Classification System

Neural Oscillatory Spectroscopy System

NOSS classifies cognitive states into 12 classification sectors, each mapping a distinct domain of mental function to measurable oscillatory patterns in language.

12 Sectors

The cognitive spectrum.

Every NOUS analysis maps the input across all 12 NOSS sectors simultaneously, producing a multi-label profile rather than a single diagnosis.

Sector I

Mood Disorders

Major Depressive Disorder, Persistent Depressive Disorder, mood dysregulation. Alpha asymmetry and theta elevation markers.

Sector II

Anxiety Spectrum

Generalized Anxiety, PTSD, Panic Disorder, Social Anxiety. Elevated beta, reduced alpha, theta-beta ratio imbalances.

Sector III

Psychotic Spectrum

Schizophrenia Spectrum, schizoaffective patterns. Gamma 40Hz deficits, disrupted cross-band coherence, elevated delta intrusion.

Sector IV

Neurocognitive

Cognitive decline, processing speed deficits, executive function impairment. Cross-band coherence degradation patterns.

Sector V

Developmental

ADHD, Autism Spectrum, learning differences. Theta-beta ratio abnormalities, atypical gamma binding patterns.

Sector VI

Optimal

Healthy cognitive baseline, resilient processing, executive leadership patterns. Balanced cross-band coherence and integration.

Sector VII

TBI / CTE

Traumatic Brain Injury, Chronic Traumatic Encephalopathy. Coherence degradation, alpha-gamma coupling disruption.

Sector VIII

Neurodegenerative

Progressive cognitive decline patterns consistent with neurodegenerative conditions. Systematic band-by-band deterioration.

Sector IX

Captivity

Cognitive patterns associated with prolonged coercive control, institutional confinement, or captivity conditions.

Sector X

Substance

Substance use and withdrawal cognitive signatures. Band-specific disruption patterns varying by substance class.

Sector XI

Dissociative

Dissociative disorders, depersonalization, derealization. Fragmented cross-band coupling and coherence breaks.

Sector XII

Personality

Personality disorder cognitive patterns. Trait-level oscillatory signatures distinct from state-level clinical presentations.

Multi-label, not single diagnosis.

NOSS produces a simultaneous activation profile across all 12 sectors, reflecting the reality that cognitive states rarely map to a single category. The Beverly Index score integrates all sector activations into a seven-component composite.

NOST Framework →