# Compression
**Entity class:** Concept or analytic term
## Definition
**Compression** is the representation of information with fewer resources by removing redundancy or exploiting a shared model.
## Relationships
**Related concepts:** [[wiki/Information Theory|Information Theory]] · [[wiki/reference-plus-delta architecture|Reference-Plus-Delta Architecture]] · [[wiki/Distributed Relational Compression|Distributed Relational Compression]] · [[wiki/person-specific residual|Person-Specific Residual]]
**Collections:** [[collections/Consciousness Continuity|Consciousness Continuity]] · [[collections/Neurotech|Neurotech]] · [[collections/Machine Succession|Machine Succession]]
**Canonical source article:** [[articles/Mind Uploading and AI — The Host is Reusable and the Person is the Delta|Mind Uploading and AI — The Host is Reusable and the Person is the Delta]]
These links record conceptual dependencies and contrasts. Institutional control, technology transfer, and empirical continuity are tracked as separate relationship types.
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This entry's documented connections are expressed in its definition and related-work routes, with provenance retained in the source-linked material.
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## Research Inferences
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These entries translate the forward-looking register in [[research/Research Inferences|Research Inferences]] into ordinary wiki prose. The tier labels apply to the inference, not automatically to every factual anchor inside it. The interpretive frame comes from [[articles/Technologies for Consciousness Mapping and Transfer|Technologies for Consciousness Mapping and Transfer]] and [[articles/Mind Uploading and AI — The Host is Reusable and the Person is the Delta|Mind Uploading and AI — The Host is Reusable and the Person is the Delta]]. Collection route: [[collections/Neurotech|Neurotech]].
- **INF-0202 — Plausible.** If the residual is the only thing that must be captured, the acquisition target shrinks by whatever fraction the shared prior explains. Estimating that fraction empirically — in mice first, through comparative connectomics — is the most consequential measurement in the entire continuity program.
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