Abstract: Disclosed herein are improved coarsening and splitting techniques for preparing grids for performing simulations. In some implementations, methods in accordance with the present disclosure may include providing a grid having a plurality of grid pillars; and performing one or more splitting operations on at least a portion of the grid to increase a grid density within the portion of the grid, the plurality of grid pillars within the portion of the grid being forced to remain fixed in position during the one or more splitting operations.

Abstract: Provided is a single quantification method of an external event PSA model containing multi-compartment scenarios, including: loading an internal event PSA logic model having core damage as a top event; constituting a mapping table comprising external events containing the multi-compartment scenarios in consideration of information regarding external event occurrence frequencies, external event-induced initiators, and equipments damaged by external events; reflecting the mapping table in the internal event PSA logic model to establish an external event PSA model; calculating a final minimum cut set (MCS) based on the external event PSA model; and calculating a core damage frequency (CDF) value according to the final MCS.

Abstract: A user state presumption system and method determines whether a user has exhibited a specific intended behavior that is an aim of service(s) provided by analyzing data of a series of accesses of the user made relative to the service(s). An intended behavior probability calculator is provided which calculates, every predetermined period, a proportion of users who have exhibited the intended behavior among the plurality of users and records the obtained proportion calculated to implement the user state presumption system and method.

Abstract: The subject disclosure is directed towards using fingerprints, comprising lists of simulation results corresponding to partial (random sampled) simulation results, to determine whether a full simulation may be avoided by reusing simulation results from a previous full simulation. Before running a full simulation, a current fingerprint is obtained via a partial simulation. If a previous fingerprint matches (is identical or similar to) the current fingerprint, the associated previous results are reused. Also described is indexing fingerprint data to facilitate efficient lookup-based fingerprint matching.

Abstract: A computerized simulation method to obtain a loss tangent of a rubber compound comprising a rubber matrix and filler particles, wherein a model of the rubber compound is generated; as deformation conditions thereof, two different values of strain are defined; deformation simulations are made under the two different values of the strain, to compute a normal strain and a shear strain of each element under each of the two different values of the strain, and to compute an energy loss of each element by the use of the computed strain; and the loss tangent of the rubber compound is computed from the sum of the energy losses of all of the elements, a strain amplitude caused by the difference between the two different values of the strain, and an elastic modulus of the rubber compound model.

Abstract: The accuracy or computation speed of mechanical analysis of a golf ball using the finite element method is increased. In the mechanical analysis, a model representing the golf ball is prepared on a computer, and computation is made by the finite element method using elements and nodes. At this time, the elements are made solid elements of hexahedron, the aspect ratio of the shape of each element is set so as to be not lower than 1.0 and not substantially higher than 6.5, and nodes are provided on the sides and at the vertexes of the hexahedron of element.

Abstract: A method, system, and computer-readable storage medium are disclosed for simulating paint behavior. In one embodiment, input representing a deposition of a first type of paint and a second type of paint on a canvas may be received. The first type of paint has a first set of fluid properties, and the second type of paint has a second set of fluid properties differing from the first set. In one embodiment, a motion of the first type of paint and the second type of paint on the canvas may be simulated dependent on the respective sets of fluid properties. The simulated motion of the second type of paint differs from the simulated motion of the first type of paint. An effect of the deposition of the paint may be determined dependent on the simulation. An image representing the effect of the deposition of the paint may be displayed.

Abstract: A system model of a real-world system includes a multi-level hierarchy of Capabilities, where each Capability includes a Verb specifying an action and an Object acted on by the Verb. The system model also contains one or more multi-level Performer hierarchies, where each Performer hierarchy includes a plurality of Performers each having an associated lifecycle and at least one associated Capability provided or required by the Performer. In addition, a multi-level Location hierarchy associates one of a plurality of Locations with each Performer. A plurality of Capability Instances define requirement and provision of Capabilities by Performers in the one or more multi-level Performer hierarchies. In response to a query specifying a Location and a time, a view of the system model for the specified Location and time is output.

