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Definition
A model in which each actor is modeled, as well as some of the factors and procedures that link actors together.
The focus is on issues such as overall troop movement, C3 functioning, etc. |
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| Organizational Modeling importance |
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Definition
| Even if computational power were not an issue,organizational behavior is more than a simple sum of its parts. |
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| Coherent representation is an... |
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Definition
essential condition for simulation interoperability
Without defining your requirements and finding what’s available to satisfy them, resources can be wasted. |
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| Human and Organizational Representation: |
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Definition
| refers to the use of a computer-based model within a simulation that mimics either the action of a single human or the collective action of a team of humans. |
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| Distributed Interactive Simulations (DIS) disadvantages... |
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Definition
Uses full broadcast distribution
Runs in real time only
55 Defined messages (all data must be defined within these 55 messages) |
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Definition
Robust
Easy to link
No single point of failure |
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| High Level Architecture (HLA) |
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Definition
Mandated by DoD
Multiple time management schemes
Selectively passes data
Accommodates new and legacy simulations
Supports broad user community |
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Definition
No single, monolithic simulation can satisfy the needs of all users.
All uses of simulations and useful ways of combining them cannot be anticipated in advance.
Future technological capabilities and a variety of operating configurations must be accommodated. |
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Definition
| Need composable approach to constructing simulation federations |
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| Resulting design principles for HLA: |
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Definition
Federations of simulations constructed from modular components with well-defined functionality and interfaces
Specific simulation functionality separated from general purpose supporting runtime infrastructure |
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Definition
Developed to allow re-use of object models and simulations in different applications
HLA is a flexible, re-usable simulation architecture for creating component-based distributed simulations
Conceived as general purpose architecture applicable beyond defense
Broader than DoD ( Industry standard IEEE 1516) |
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Definition
| Architectural approach to Interoperability |
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| The High Level Architecture comprises three elements |
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Definition
HLA Rules
Interface Specification
Object Model Template (OMT) |
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Term
| The High Level Architecture comprises three elements: |
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Definition
HLA Rules
Interface Specification
Object Model Template (OMT) |
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Term
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Definition
An entity (e.g., person, organization, system) in the domain
being simulated that:
Is of interest to more than one simulation
Is handled by the Runtime Infrastructure (RTI) |
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Definition
| A named datum (defined in Federation Object Model) associated with each instance of a class of objects |
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Definition
| A non-persistent event generated by one federate and received by others (through RTI) |
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| Runtime Infrastructure (RTI): |
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Definition
| Provides a set of services which are used by federates to coordinate their operations and data exchange during a runtime execution. RTI is connecting software. |
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Definition
| advertisement of a simulation’s capabilities. It is a listing of all the objects, attributes and interactions in a particular simulation that can be shared. |
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| Multi-Resolution Modeling (MRM): |
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Definition
| allows representation of the real world at more than one level of detail. |
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Term
| Global Command and Control System -Army (GCCS-A) |
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Definition
Army Link to the Global C2 System
Fielded at Division and Higher
Used by the S3
Strategic, Theater, and Echelons Above Corps |
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Definition
Command Post of the Future
Common Operating Picture (COP) – Commander’s situational awareness and decision support tool for company and above.
Fielded to BN and higher
Used by S3 |
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Definition
Tactical Mission Command Work Station
BN and Higher
S3 uses |
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Definition
DISTRIBUTED COMMON GROUND SYSTEM-ARMY
Provides Commanders fully integrated enemey SA and weather.
Fielded to BN and higher
Used by the S2 |
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Definition
Advanced Field Artillery Tactical Data System
Provides Fire Support info to the COP
Fielded to BN and Higher; Battery level in fires units |
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Definition
Battle Command Sustainment Support System
Manages logistics and personnel operations
Fielded to BN and Higher
Used by the S1/S4 |
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Definition
Air & Missile Defense Workstation
Enenmy Air information to the COP
Fielded to BDE or higher
used by AD community S3 Air |
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Term
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Definition
Joint Battle Command-Platform
Seamless Mission Command capability
Fielded to BDE and lower
Platform level |
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Definition
Tactical Airspace Integration System
Provides friendly air information to the COP
Fielded to BDE
Used by AD community and S3 Air |
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Definition
BATTLE COMMAND COMMON SERVICES
The server at BDE and higher
fielded to BDE
Interoperability in the TOC
DDS |
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Definition
BATTLE COMMAND SERVER
Part of BCCS it's a server
Fielded to BDE and higer
Interoperability in the TOC |
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Definition
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Definition
Common Operational Picture
A single identical display of relevant information shared by more than one command. |
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Definition
| Contract between federates for the RTI |
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Definition
The reduction of larger, complex entities into their smaller
constituents, simpler entities. |
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Definition
| Several things grouped together or considered as a whole. |
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Term
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Definition
| Object Model Template. Document that list several objects in a simulation and lists all parameters, attributes and interactions. Maintained by the simulation developer and provided by the PM. |
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Term
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Definition
| Simulation Object Model. Advertisement built by the simulation developer. |
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Definition
| A member of a federation; one simulation (or a simulation tool) with one point of connection to RTI |
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Definition
| A set of simulations, a common federation object model, and a common RTI. |
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Definition
| The use of computer simulation to obtain approximate solutions to mathematical or physical problems. |
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Definition
| A simulation that does not contain any probabilistic (i.e., random) components. |
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Definition
| A collection of random variables ordered over time, which are defined on a common sample space. |
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Definition
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Definition
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Definition
| Aggregate level simulation down to BN |
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Definition
Real Time
Robust
No single point of failure |
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Definition
| Designed to link in live & Range systems into virtual environment |
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Definition
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Term
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Definition
| A flat plane figure with multiple sides, the basic building block of virtual worlds. |
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Definition
| A "picture element,” that refers to the smallest visual unit in an image on a computer display. |
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Definition
| The degree of detail and precision used in the representation of real world aspects in a model or simulation. |
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Definition
| The accuracy of the representation when compared to the real world. |
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Definition
Interoperability is the ability
of at least two simulations to communicate. |
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Definition
| The portrayal of an entity or process provided by a model, simulation or federation. |
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Definition
| Mission space entities that express a changing state (in attribution and visual display) as the simulation progresses (e.g.,damage to structures, changes in vegetation, damage system representations, etc.). |
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Definition
| A symbolic model whose properties are expressed in mathematical symbols and relationships. |
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Definition
| A model whose physical characteristics resemble the physical characteristics of the system being modeled. Example is a M-16 rubber duck. |
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Definition
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Definition
| Quantities that change the system. They may be individual elements or a piece of the system. |
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Definition
| Parameters that are allowed to change Taking the governor off of a tank will allow it to go faster than 45 mph and change the performance of the simulation. |
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Definition
| The outside world and its effect on our system, such as weather. |
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Definition
| The elements of a system and their interactions define the system structure. |
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Definition
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Term
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Definition
| real people operating real systems. |
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Definition
| real people operating simulated systems. |
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Definition
| simulated people operating simulated systems. |
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Definition
| The portrayal of an entity or process provided by a model, simulation or federation. Representation is the process for determining what characteristics and attributes of real world entities or situations are needed for modeling and simulations. |
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Definition
| Limited areas of the world available for simulations and unrealistic natural environments in legacy systems. |
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Definition
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| First Network Simulation was... |
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