{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000171},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000111","480:4800000107","480:4800000203","480:4800000106","480:4800000137","480:4800000204","480:4800000166","480:4800000000","480:4800000131","480:4800000170","480:4800000047","480:4800000002","480:4800000010","480:4800000133","480:4800000132","480:4800000006","480:4800000024","480:4800000105","480:4800000202","480:4800000135","480:4800000134","480:4800000236","480:4800000136","480:4800000255","480:4800000001"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6923289148163996,0.5610150305577789,0.5515772854935913,0.4910718876082451,0.3943364212140111,0.36299837620758785,0.292252575977116,0.2189759233037904,0.19531872833557726,0.19076189517640374,0.19056528588774724,0.18696736006378814,0.16957380425797658,0.1688987742281749,0.1555397857768597,0.13953929844046262,0.1384207246682162,0.13101221077740466,0.12595902661397665,0.12263671997152077,0.1101877141736287,0.10528642921996709,0.10478248417021604,0.1043025567586088,0.1037465951931264],"twin_dists":[0.1113735825606849,0.13963864032017495,0.14167316205079697,0.154890205283834,0.17717763666422437,0.18489282677225274,0.20371150659498125,0.22635401801835744,0.23471899220039305,0.23640933099719494,0.23648289270758743,0.23783853709164737,0.24466554287432363,0.24494037102031166,0.25055032002739386,0.2577548251519022,0.2582809786786491,0.2618486594424952,0.2643702688537831,0.26607024518515154,0.27277166497928695,0.2755709389242088,0.27586445728374936,0.276145010023258,0.2764712700455695],"n_dims_used":43,"mean_confidence":0.9071085730264353},"coverage":{"mean_confidence":0.9071085730264353,"n_dims_used":43,"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}}