Theory of MEG Analysis (Eng)

Source of the Magnetic Field

• Intracellular Current in the Dendrite
• Dipole
• Minimum Current Moment
• Synchronization

Sensors

• Sensors in the future

Forward Solution

• Summary of Forward Solution
• Sarvas Formula
• MEG Principles
• Sensor Array
• Lead Field Matrix (LFM)

Inverse Problem

• Summary of Inverse Problem
• Amount of information
• Overdetermined System
• Underdetermined System
• Minimum Norm Estimate (MNE)
• Non-adaptive Beamformer (dSPM, sLORETA, SMF)
• Minimum Variance Beamformer (MVBF)
• Adaptive Beamformer