BESA Simulator

BESA Simulator is a powerful and intuitive software tool designed for the simulation of EEG and MEG data, offering a safe, controlled, and fully customizable environment for testing analysis methods, validating research approaches, or teaching electrophysiological principles.

Whether you're developing new algorithms, training students, or preparing for complex data analysis pipelines, BESA Simulator allows you to create realistic, artifact-free brain activity with precise control over source dynamics, noise levels, electrode configurations, and head models. It’s the perfect companion for researchers and educators seeking to enhance the reproducibility and transparency of their work.

Software Features

• Realistic EEG/MEG Data Generation
  Simulate brain activity using predefined or user-defined dipole models with high temporal and spatial resolution.
• Noise and Artifact Modeling
  Add customizable noise components and simulate artifacts such as eye blinks or muscle activity to evaluate preprocessing pipelines.
• Flexible Source Configuration
  Create time series from single or multiple dipoles, each with independent waveforms, orientation, and location.
• Integrated Head Models
  Choose from multiple 3-shell spherical head models and realistic standard MRI head models for simulation.
• Export Compatibility
  Save simulated data in BESA format or export to ASCII and binary formats for use in third-party analysis tools.
• Teaching Tool
  An excellent educational platform to demonstrate source localization, filtering, artifact rejection, and statistical analysis techniques.
• Seamless Workflow with BESA Research
  Simulated data can be immediately opened in BESA Research for testing and demonstration of analysis methods.

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Use Cases

• Development and validation of EEG/MEG analysis methods
• Teaching signal processing, source localization, and ERP/MEG concepts
• Benchmarking of artifact correction and noise reduction algorithms
• Simulation of ERP experiments with known ground truth
• Preclinical prototyping of research pipelines

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Why Choose BESA Simulator?

BESA Simulator takes the guesswork out of neurophysiological data analysis. By simulating known source activity and signals, you can validate tools, train teams, and demonstrate scientific concepts with complete control. It’s the go-to software for researchers and educators looking to demystify EEG/MEG and build confidence in their methods.