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51 results about "Domain level" patented technology

Domain level indicates that server is capable of doing certain operations. Domain levels allows to migrate to a never version of freeIPA and activate new features when all servers are migrated and compatible with that particular feature. The domain level has to be increased manually, it is not raised during upgrade.

Method and apparatus for extracting knowledge from software code or other structured data

A method for knowledge representation and management is disclosed which has particular but not exclusive application in knowledge recovery techniques. To help with program understanding, software maintainers use computer aided reverse engineering (CARE) tools which utilize techniques such as syntax analysis, structural analysis, and domain knowledge base analysis (DKBA). Known DKBA methods are complex since the domain knowledge recovery relies on the use of knowledge at different layers while some elements of the knowledge at domain level is not used at all. In the disclosed method for representing knowledge in a knowledge base, the knowledge is represented by a set of one or more concepts and by one or more first type of relationships between two or more or said concepts. The method comprises dividing the set of concepts into a plurality of sub-sets, each sub-set comprising a set of concepts related to a sub-set of the knowledge; dividing the relationships among the sub-sets of concepts; and providing a further set comprising all the concepts along with a second type of relationship that provides an association between each concept in the further set of concepts and one or more of the sub-sets of concepts and relationships.
Owner:BRITISH TELECOMM PLC

Production process control method for prebaked anode

The invention relates to a production process control method for a prebaked anode used for aluminum electrolysis. The production process control method comprises the following steps of: automatically importing and storing the data in a data analysis server in a classified way by utilizing field level data communication platform middleware, wherein the data is obtained by processing prebaked anode production process field computer programmable logical controller (PLC) data by using a field bus data conversion terminal and an offline measurement data acquisition terminal; finishing the real-time monitoring and the rapid response of raw material petroleum coke, asphalt performance parameters, calcination process technical parameters, anode preparation process technical parameters, roasting process technical parameters and assembly technical parameters of the overall prebaked anode production by using the data analysis server; and transmitting data analysis server data analysis results of each workshop and quality tracking and impact analysis results of each workshop to a client server through a plant domain level data exchange middleware by using a carbon plant data analysis server. By the method, the production efficiency and the anode quality of the overall prebaked anode are improved, and production process energy consumption and operation cost are reduced.
Owner:SHENYANG ALUMINIUM MAGNESIUM INSTITUTE

Autonomous-domain-level network simulation method based on virtualization technology

ActiveCN108718247ATrue Reflection AttributesData switching networksVirtualizationDomain level
The invention discloses an autonomous-domain-level network simulation method based on a virtualization technology, and relates to the field of network simulation and algorithm design. The method aimsat achieving the purpose that by utilizing a server cluster and the virtualization technology, a host in a network is created and simulated to construct autonomous-domain-level network routing topology. According to the method, one BGP router is simulated for each autonomous domain on one or more physical machines by adopting a virtualization means, BGP sessions among the BGP routers are created,and the simulated network topology is formed. According to collected autonomous domain numbers, prefixes declared by the autonomous domains, adjacency relationships of the autonomous domains and business relationships of the autonomous domains, the autonomous-domain-level network routing topology formed by the BGP routers on a certain scale is simulated on a limited number of physical machines. The simulated BGP router topology can truly reflect the collected adjacency relationships of the autonomous domains and attributes of links among the autonomous domains; each simulated BGP router conducts routing selecting according to BGP routing protocols, and the routing behaviors of the simulated BGP routers are identical to the behaviors of real BGP routers.
Owner:HARBIN INST OF TECH

Name-based trust method in named data network

ActiveCN110401637AAuthentication is efficient and accurateUser identity/authority verificationDomain nameDomain level
The invention discloses a name-based trust method in a named data network. The method comprises the following steps: identity authentication based on a block chain technology: a domain-level information service entity applying for registration to a block chain and creates a block, and the block comprising a domain name, a public key of the domain and public parameter information of the domain; after receiving the data packet, the user verifying the identity of the domain where the producer of the data packet is located by adopting a domain-level identity authentication method, the data packetbeing credible if the verification succeeds, and otherwise, discarding the data packet; judging data credibility: signing each data packet, and a receiver judging the integrity of the data packet by verifying the data signature; according to the domain-level identity authentication method, determining the identity of a producer, and if the data packet has integrity and is generated by the producerwith legal identity, a receiver trusting the data packet. The domain-level identity is authenticated by adopting the block chain technology, the authentication efficiency is high and accurate, and the credibility of the data packet is judged by utilizing the identity authentication scheme.
Owner:SOUTH CENTRAL UNIVERSITY FOR NATIONALITIES

