Definition

1. Noun:
   • (Computer Science) A technique of representing the real world or a system by a computer program. This involves creating a computational model that imitates the internal processes and behaviors of the thing being simulated, not just its final results.

Usage

• The term "computer simulation" is used to describe the overall method or the specific instance of using a computer model to study complex systems.
• It is commonly used in scientific, engineering, economic, and training contexts.
• Example:

Examples

• Noun:
  • The new aircraft design was first tested in a computer simulation before building a prototype.
  • A detailed computer simulation of molecular interactions can help in drug discovery.
  • The course includes a module on creating computer simulations for business processes.

Advanced Usage

• "to run a computer simulation": to execute a simulation model on a computer.
  • We need to run a computer simulation to analyze the data.
• "computer simulation model": refers to the specific mathematical and logical representation used in the simulation.
  • The accuracy of the forecast depends on the computer simulation model.

Variants and Related Words

• Simulation (n): The broader act of imitating the operation of a real-world process or system. A computer simulation is a type of simulation.
  • Flight simulation is crucial for pilot training.
• Simulate (v): To create a simulation; to imitate.
  • The software can simulate various weather conditions.
• Simulator (n): A device or program that enables a simulation, often for training.
  • He trained on a flight simulator.

Synonyms

• Computational model: A mathematical model used in computer simulation.
• Digital simulation: Emphasizes the use of digital computers.
• Computer modeling: The process of creating and using computer models, closely related to simulation.

Related Phrases

• Agent-based simulation: A type of computer simulation that models the actions and interactions of autonomous agents.
  • The study used agent-based simulation to understand crowd behavior.
• Discrete-event simulation: A simulation where the system state changes at discrete points in time.
  • The factory's workflow was optimized using discrete-event simulation.

Related Idioms/Concepts

• "A dry run": While not exclusive to computing, this idiom meaning a rehearsal or practice test is conceptually similar to running a simulation before the real event.
  • The evacuation drill was a dry run for a real emergency.
• "Virtual environment": A computer-simulated space, often created through simulation techniques.
  • The virtual environment allowed for safe surgical practice.

Noun

1. (computer science) the technique of representing the real world by a computer program
   • a simulation should imitate the internal processes and not merely the results of the thing being simulated