TVA defines a 'topological void' in a dense-sparse embedding space as a triad of concepts satisfying domain cohesion, calibrated marginality, sparse lexical bridging, and geodesic vacancy, yielding 191 reviewable invention candidates from a 140k-document corpus.
Topological persistence and simplification.Discrete & Computa- tional Geometry, 28:511–533, 2002
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Topological Void Analysis A Mathematical Framework for Systematic Technical Innovation Discovery in Knowledge Spaces
TVA defines a 'topological void' in a dense-sparse embedding space as a triad of concepts satisfying domain cohesion, calibrated marginality, sparse lexical bridging, and geodesic vacancy, yielding 191 reviewable invention candidates from a 140k-document corpus.