaneously added into a resource set according to the processing capacity and availability of the computing resources, management nodes are generated through a distributed election algorithm, and a system updates a scheduling allocation strategy in real time according to dynamic changes of the computing resources. According to the self-organization-based computing resource scheduling and allocation method provided by the invention, the self-organization-based resource tree network model is constructed, the management nodes and the index nodes are utilized to efficiently schedule and allocate the computing resources, and meanwhile, each computing resource is dynamically maintained in real time; and fault-tolerant processing is carried out on abnormal situations possibly occurring in the resource scheduling and allocation process, so that efficient positioning, scheduling and allocation and collaborative sharing of the computing resources are realized.

The invention provides a multi-gateway collaborative mechanical data monitoring Internet of Things system and method for a sensor and a medium, and belongs to the technical field of data monitoring. The method comprises the following steps: collecting mechanical data through leaf nodes of a tree network, and converting the mechanical data into frequency signals; converging the frequency signals through routing nodes of the tree network, and segmenting a data packet containing the frequency signals into a plurality of data fragments with preset lengths; sending the data fragments to the sensing network platform through the sensing control platform; frequency signals are analyzed from the received data fragments, the frequency signals are converted into mechanical data, and the mechanical data are sent to the management platform; performing data recombination and integrity verification on the received mechanical data; and sending the complete mechanical data to a computer terminal, and controlling the computer terminal to render and generate an axial force and / or torque trend chart. According to the invention, accurate recombination and integrity verification of data after parallel transmission of multiple gateways can be realized, so that the reliability requirement of engineering safety monitoring is met.

The invention relates to the technical field of Bluetooth automatic networking, and discloses an automatic networking method for Bluetooth networking, which comprises the following steps of: sending a signal by a child node, scanning and filtering broadcast information by a root node or a father node, screening and connecting strong signal nodes which have the same network ID and are not distributed, establishing a timer, and automatically terminating a node network access process after timeout. And sending a network access invitation packet to the node through the root node, replying a verification network access request data packet by the node, when the root node verifies that the type of the data packet is correct, allocating a node ID to the new node, determining the new node as the child node, and after the child node receives the allocated node ID. The tree network topology is formed through the three-level architecture of the root node, the father node and the child node, the root node overall manages the global topology, the father node focuses on local child network control, the child node only needs to maintain the own state, the calculation and storage overhead of each node is reduced, and the method is particularly suitable for a low-power-consumption equipment networking scene.

The embodiment of the invention belongs to the technical field of underwater communication, and particularly relates to an underwater Internet of Things dynamic networking method and device based on virtual position identifications, and the method comprises the steps: dividing an underwater environment into grid regions of different depths, each grid region comprises a plurality of equipment clusters, constructing a tree network topological graph based on links between the equipment nodes; a unique virtual position identifier is allocated to each network element device based on the tree-shaped network topological graph, and the virtual position identifier is mapped to an IPv6 address to obtain a VPID-Net, and the VPID-Net is an underwater Internet of Things network based on the virtual position identifier; and for each network element device in the VPID-Net, routing establishment, forwarding, maintenance and recombination are carried out by adopting a communication primitive of an ICN mechanism.

The invention belongs to the technical field of wireless transmission, and discloses a large-bandwidth wireless transmission system and method for a visual inspection image of a main insulating layer of a cable. The system comprises a starting terminal module, an intermediate terminal module and a target terminal module which are connected through a tree network, and is provided with a transmission path generation module and an encryption module. The method comprises the following steps: generating a temporary transmission path, splitting image data, disrupting a sequence, encrypting a path generation rule, transmitting data through a plurality of paths, and finally recombining at a receiving end. According to the method, through dynamic path and transmission behavior encryption, path prediction and data packet capture of malicious programs are prevented, the problem that a traditional fixed topology network is poor in safety is solved, and meanwhile the requirement for real-time and high-bandwidth transmission of large-data-volume images in industrial detection is met through a parallel transmission mechanism.

A hierarchical latch-tree memory architecture distributes and stores data values for massively parallel computing arrays without conventional SRAM or cache memory. Transparent latch circuits arranged as sequential tree levels propagate data on phase-shifted clock signals, providing local retention and eliminating read-write contention. Separate forward and reverse latch-tree networks broadcast activation data and collect output sums from processing elements. The latch hierarchy maintains balanced timing and extremely low energy per bit, supporting rack-scale computing throughput on the order of one zettaFLOPS (FP4 sparse AI inference) within practical power limits.