Remote sensing image sequence moving target detection method based on improved ViBe background model

The invention provides a remote sensing image sequence moving target detection method based on an improved ViBe background model. The method comprises the following steps: adding random noise in a setrange to a first frame image in a remote sensing image sequence to construct and initialize a ViBe background model; starting from a second frame image, carrying out moving target detection: based oncurrent frame and the background model difference, obtaining an initial foreground detection result; carrying out median filtering and Gaussian filtering on the initial foreground detection result toremove noise jamming; carrying out connected domain analysis on the filtering results, that is, converting pixel level processing into connected domain level processing, and carrying out preliminaryscreening on the detection result based on connected domain attributes; carrying out target level analysis: serving each connected domain in the result obtained after preliminary screening as a target, and carrying out further optimization on the detection result through ghost judgment and saliency detection; and carrying out threshold segmentation based on an Otsu method to obtain a final movingtarget detection result. The method takes detection result accuracy and calculating efficiency into both considerations, and can meet real-time processing requirements.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Autonomous domain level internet topology visualization method

The invention discloses an autonomous domain level internet topology visualization method, and relates to the technical field of network topology visualization. The objective of the invention is to solve the problem that an existing internet topology visualization method cannot reflect the characteristics of an autonomous domain-level topology. The method comprises: dividing the autonomous domaininto a Tier1 domain, a Tier2 domain and other autonomous domains according to the hierarchical information; wherein all the autonomous domains in the Tier1 are expressed by one graphic symbol respectively, all the autonomous domains in the Tier2 are expressed by the same or different graphic symbols as the Tier1 respectively, and the rest autonomous domains are expressed by the graphic symbols different from the Tier1 and the Tier2 respectively; carrying out statistics on the longitude in the geographic information to obtain a longitude coverage range of the autonomous domain, and taking the longitude coverage range of the autonomous domain as abscissa data of the autonomous domain-level internet topological graph; and generating a two-dimensional graph by using a graph drawing tool, the longitude of which is taken as an abscissa and the topology level of which is taken as an ordinate, and reflecting the basic information and the adjacent information of the autonomous domain in the two-dimensional graph, thereby finishing the visualization of the autonomous domain-level internet topology.
Owner:HARBIN INST OF TECH

Crush creation method and system for deploying Ceph based on Rook

PendingCN111857735AMeet the requirements for resource partitioningImprove efficiencyVersion controlSoftware deploymentDomain levelPool
The invention discloses a Crush creation method and system for deploying Ceph based on Rook, and belongs to the technical field of cloud computing. The method comprises the following specific steps: S1, detecting a Ceph version, and deploying a Ceph cluster component service; S2, deploying and adding OSD nodes; S3, setting task execution by utilizing CrushRoot; S4, executing a Crush Rules task, and carrying out the creation according to the Crush Root fault domain level of the Ceph cluster; S5, executing the CepBlock Pool user-defined resource, and creating Pool according to the selected CephCrush Rule and the number of pg. According to the method and the device, the Crush Root and the Crush Rules are automatically created after the Ceph cluster is deployed by the Rook; the defect that the Crush Root and the Crush Rules cannot be automatically created after the Ceph cluster is quickly deployed by the Rook is overcome; the requirement that the Ceph cluster performs resource division ondifferent storage type nodes in an actual use scene is met; the deployment efficiency is improved through automatic creation, the efficiency of implementation personnel is improved, and the risk thaterrors are prone to occurring due to manual intervention is avoided.
Owner:SHANDONG LANGCHAO YUNTOU INFORMATION TECH CO LTD

Cross-domain three-dimensional model retrieval method based on multi-level feature alignment network

The invention discloses a cross-domain three-dimensional model retrieval method based on a multi-level feature alignment network, and the method comprises the steps: carrying out virtual photographingof a three-dimensional model in a three-dimensional model database through a virtual camera, and generating multi-view data; constructing a multi-level feature alignment network; performing domain-level feature alignment on an image and the features of the three-dimensional model by s discriminator through an alignment network; calculating centroids of all features of each class in the two domains of the image and the three-dimensional model based on the alignment network, taking the distance between the centroids of the same class as a part of a loss function, and minimizing the loss function by using a back propagation algorithm; and when the loss function is minimized, respectively extracting features of the image and the three-dimensional model by utilizing the trained multi-level feature alignment network, and carrying out cross-domain three-dimensional model retrieval. According to the method, a new network framework, namely a multi-level feature alignment network, is provided,feature alignment is carried out on an image domain and a three-dimensional model domain on the domain level and the class level, and the cross-domain three-dimensional model retrieval precision is improved.
Owner:TIANJIN UNIV
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