Abstract: A method of producing a finite-element model of a unique body of complex shape having an outer surface that is known in the form of a cloud of points describing said surface analytically or algebraically in a determined frame of reference, the method comprising the steps of a) using a parameterizable and generic finite-element model made up of simple geometrical volumes and representative of the family to which the unique body belongs, b) adapting said model as a function of parameters describing the unique body that is to be modeled; c) in said frame of reference, adjusting the parameterized generic finite-element model and causing the surface nodes of said parameterized model to correspond to points of the known outer surface of the body by projecting said nodes onto said surface along a direction that is normal to the surface of the generic model, and d) using the nodes of the surface as control points for a three-dimensional interpolation method in order to personalize the internal finite elements of the

Abstract: The present invention relates to a method for designing a system. This method includes obtaining a visual representation of one or more components of the ventilation system. One or more property values are assigned to each of the components of the system, which may be achieved using first program code. Geometrical information representing the visual representation and the property values of each component are exported to a data file using the first program code. Standards information relating to the property values are stored. The data file is then imported into a second software application and the data tile and the standards information is used to generate a final design using the second software application.

Abstract: A system, method and computer program product for seismic imaging implements a seismic modeling algorithm utilizing Forward Wave Inversion technique for revising Reverse Time Migration models used for sub-surface modeling. The technique requires large communication bandwidth and low latency to convert a parallel problem into one solved using massive domain partitioning. The partitioning of a velocity model into processing blocks allows each sub-problem to fit in a local cache, increasing locality and bandwidth and reducing latency. The RTM seismic data processing utilizes data that includes combined shot data, i.e., shot data selected from amongst a plurality of shots that are combined at like spatial points of the volume. An iterative approach is applied such that the correction term RTM generates at each iteration in the iterative approach is used for refining the model, and the updated model is used for generating a further refined RTM model.

Abstract: An exemplary arrangement for determining set point values for controllable elements in a network that includes a management system for driving elements of the network and a plurality of processing units. The arrangement also includes at least one simulation unit with a simulation environment for generating a hydraulic simulation model of the network, and an optimization unit with an optimization environment for converting and simplifying the hydraulic simulation model. The optimization environment receives exported data from the simulation environment, generates a simplified optimization model from the exported data through an algorithm that is implemented through program code executed by a processor, and uses the optimization model and at least one of received additional data and measurement and field data to calculate optimized flow charts as temporally changeable set point value series for driving elements in the network and providing the driven elements to the management system.

Abstract: A computational device receives, from a user, a selection of a block, a subsystem or multiple blocks from a block diagram modeling environment, and presents, to the user, a set of parameters associated with the block, subsystem, or multiple blocks. The computational device receives, from the user, selection of a first subset of parameters from the set of parameters, and creates a customized dialog box by promoting the selected first subset of parameters to the customized dialog box, wherein the customized dialog box permits editing of values associated only with the first subset of parameters.

Abstract: The present disclosure relates to determining attenuation factors relating to an electromagnetic signal passing through, a conductive material seen by a real sensor. A sensor is provided and disposed proximate to the material. An alternating current is passed through the sensor and the impedance of the sensor is measured. The impedance of an ideal coil is obtained from the measured impedance using electromagnetic modeling combined with a circuit analysis of the coil impedance, and the attenuation factors for the real coil in straight or feedback mode are determined by electromagnetic modeling of casing attenuation factors and impedance of an ideal coil combined with equivalent circuit modeling of the sensor transfer functions. The attenuation factors seen by the real sensor may be determined in real-time or post-survey. The material may be magnetic or non-magnetic.

Abstract: A method and system for automatically generating simulations for a distributed control system is disclosed herein. A programmed process model generator automatically incorporates a variety of process model data from pre-defined model libraries into descriptions of process equipment including control devices to render simulation models of various degrees of fidelity.

Abstract: Systems and methods for running a multi-thread simulation and evaluating the results during a simulation run to select the best thread.