The invention discloses a medical big data analysis method and analysis system for pre-diagnosis, and belongs to the technical field of medical data analysis. The method comprises the following steps: acquiring a medical big data supervision platform, constructing a tree network model based on dynamic account data for confirming uniqueness of a patient in medical big data supervision, collecting basic information of the patient, verifying authenticity of pre-diagnosis data through comparison between cross validation and a historical database, and generating a credible basic information base; according to the method, a closed loop of data acquisition-analysis evaluation-feedback optimization is formed by acquiring adjustment suggestions and actual diagnosis and treatment results of medical personnel and continuously updating model parameters and dynamic account data of patients; according to the method, the data accuracy is consolidated, the accuracy of risk assessment is continuously improved, continuous iteration of the pre-diagnosis process is finally realized, and more efficient and more accurate pre-diagnosis service is provided for patients.

The invention relates to a via hole pitch parameter calculation method, computer equipment, a medium and a product. The calculation method comprises the following steps of: obtaining netlist structure information in the design of the super-large-scale integrated circuit, and filtering disconnected parts of a line net and parts where no current passes actually; starting from an input pin of each line network, searching for interconnection lines and via holes in contact with the line network, marking an initial node, recording the position of a contact point, and recursively searching for the associated interconnection lines or via holes until returning to an output pin of the line network; according to the central point positions of the interconnection lines and the via holes and the metal layer where the interconnection lines are located, the relative connection relation between the interconnection lines and the via holes is determined, and a tree-shaped network structure is constructed; constructing a virtual interconnection line; and performing bidirectional traversal on any intermediate node of the tree network structure, traversing all nodes in the path upwards and downwards along the tree network structure, and calculating the sum of the distances among all via hole nodes in the traversal path to obtain the via hole pitch.

The invention discloses a wireless network relay node deployment system based on a directional antenna, which relates to the technical field of wireless communication, and at least comprises: an interference modeling module determines the service density of a link corresponding to each edge in a tree network topological graph of current iteration; the link quality evaluation module determines the outage probability of the link and determines the edge weight of the edge corresponding to the link so as to generate a tree-shaped weighted network topological graph of the current iteration; a deployment iteration optimization module reselects a candidate relay node with the lowest edge weight as a new father node for each service node according to the tree-shaped weighted network topological graph of the current iteration, and connects each new father node; and the output module outputs the deployment position of the relay node according to the tree-shaped weighted network topological graph of the last iteration. Through the scheme provided by the invention, a global optimal deployment scheme which is remarkably superior in the aspects of communication reliability, resource utilization efficiency and actual scene adaptability can be obtained.

A fault-tolerant quantum computer using topological codes such as surface codes can have an architecture that reduces the amount of idle volume generated. The architecture can include qubit modules that generate surface code patches for different qubits and a network of interconnections between different qubit modules. The interconnections can include “port” connections that selectably enable coupling of boundaries of surface code patches generated in different qubit modules and / or “quickswap” connections that selectably enable transferring the state of a surface code patch from one qubit module to another. Port and / or quickswap connections can be made between a subset of qubit modules. For instance port connections can connect a given qubit module to other qubit modules within a fixed range. Quickswap connections can provide a log-tree network of direct connections between qubit modules.

Disclosed in the present application is a data routing system. The system comprises a first topological network and a second topological network, wherein the first topological network is nested in the second topological network; the network structure of the first topological network is a fat-tree network topology structure consisting of a first node group and a switch, the first node group comprises a first number of network nodes, and there is a cascade relationship between the network nodes and the switch in the first topological network; and the network structure of the second topological network is a full-mesh network topology structure consisting of a second node group, the second node group comprises a second number of first node groups, and there is a connection relationship among the second number of first node groups. In the system, a multilevel hierarchical network structure where a fat-tree network topology is nested in a full-mesh network topology is established by means of small switching nodes having a small number of ports, and thus a large-scale or ultra-large-scale network is established, thereby effectively reducing the network cost and power consumption and improving the network scalability.

The application discloses a lightning arrester testing method, device and equipment and a storage medium, and belongs to the technical field of electric power measurement.The method comprises the following steps: sending a testing request for a target lightning arrester to a server; the testing request comprises an inner tree network structure of a coverage area of the target lightning arrester; the inner tree network structure comprises an LORA centralized device and at least two levels of adjacent LORA nodes; obtaining target ciphertext data corresponding to the inner tree network structure from the server; the target ciphertext data is data obtained by encrypting electric power data by the LORA centralized device; the electric power data is obtained by a testing device from the target lightning arrester online; obtaining a target network key corresponding to the inner tree network structure from the server; decoding the target ciphertext data by using the target network key to obtain the electric power data; and analyzing the electric power data to determine a testing result of the target lightning arrester.The real-time collection and analysis of online testing data of the lightning arrester are realized, and the real-time monitoring of the state of the lightning arrester is realized.

