Research / Signal Theory

Signal Theory

The theoretical framework behind NEXUS signal detection and convergence analysis. How independent data layers combine to surface regime-changing events before they become consensus.

01
What is a Signal

In the NEXUS context, a signal is a discrete event or data point that indicates a potential geopolitical or market shift. Signals are not predictions. They are observable phenomena, fragments of information drawn from structured and unstructured sources, that carry forward-looking implications when analysed in combination.

A single signal in isolation is noise. Multiple signals converging across independent layers constitute a pattern worth acting on. The NEXUS engine continuously ingests, scores, and correlates signals to surface these convergence events before they become consensus.

02
Signal Layers

NEXUS operates across five distinct signal layers. Each captures a different dimension of the information landscape.

GEO
Geopolitical
Variable decay

Conflicts, treaties, sanctions, regime changes, military deployments, and diplomatic shifts. Sourced from government publications, defense intelligence, and verified reporting networks.

Troop mobilisation along contested bordersSanctions packages targeting energy exportsTreaty withdrawals or renegotiations
CAL
Calendar
Slow decay

Hebrew holidays, Islamic calendar events, FOMC meetings, options expiry dates, fiscal year boundaries, and seasonal economic patterns. Many significant historical events cluster around specific calendar dates.

FOMC rate decisions and dot-plot releasesQuadruple witching / options expiryHebrew calendar holidays and sabbatical cycles
CEL
Celestial
Slow decay

Eclipses, planetary alignments, lunar cycles, and solar activity. Studied not for causation but for historical correlation with volatility clusters and sentiment shifts in markets.

Solar and lunar eclipsesMercury retrograde periodsSunspot cycle peaks and troughs
MKT
Market
Fast decay

Price action anomalies, unusual volume, options flow, dark pool activity, credit spreads, and cross-asset divergences. The quantitative backbone of signal detection.

Unusual put/call ratio spikesCredit default swap wideningCross-asset correlation breakdowns
OSI
OSINT
Medium decay

Open source intelligence from social media, satellite imagery, shipping data, flight tracking, and news wire services. Real-time ground truth that validates or contradicts signals from other layers.

Military aircraft transponder anomaliesShipping route diversions near conflict zonesGDELT event spike detection
03
Intensity Scoring

Every signal receives an intensity score from 1 to 5. The score reflects standalone significance and correlation density with other active signals.

1
Background Noise

Routine events with minimal predictive value. Standard diplomatic communications, scheduled policy announcements.

2
Low Activity

Events that deviate slightly from baseline. Unusual troop movements, unexpected central bank commentary.

3
Elevated

Clear departure from normal patterns. Multiple corroborating data points across at least two signal layers.

4
High Alert

Strong convergence across three or more layers. Historical pattern matching indicates significant probability of disruption.

5
Critical Convergence

Maximum signal density. Rare alignment across all layers. Historically associated with regime-changing events.

04
Signal Decay

Signals are not permanent. Every signal has a half-life, a duration after which its relevance decays by 50%. The decay function follows an exponential curve:

I(t) = I0 · e-λt
Fast
Hours to days

Market signals lose predictive power as they get priced in.

Medium
Days to weeks

OSINT and geopolitical events remain relevant until resolved.

Slow
Weeks to months

Calendar and celestial signals build influence as the date approaches.

Persistent
Months to years

Structural shifts create long-duration signal fields.

05
Cross-Layer Amplification

The core insight of NEXUS signal theory: when signals from independent layers converge temporally, their combined intensity is greater than the sum of parts. Signals from highly independent layers (celestial + market) receive stronger amplification than correlated layers (geopolitical + OSINT).

Full five-layer convergence is exceptionally rare. When it occurs, the system flags a Level 5 critical convergence event regardless of individual signal intensities. Historical back-testing shows these events precede major market dislocations within a 72-hour window.

1.0xbaseline

Toggle layers to see convergence amplification

Layers
Multiplier
Intensity
2
1.4x
3
2.1x
4
3.2x
5
5.0x

Explore Live Signals

Monitor real-time signal detection across all five layers with intensity scoring and convergence alerts.

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