Abstract: Systems and methods for arithmetic modeling of large scale engineer-to-order production systems using asynchronous stochastic learning curve are disclosed. In one embodiment, a method for simulating a production system configured to produce a product includes, for a plurality of components, assigning learning curve parameters for an asynchronous stochastic learning curve associated with each component. Master schedule data for manufacturing a plurality of the product are received, and production of the plurality of components a plurality of cycles corresponding to the plurality of the product is simulated. The results of the simulated productions are output for analysis. In a further aspect, the product is an aircraft, and the components are aircraft components.

Abstract: A computer-readable medium encoded with an instruction check program for making a computer to check a status of execution of an instruction by an I/O simulator that performs an operation simulation according to a structure of an I/O area of a microcomputer, the instruction check program when executed by a computer causes the computer to perform a method including obtaining specification information of the microcomputer describing an input and an output condition of a hardware resource in the I/O area, detecting a simulation of a reference instruction to the hardware resource executed by the I/O simulator, determining correctness of the reference instruction by comparing a content of the simulation of the reference instruction detected by the detecting with the input and output condition of the hardware resource included in the obtained specification information, and outputting an error signal when it is determined that the reference instruction is incorrect.

Abstract: The disclosure describes systems and methods for modeling relationships between entities on a network using data collected from a plurality of communication channels including social data, spatial data, temporal data and logical data within a W4 Network. The W4 Network personalizes and automates sorting, filtering and processing of W4COMN communications delivered or requested to be delivered using personalized value-based ranking and encoding of data, which is modeled from the point-of-view (POV) of any specific user, topic or node in the W4 Distributed graph. POV modeling supplies comparative value services to users which entails individuated data models to be aggregated and used in customization and personalization forecasting for each user and their associated data management needs.

Abstract: A system, method, computer-readable medium, apparatus, and device for simulating placement of an expandable device in a cavity is provided. For example, a three or more dimensional image of a cavity, e.g., a tubular cavity, geometry is acquired. A centerline of the cavity, and a perimeter of the cavity based on the centerline of the cavity and the three-dimensional image of the cavity geometry, are determined. The length of a wire of the expandable device as the wire rotates along the perimeter of the cavity in a deployment direction is determined. A pitch of the rotation of the wire based on a local diameter at the centerline site of rotation and in-air parameters of the expandable device is determined. A deployed device length of the expandable device along the centerline of the cavity is determined. A processor is usable to determine and/or calculate each of the above.

Abstract: An object placement managing unit changes at least one of a position and a direction of a virtual object based on a value of a parameter associated with a physical quantity that is an attribute of the virtual object. The object placement managing unit determines a first change, which corresponds to a user's operation, in a first physical quantity of the virtual object. The object placement managing unit determines a second change in a second physical quantity. The second change corresponds to and is different from the first change. The object placement managing unit changes a value of a parameter based on the first change and the second change. The object placement managing unit changes, after the value of the parameter is changed, at least one of the position and the direction of the virtual object based on the changed value of the parameter.

Abstract: An apparatus, method, and computer program product to simulate a business process model wherein a decision node may be modeled using a fair selection process or a random selection process, as selected by an end user. The fair selection process may provide a distribution of invocations among the outgoing paths of a decision node that substantially matches the probabilities assigned to those paths. A fair selection process may do this independent of the number of invocations of the decision node. A random selection process may provide random invocations among the outgoing paths of a decision node according the probabilities assigned to those paths.

Abstract: A building system includes a communication network, a plurality of wireless nodes, a plurality of passive wireless devices, a plurality of sensors, and a processing circuit. The wireless nodes are disposed within a building and are operably coupled to the communication network. Each passive wireless device is affixed to an object within the building, and contains first information regarding at least one property of the object. Each the passive wireless device is configured to communicate wirelessly to the wireless nodes using power derived from communication signals detected in the passive wireless device. The sensors are configured to generate second information representative of sensed temperature throughout the building, each sensor operably connected to the communication network. The processing circuit is operably coupled to receive the first information from the wireless devices and the second information from the sensors.

Abstract: Illustrative computer-executable methods, systems, and computer software program products predict cruise orientation of an as-built airplane. In illustrative embodiments, nominal orientation of an as-built airplane is input. Deviation from the nominal orientation of the as-built airplane is automatically computed, and the computed deviation from the nominal orientation of the as-built airplane is applied to the nominal orientation of the as-built airplane.

