{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006293},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007640","490:4900006902","490:4900007150","490:4900007011","496:4960003232","490:4900002489","490:4900000472","466:4660000191","466:4660003412","466:4660001535","490:4900001292","466:4660001555","490:4900002172","496:4960010218","496:4960002295","496:4960000055","490:4900007146","490:4900003212","466:4660008560","496:4960006815","496:4960002956","478:4780006245","493:4930007167","490:4900007870","466:4660003397"],"twin_admin_codes":[490,490,490,490,496,490,490,466,466,466,490,466,490,496,496,496,490,490,466,496,496,478,493,490,466],"twin_sims":[0.5560186622318525,0.5003605397979063,0.36386794823839747,0.32662009593827995,0.2746084231582107,0.22815579724900403,0.22686659837301495,0.22088523249974884,0.21667252680946497,0.20716214184117224,0.2050705661372875,0.20261995682951298,0.20000130805361374,0.19250910925054712,0.17635240648617873,0.17492447547301476,0.17470872515642827,0.17124313625382845,0.1684880693430116,0.1651452556893387,0.1641075913431351,0.16339346741340435,0.16270345327959404,0.16020134611277184,0.15811228196393012],"twin_dists":[0.14071508674461877,0.1528359921463134,0.1846744203373534,0.19428785486454583,0.20880401707647686,0.2232728334686535,0.2237005089656623,0.2257061675075606,0.22714065085764723,0.23044971613761997,0.2311912623117625,0.23206671658863284,0.23301027653199494,0.23575792015187755,0.24194825568763711,0.24251437432169579,0.24260019702592822,0.2439892566643272,0.2451079697414552,0.24648315411248697,0.24691411686290016,0.2472118530140753,0.2475004334759047,0.2485543788828261,0.2494435450515083],"n_dims_used":45,"mean_confidence":0.9171115451388889},"coverage":{"mean_confidence":0.9171115451388889,"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}}