{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003069},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003729","490:4900003474","490:4900003872","490:4900003343","490:4900002917","490:4900002638","490:4900001994","490:4900004305","490:4900002615","490:4900003067","490:4900003725","490:4900003472","490:4900001700","490:4900001893","490:4900002786","490:4900001719","490:4900002476","490:4900002146","490:4900003342","490:4900001720","490:4900003465","490:4900003865","490:4900003477","490:4900003446","490:4900004014"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6481957154031753,0.5537515708677975,0.4824137272348021,0.45186464973671214,0.44874627590774185,0.4168488830522808,0.4073409712689933,0.3888561732347117,0.3854216423871216,0.3784496474391513,0.3350482770803936,0.3200898069869194,0.30314763671769346,0.2988055639019819,0.27633688873296824,0.27610637886593425,0.2715324502831044,0.26524275315370244,0.2597589799142338,0.24619638336099525,0.24093620438968225,0.23994185593285405,0.23887262111951973,0.23422962599001562,0.22649344632146787],"twin_dists":[0.12093854771882272,0.14120398645453758,0.15681538215556523,0.16370086322171162,0.16441285666515024,0.171810891376332,0.17406134016037514,0.17850498151038974,0.17934132484182896,0.18105008922939214,0.19206330349236153,0.19603336817994002,0.2006580030177271,0.2018670874630494,0.20829653514284635,0.20836410096583458,0.20971200069320983,0.21158860524494488,0.21324750752127217,0.21744773011951476,0.219116627472293,0.21943474783294695,0.2197777836755572,0.22127909322236256,0.22382459787515652],"n_dims_used":45,"mean_confidence":0.9168080647786458},"coverage":{"mean_confidence":0.9168080647786458,"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}}