Abstract: An object placement managing unit (44) controls whether or not to change the position or direction of a first object according to a positional relationship between a passive area determined based on the position of the first object, and a judging area determined based on the position of a second object. The object placement managing unit (44) controls whether or not to change the position or direction of the second object according to a positional relationship between an active area determined based on the position of the first object and differing from the passive area, and the judging area.

Abstract: Disclosed is method for simulating materials subsurface to the earth. The method includes: receiving dimensions of each subsurface material to be simulated; receiving a value of a property for each of subsurface materials to be simulated; and constructing a three-dimensional physical model of the subsurface materials using a three-dimensional printer, the three-dimensional printer being configured to print one or more layers of a print material for each of the subsurface materials being represented in the model wherein dimensions and a property value of the print material for each subsurface material being represented corresponds to the dimensions and the property value for that subsurface material.

Abstract: In a computer-implemented method of designing at least one system to achieve a target goal, an inventory of a plurality of variables that affect the design of the at least one system is created, where the inventory includes a feasibility range for each of the plurality of variables contained in the inventory is created. In addition, initial values are assigned for the plurality of variables in the inventory and a model of input to output correlations of the plurality of variables is created by commissioning the plurality of variables from the initial values. Moreover, a design of the at least one system to achieve the target goal is optimized by manipulating one or more of the plurality of variables through application of the model.

Abstract: Techniques for providing synthetic air traffic management in a fast-time environment are disclosed. In one embodiment, a method of providing a closed-loop air traffic management simulation gateway between a decision support tool (DST) and an airspace modeler includes receiving airspace simulation data from an airspace modeler. The airspace simulation may be converted to emulated radar signals at an update interval. The emulated radar signals may be transmitted to a decision support tool for analysis. A recommendation may be received from the decision support tool based on the emulated radar signals, which may be used to generate a synthetic actor response based on the recommendation. The synthetic actor may provide the response to the airspace modeler to enable updating the airspace simulation data. In this manner the design of more efficient airspace routes, arrival and departure routes and procedures may be more quickly achieved.

Abstract: The present invention provides a process and system for matching buyers and sellers of either goods or services, or goods and services for a project. The invention enables a buyer to specify a project in terms of physical, functional, temporal, financial, and transactional parameters that can be automatically converted, by the present invention, into at least one request for either goods or services, or goods and services to perform work related to the project. The requests are suitably provided to at least one seller. Upon receiving a request, the seller may submit a response to the request, as desired. The invention provides a forum for the negotiation of any agreements and the formation of contracts to provide the requested, or alternative goods or services, or goods and services, as well as reconciliation of purchase orders, actual field costs, and invoices.

Abstract: Methods and apparatuses are provided for simulating components and processes using discrete, variable-granularity, component-specific data relating to energy consumption or other sustainability factors. Simulations can be analyzed and optimized to facilitate forecasting of sustainability factors and determine advantageous modifications to the components or processes.

Abstract: Embodiments of the invention relate to apparatuses and methods for gathering and analyzing facility weather data, such as temperature and humidity data, and energy-usage data, such as electricity-usage data, from a plurality of remote facilities and using the analysis to assess energy-using systems and/or methods across an organization made up of the plurality of remote facilities.

Abstract: Methods and systems for distributing equipment and adapters for electrical harness testing. Embodiments of the present invention provide a computer aided design (CAD) automated method of arranging test equipment elements and determining test adapter cable lengths based on the physical locations of the test nodes in the unit under test. Using these methods/systems, test setups may be quickly evaluated.

Abstract: A method for building a depositional space corresponding to a geological domain includes the steps of (i) partitioning the present day geological domain with at least one conformal mesh sensibly matching the boundaries of said geological domain, (ii) calculating depositional coordinates defining a depositional space, wherein the depositional coordinates calculations includes calculations of fields of displacement including simulations of mechanical deformations in the geological domain, using a solid material deformation model. A computer program implementing the method is also described.

