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508 results about "Domain model" patented technology

In software engineering, a domain model is a conceptual model of the domain that incorporates both behaviour and data. In ontology engineering, a domain model is a formal representation of a knowledge domain with concepts, roles, datatypes, individuals, and rules, typically grounded in a description logic.

Interactive tool for semi-automatic creation of a domain model

A method, system and program product 100 usable by domain developers having any experience level in creating domain models. A representation of domain model knowledge is derived from a domain specification. The domain specification includes multiple potential domain objects, e.g., tables of APIs functional arguments, and each of the potential domain objects include one or more attributes. Potential domain objects are selected one at a time 102 from the specification and offered to the developer. The developer decides 104 whether or not to include the potential domain object in the domain model. If the developer decides to include the potential domain object 106, then the system provides a default name 108, i.e., the table name or argument name, and allows the developer to rename the selected domain object 110. Then, after having selected the object, potential attributes 112, e.g., table columns 1122, are selected from the object and offered to the developer 116. If the developer decides to include a potential attribute, then a default name, i.e., the column name or name extracted from an API function, is offered 1126 for the selected attribute and the developer is allowed to rename attributes 1128. Once all the potential domain objects have been offered 118 to the developer and the developer has either decided to include the potential objects or not, the system checks the domain model for nesting structure 200. If domain objects include attributes that are shared with other domain objects 2006, then those domain objects may be reorganized such that some domain objects include instances of identically named attributes from other domain objects.
Owner:GOOGLE TECH HLDG LLC

Methods and systems for designing machines including biologically-derived parts

A preferred embodiment of the present invention comprises computer-implemented methods for providing user assistance in biomachine design that, first, retrieve one or more digitally-represented candidate design items stored in a bioengineering knowledge base by translating requirements provided for a biomachine according to a bioengineering domain model into queries to the knowledge base for design items capable of implementing the biomachine according to the domain model; then second, construct one or more digitally-represented candidate biomachines from the candidate design items by arranging part information represented in the candidate design items according to a selected structure, and next evaluate the candidate biomachines according to bioengineering operability knowledge associated with the candidate design items, wherein operability knowledge associated with a design item specifies requirements for that item to inter-operate with other design items. The methods may backtrack. If at least one candidate biomachine has not been satisfactorily evaluated, the methods backtracking to one or more of these steps. The invention further encompasses variations of these methods, systems and program products performing these methods, data products including digital representations of design knowledge used by these methods, data products with digital representations of designed biomachines. Also encompassed are further steps of constructing or synthesizing biomachines along with the actual biomachines themselves.
Owner:ENGENEOS

Element real time initiative transferring method based on domain model

The present invention provides a method for carrying out component migration in a component-based distributed system, belonging to the software component-based technical field. The method comprises the following steps that: 1) nodes of a distributed system are divided into domain nodes and non-domain nodes; the domain nodes manage the global strategy, and the non-domain nodes are responsible for the specific execution on a present node; 2) creating an interaction management protocol between the domain nodes and the non-domain nodes for controlling the migration management; 3) creating multi-point redundancy, failure active discovery and real-time migration algorithm of the component. The component migration method of the present invention has as follows: 1) real-time; the component loading and environment binding time during the migration process is eliminated and the real-time response degree during the migration process is improved through the simplification and optimization of the global information and the component activation queue based on priority; 2) accuracy; the integrity of the information and correctness of the running state of the system are ensured by realizing the function of the backup of 'latency' state of the domain component.
Owner:NO 709 RES INST OF CHINA SHIPBUILDING IND CORP

Unsupervised model parameter migration rolling bearing life prediction method

The invention discloses an unsupervised model parameter migration rolling bearing life prediction method, and belongs to the technical field of rolling bearing state identification and residual life prediction. The method is provided for solving the problems that in practice, rolling bearing labeled vibration data under a certain working condition is difficult to obtain, health indexes are difficult to construct, and the service life prediction error is large. The method comprises the steps that firstly, extracting root-mean-square features from rolling bearing full-life-cycle vibration data,and introducing a new bottom-to-top time sequence segmentation algorithm to segment a feature sequence into three states composed of a normal period, a degradation period and a recession period; marking the state information of an amplitude sequence of the vibration signal subjected to fast Fourier transform, taking the amplitude sequence as an input of an improved full convolutional neural network, extracting deep features, and constructing a source-domain model and a state recognition model subjected to fine adjustment through training to realize rolling bearing multi-state recognition; andestablishing a rolling bearing life prediction model by using a state probability estimation method. Experiments prove that the method provided by the invention does not need to construct health indexes, can realize rolling bearing state identification and life prediction under different working conditions under an unsupervised condition, and obtains a better effect.
Owner:HARBIN UNIV OF SCI & TECH

Time-space condition information based moving object detection method

InactiveCN102903120AImprove robustnessImprove linear separabilityImage analysisLocal consistencyVisual perception
The invention discloses a time-space condition information based moving object detection method. The method comprises the following steps: building a target detection time-space domain model through considering the significance of human visual time-space domains; calculating a conditional probability that a detection image belongs to a time-space domain reference background; carrying out nonlinear transformation on the conditional probability through negative logarithm checking so as to extract time-space conditional information; carrying out weighted summation on the conditional information of image in an adjacent domain through considering the local consistency of image characteristics; and as characteristics, carrying out object detection by using a linear classifier. The conditional probability is rapidly calculated by using a color histogram, and an image block replacing a single pixel is adopted for carrying out modeling and detection, thereby reducing the algorithm complexity and the storage space requirements; and through combining with an image block difference pre-detection mechanism, the object detection speed is increased. The method disclosed by the invention is low in algorithm complexity, less in storage space requirements and high in algorithm instantaneity, and can effectively suppress the background disturbance interference and isolate the noise influence; and by using the method, the real-time detection of moving objects on the existing computers is realized, therefore, the method is applicable to embedded intelligent camera platforms.
Owner:HUNAN VISION SPLEND PHOTOELECTRIC TECH
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