Neurophysiology Pipeline

The Intelligence Pipeline
Behind SynDx

Transforming raw EEG signals into clinically actionable neurophysiology insights through advanced signal processing, biomarker computation, and explainable AI.

How SynDx Converts Brain Signals Into Clinical Insight

SynDx processes raw EEG signals through a multi-stage neurophysiology pipeline combining signal processing, biomarker extraction, functional connectivity modeling, and explainable artificial intelligence.

1
EEG Acquisition
2
Signal Preprocessing
3
Mathematical Representation
4
Biomarker Extraction
5
Connectivity Modeling
6
AI Inference Engine
7
Clinical Report

Clinical Workflow

1

EEG Acquisition

Resting-state EEG recorded in clinic or partner lab.

2

Preprocessing

Automated artifact removal, filtering, and normalization.

3

Biomarker Extraction

Computation of TBR, FAA, IAPF, and wPLI metrics.

4

Connectivity Graph

Functional brain network constructed using weighted phase lag index.

5

Hybrid AI Fusion

Neuro-symbolic AI integrates biomarkers and connectivity features.

6

Clinician Report

Automated report delivered through secure portal.

Signal Processing Architecture

Artifact Rejection

Independent component analysis removes ocular, muscular, and motion artifacts.

Spectral Decomposition

Fourier and wavelet transforms isolate theta, alpha, beta, and gamma oscillations.

Riemannian Signal Representation

EEG covariance matrices mapped to Riemannian manifolds enabling robust statistical modeling.

Core EEG Biomarkers

Quantitative metrics extracted from raw physiological data fueling the predictive AI engine.

84

TBR

Theta Beta Ratio

Attention regulation biomarker associated with ADHD.

76

FAA

Frontal Alpha Asymmetry

Frontal alpha imbalance associated with depression.

92

FTC

Frontal Theta Cordance

Marker linked to treatment response.

88

IAPF

Individual Alpha Peak Frequency

Dominant alpha rhythm frequency.

95

wPLI

Weighted Phase Lag Index

Functional connectivity metric.

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Brain Connectivity Modeling

Functional connectivity networks derived from EEG phase synchronization metrics. We map how different brain regions communicate in real-time.

Phase Synchronization

Measuring temporal alignment between signals.

Network Architecture

Identifying neural hubs and local clusters.

Inference Layer

Hybrid Neuro-Symbolic Intelligence

SynDx combines deterministic neurophysiology models with machine learning inference to generate interpretative clinical insights without the "black box" problem.

Explainable Models

AI highlights which biomarkers influence predictions.

Normative Brain Models

Patient EEG patterns compared against population baselines.

Clinical Probability Engine

Outputs diagnostic probability estimates.

Clinical Delivery

Clinical Decision Support

Actionable intelligence delivered securely to your clinical dashboard.

Diagnostic Support

Biomarker evidence supporting differential diagnosis.

Treatment Guidance

Biomarkers predicting treatment response.

Longitudinal Monitoring

Track neural changes over time.

Where the Pipeline is Used

Psychiatry

Biomarker-based diagnosis for depression and ADHD.

Neurology

Automated quantitative EEG analysis.

Pharmaceutical Trials

Neurophysiology biomarkers for clinical trials.

Bring the SynDx Pipeline to Your Clinic

Join our clinical network and gain early access to SynDx neurophysiology tools.