Abstract: A computer-aided method of obtaining a preliminary ply model of a composite component to be used in the manufacture of industrial parts by stacking and joining a plurality of plies of composite materials, comprising the following steps: a) obtaining from stress calculations a ply stacking sequence for the component subdivided into panels; b) automatically generating a stacking table containing the ply sequence for each different zone (defined by its ply sequence); c) automatically generating a grid table; d) optimizing said stacking table; e) performing the plies drop-off distribution by means of a tool that allows carrying out said distribution automatically according to a predetermined staggering rule; f) obtaining an output table containing the data required for representing the ply model in a CAD program.

Abstract: A computer system and method of modeling a crystallization process includes representing a plurality of crystals in a solution by different subsets of the plurality, tracking increase of the respective characteristic length of each crystal group, and determining a crystal size distribution to output a model to a user. Each subset forms a respective crystal group characterized by group attributes of (i) a number of crystals and (ii) a characteristic length. Additionally, the system and method track generation of new crystal groups generated by seeding, nucleation and/or breakage.

Abstract: Accurate methods to model the precipitation rate, water delivery spatial distribution, and distribution uniformity for irrigation systems for landscapes are described. A relatively small set of test data is fitted to empirical and physics-based formulas. This permits the extrapolation of test data for an irrigation system with sprinklers being used with any arbitrary specification of operational and environmental variables. The operational variables are the pressure at the sprinkler head, sprinkler model and nozzle choice, range of arc operation, throw adjustment, head tilt, run time, and spatial position. The environmental variables are the wind profile and three-dimensional terrain topology. The; invention predicts the surface distributions and the three-dimension spatial distributions.

Abstract: Provided is a method of designing a coaxial dual-tube type hot gas duct for a very-high-temperature reactor. When determining the outer diameter of an inner tube and the inner diameter of a pressure tube, both of which defines an annular part of the hot gas duct having a dual-tube shape, one selected from hydraulic heads, flow rates, and hydraulic heads of very-high-temperature helium gas flowing to a very-high-temperature region and low-temperature helium gas flowing to a low-temperature region is taken into consideration as well as is a relation of about heat balance model, so that it is possible to minimize flow induced vibrations caused by the flow of a fluid.

Abstract: Computer-implemented systems and methods for executing stochastic discrete event simulations for a stochastic model through a design of experiments approach. In the design of experiments approach, virtual mappings are generated between model component parameters in a model and the factors/responses contained in the design of experiments. The virtual mappings are used during execution of the model to generate values for the response contained in the design of experiments.

Abstract: An acoustic characteristics optimization model analysis apparatus includes a finite element model generation unit; a boundary element model generation unit; an acoustic transfer function calculation unit; a nodal point association unit; and a sound pressure calculation unit that incorporates the plurality of nodal points of the finite element model correlated with the plurality of nodal points of the boundary element model by the nodal point association unit into the acoustic transfer function calculated by the acoustic transfer function calculation unit to calculate a sound pressure transmitted from the finite element model to the predetermined position.

Abstract: An object-oriented product configuration system generally includes a model tool for modeling a particular product line and a runtime tool for making the modeled information available to one or more external software applications. More specifically, the model tool enables a modeler to create a ProductModel object, which is an automatically populating electronic file containing all of the necessary information about a particular product line. Once the ProductModel is created, the runtime tool provides an external application with an interface for accessing and utilizing the information. Thus, a single source can deploy useful information to various types of software applications.

Abstract: A system to simulate pyrotechnic shock may include a pulse or signal generator to generate a predetermined signal waveform. A signal conditioning device may be included to condition the predetermined signal waveform to produce a predetermined shock simulation for a shock test. The system may also include a power amplifier to amplify the conditioned predetermined signal waveform to a chosen amplitude to produce a selected level of shock. A shaker system produces the selected level of shock in response to an amplified signal waveform from the power amplifier. A shock measuring device measures a shock imparted to the test specimen, and an output device presents a result of the shock test on the test specimen.

