This section provides detailed explanations of the mathematical and theoretical concepts underlying AGISystem2. Each page is designed to be accessible to software engineers who may not have a formal background in abstract algebra or information theory.

Quick Links

GF(2)

Why XOR binding supports cancellation (and why that matters for UNBIND).

Jaccard Similarity

Set-based similarity used by SPHDC for robust comparisons.

Min-Hash

Sketching for fast, approximate Jaccard estimation.

Hashing (DJB2)

Deterministic atom vectors from names for reproducibility.

Algebraic Foundations

GF(2) - Galois Field

The algebraic structure with two elements (0 and 1) that makes XOR operations cancellable. Foundation for reversible binding in HDC.

Similarity & Distance

Jaccard Similarity

Set-based similarity measure: intersection over union. Used by SPHDC for comparing sparse polynomial representations.

Hashing & Sketching

Hash Functions (DJB2)

Deterministic vector generation from concept names. Enables reproducibility without explicit storage.

Min-Hash

Locality-sensitive hashing for efficient Jaccard estimation. Enables SPHDC sparsification while preserving similarity.

Note: This section is being expanded. Additional concept pages (distance measures, binding/bundling details, capacity analysis) will be added as the corresponding docs are written.

Related Pages