{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002862},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001877","489:4890002776","489:4890002293","489:4890002774","489:4890002948","489:4890001944","489:4890001948","489:4890002698","489:4890001965","489:4890002128","489:4890002690","489:4890002452","489:4890001951","489:4890002211","489:4890002363","489:4890001878","489:4890002114","477:4770000182","489:4890003106","489:4890001787","489:4890002450","489:4890002775","489:4890002288","489:4890002032","489:4890001785"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,489,489,489],"twin_sims":[0.7495808152900209,0.7435879821311749,0.6802744859547499,0.6674906557871086,0.645238749770019,0.6095932536630767,0.598657216849151,0.5476796925484035,0.5366843017842075,0.5354092122485123,0.5338133094915258,0.5154857389386536,0.5081229616319916,0.500308382528834,0.4942202754875134,0.4932371645294802,0.4881431528827567,0.4863443747590976,0.48435503271576763,0.4829409322022448,0.48292546657660407,0.48081687280685814,0.48023860672131263,0.4632099549860503,0.4557068143167706],"twin_dists":[0.09860906220581271,0.09997268411712502,0.11400271328329196,0.11677585463683776,0.12157457397755174,0.1292186981879134,0.13156049706481562,0.14251494640886817,0.14489537842562816,0.1451720197034539,0.14551844974013836,0.14951319304473776,0.1511274592875507,0.15284749644462522,0.15419268410035056,0.15441035069608258,0.15554025505651461,0.1559400882487037,0.1563828082719501,0.15669785331731217,0.15670130046824896,0.15717161296432408,0.1573007065236351,0.16112550083101798,0.16282610839123565],"n_dims_used":45,"mean_confidence":0.9196753607855903},"coverage":{"mean_confidence":0.9196753607855903,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}