Abstract: Control points needed to generate a curve becoming the route of a deformable linear structure from respective pieces of passing point information defined at two passing points are arranged and the initial arrangement of control points needed to generate a curve is determined by performing re-arrangement of the control points, on the basis of a positional relation between the control points thus arranged. The curve between two points is re-generated from the initial arrangement thus determined while modifying the arrangement of one or more control points, the re-generated curves are then evaluated and a curve meeting a predetermined condition is extracted from among the curves.

Abstract: A method and system control data collection and display parameters in two or more data modules in a dynamic system. The method and system provide the ability to collect and display data in a dynamic system having two or more data modules communicatively coupled thereto. As the dynamic system operates, data is generated. At least one controller manages data collection and display behavior of the two or more data modules. Ultimately, the controller controls data collection and display parameters for each of the two or more data modules in a manner that enables synchronization. The controller can be imbedded within the control module system. The method and system provides the user with the ability to better control, manipulate, review, and synchronize the collection of data in a dynamic system, whether physical or virtual, real time, or a simulation.

Abstract: A system and method for viewing models and model variables within a sophisticated modeling environment is disclosed. The system provides varying levels of insight into a modeling infrastructure to help the user understand model and model variable dependencies, usage, distribution, and/or the like. The method includes storing model and model variable data within a relational database system, receiving a request from a user interfacing with the system via a web interface, extracting search criteria and presentation preferences from the request, formulating and executing one or more queries on the database to retrieve the required data, formatting the data in accordance with the request, and retuning the data to the requesting user in the form of a web page.

Abstract: A system for simulating a pyrotechnic shock may include an electrical power amplifier, a shaker, and a resonance beam. The electrical power amplifier may be configured to amplify a transient signal waveform representing a desired shock response spectrum (SRS). The shaker may be configured to generate a shock pulse in response to the amplified signal waveform. The resonance beam may be mounted to the shaker and may be configured to magnify the shock pulse.

Abstract: Implementations of discontinuity detection are described. In one possible embodiment, information associated with a computer-generated model is accessed. A location associated with a feature in the model can be reviewed for possible discontinuity properties by comparing an orientation associated with the location to an orientation of a true normal to the feature associated with a specific point nearby the location. In one possible aspect, if the orientation associated with the location and the true normal are within a given range of one another, the location can be flagged as a possible discontinuity in the feature.

Abstract: A common framework provides for concurrently simulating a broad range of modeling languages with an arbitrary stochastic simulation method. The common framework is instantiated to each modeling language by defining a species function and a reactions function. The species function converts a model of the modeling language to a set of species, and the reactions function computes a set of possible reactions from a given set of species. The common framework is instantiated to a particular simulation method by defining three functions: one for computing the next reaction, another for computing the reaction activity from an initial set of reactions and species populations, and another for updating the reaction activity as the species populations change over time. Accordingly, the common framework compiles a set of species and possible reactions, dynamically updates the set of possible reactions, and selects the next reaction in an iterative cycle.

Abstract: Iterative repair problems are generally solved using a combinatorial search method such as simulated annealing are addressed with a FPGA-based coarse-grain pipelined architecture to accelerate a simulated annealing based iterative repair-type event scheduling application. Over 99% of the work done by any simulated annealing algorithm is the repeated execution of three high-level steps: (1) generating, (2) evaluating, and (3) determining the acceptability of a new problem solution. A pipelined processor is designed to take advantage of these steps.

Abstract: An optical imaging assembly having cylindrical symmetry, comprising a plurality of lenses having surfaces with curvatures and spacings between the surfaces, such that an optical image formed by the plurality of lenses has a defocus aberration coefficient greater than 0.1 at a focal plane of the assembly.

Abstract: A method and apparatus automatically determines equilibrium operating conditions of a system model. The automated method enables users of block diagram models of dynamic systems to utilize simulation to define operating conditions for linearization. The automated method further allows users to generate operating conditions during simulation instead of explicitly specifying them by hand or using trim analysis. In accordance with one example, the method of generating a linear time invariant model includes providing a system model. A user specifies at least one event at which a linearization analysis should be performed. A simulation of the system model is executed. The electronic device automatically performs the linearization analysis upon occurrence of the at least one event as the simulation is running. Output results are generated of the linearization analysis to form the linear time invariant model.