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ConsciousnessLearn · Explore · Joseph Anady

Linear Gaussian network and stationary covariance

The next state is a linear transformation of the current state plus independent zero-mean Gaussian noise with identity covariance. At stationarity, the covariance solves the discrete Lyapunov equation shown alongside it. The benchmark scales W to spectral radius 0.9,…

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eq-86a664aefb4c78mathematical expression
Xt+1=WXt+εt,εt∼N(0,I),Σ=WΣW⊤+I.X_{t+1}=WX_t+\varepsilon_t,\quad \varepsilon_t\sim\mathcal N(0,I), \qquad \Sigma=W\Sigma W^\top+I.

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The next state is a linear transformation of the current state plus independent zero-mean Gaussian noise with identity covariance. At stationarity, the covariance solves the discrete Lyapunov equation shown alongside it. The benchmark scales W to spectral radius 0.9, which ensures a unique finite covariance for this stable linear system.

Terms & definitions

TermMeaning in this source
X_t

n-dimensional network state

W

Recurrent weight matrix

epsilon_t

Independent Gaussian innovation

Sigma

Stationary covariance

I

Identity innovation covariance

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Original context

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Can classical and variational quantum search recover the \emph{normalized} minimum-information partition (MIP) when an exhaustive reference is available? This operationalizes the information-integration question motivating the author's broader manuscript [6], without reusing its historical scores as new evidence. The prototype evaluates synthetic \emph{linear stochastic recurrent neural-network models}; it does not train language models, analyze biological recordings, or establish subjective experience. Stochastic interaction is a specific observational information-loss measure [1], not the full IIT 3.0/4.0 formalism.
[Context excerpt; full source linked.]
Exact original notation
X_{t+1}=WX_t+\varepsilon_t,\quad \varepsilon_t\sim\mathcal N(0,I),
\qquad \Sigma=W\Sigma W^\top+I.

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Sources & provenance

01
prototype.tex
lines 43–46
X_{t+1}=WX_t+\varepsilon_t,\quad \varepsilon_t\sim\mathcal N(0,I), \qquad \Sigma=W\Sigma W^\top+I.
02
prototype.tex
lines 43–46
X_{t+1}=WX_t+\varepsilon_t,\quad \varepsilon_t\sim\mathcal N(0,I), \qquad \Sigma=W\Sigma W^\top+I.

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