{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002357},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000153","490:4900000340","490:4900000502","494:4940006267","490:4900000089","490:4900000248","490:4900006642","490:4900000110","481:4810004064","490:4900000602","490:4900000218","490:4900000140","469:4690000068","493:4930006116","490:4900004026","490:4900000465","493:4930006117","490:4900002659","490:4900002504","466:4660009926","490:4900000131","490:4900000831","496:4960009265","490:4900000939","490:4900000065"],"twin_admin_codes":[490,490,490,494,490,490,490,490,481,490,490,490,469,493,490,490,493,490,490,466,490,490,496,490,490],"twin_sims":[0.24265439071671588,0.22136693986370992,0.2069923978926824,0.19902017074808603,0.1981426787388405,0.1962670312954156,0.19357350184260372,0.16124009136334216,0.15320840054211007,0.15134440309086608,0.15013272259453755,0.14969375736215973,0.1469321095260604,0.1457642852903542,0.14551590160298733,0.14548955058420512,0.14386519966391167,0.1433191584852357,0.13987012401931845,0.1373434491429825,0.13694293636698993,0.12914820547766784,0.12905861614357036,0.12637228685860905,0.1252836455339209],"twin_dists":[0.21856893129952365,0.22554331124915508,0.23050970586462322,0.23336599435731453,0.23368516173191467,0.23437067663655714,0.23536310128065224,0.248115394920447,0.25156498368737196,0.25238440809053997,0.25292105641606405,0.25311625901188545,0.2543541112847593,0.25488273942149786,0.2549955768996329,0.2550075561909217,0.25574911814059365,0.25599979594993655,0.2575998151473084,0.2587907179293677,0.2589809929582298,0.26277012096641056,0.262814661305144,0.26416119982500946,0.26471306831604],"n_dims_used":45,"mean_confidence":0.9150584750705295},"coverage":{"mean_confidence":0.9150584750705295,"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}}