The invention discloses a dynamic networking system based on a hierarchical network structure and a topology management method thereof. The system comprises a primary network construction module and a secondary network construction module, the primary network construction module is used for constructing a primary mesh network as a collaborative network for the selected data center node by adopting a decentralized mesh network topological structure, so that metadata of the data center node can be spread in the collaborative network, and a user can check the health state and metadata information of the node; the secondary network construction module is used for constructing a tree network by taking each data center node as a root node and realizing hierarchical management on nodes for executing collaborative tasks in the data center nodes, and a father node in the tree network has metadata of all child nodes of the father node; the data center node and the node executing the cooperative task are communicated through a bidirectional SSL protocol, and node identity credible authentication and metadata synchronization are achieved. According to the invention, dynamic credible verification of node identities can be realized.

PCI Express (PCIE) is an IO interconnect standard that is developed and implemented as a tree network within Computers and servers for connecting to peripheral devices. Currently PCIE has achieved stability such that PCIE can be used as a basis for other applications. A PCIE based scheme inter-connecting multiple PCIE enabled processing systems as a cluster with at least one PCIE root complex controlling at least a PCIE bus, enabling the scalability of PCIE architecture to be applied for data transport between the connected system. The interconnection uses an outbound port enabled for system interconnection on the PCIE bus of each PCIE enabled computer connecting to one inbound port on an independently programmable network switch having a plurality of inbound ports. The interconnection is using PCIE protocol for data transfer within the cluster to interconnect processors, memory controllers, storage and other network components in Data centers.

An apparatus comprises: an input port configured to receive an optical wave; a plurality of optical amplification modules (OAMs), each configured to apply a gain to an optical wave; a plurality of optical power splitting modules (OPSMs), each configured to provide portions of an optical wave to two or more outputs according to an optical power splitting ratio; and a plurality of optical ports, each configured to provide an optical wave; wherein the plurality of OPSMs is interconnected in a tree network that comprises: a root stage comprising a path segment between the input port and a first OPSM, a final stage comprising a plurality of path segments between OPSMs and optical ports, and a plurality of inner stages, each comprising a plurality of path segments between an upstream and a downstream OPSM; and wherein at least two inner stages each include an OAM on one or more path segments.

According to the LoRa tree network mine positioning system provided by the invention, the characteristic of long-distance communication of LoRa is used, and relay equipment can be deployed as few as possible under the condition that the communication quality is ensured. And the probability of collision is reduced by reducing the forwarding times. And the power consumption of the LoRa is relatively low, so that the cruising ability of the terminal can The terminal data is not sent immediately after being received, the delay reporting time is calculated through the routing depth of the relay, and the higher the depth is, the earlier the reporting is, so that one piece of terminal data is finally combined into one piece of data to be reported to a server, the problem of air collision packet loss of simultaneous reporting can be effectively avoided, and the system performance is improved. An artificial intelligence algorithm is added in distance, a model can be obtained through training data, and accurate positioning can be performed under the condition that the terrain is relatively complex. And more accurate positioning can be realized through a multi-training data mode.

The invention provides a general satellite source packet extraction method based on a configurable tree network, and the method comprises the steps: configuring a tree network template corresponding to a data format based on the data format of a target satellite source packet, the tree network template being a data storage format which represents the data nodes of the target satellite source packet and the hierarchical relationship between the data nodes; reading a binary code stream of a target satellite source packet, and obtaining at least one first field and target data of a current data node; verifying the at least one first field; under the condition that the at least one first field is normal, storing the target data to a data node in the tree network template; and sequentially reading and storing the target data of each data node in the binary code stream until the target satellite source packet is completely read. The invention also provides a general satellite source packet extraction device and equipment based on the configurable tree network, and a medium.

The application discloses a complex network full-path search method based on community division, which performs recursive community division on an original complex network based on a modularity maximization principle, forms a multi-level tree network structure, and performs path search on the tree network structure; the search result and the network hierarchy structure are stored in a hybrid data structure composed of a graph and a linked list; by traversing the hybrid data structure, the path result stored on the tree network structure is spliced from bottom to top according to the corresponding community hierarchy relationship, and finally the full-path set on the original network is restored. The application solves the problems of large calculation redundancy, high memory consumption and difficulty in guaranteeing the completeness of the result in the prior art when processing large-scale networks.