{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003551},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003553","490:4900002104","490:4900002573","490:4900002415","490:4900002565","490:4900002568","490:4900009878","490:4900003155","490:4900004376","490:4900003552","490:4900003160","490:4900003001","490:4900004796","490:4900002566","490:4900003002","490:4900003427","490:4900003554","490:4900003412","490:4900002417","490:4900003286","490:4900001809","490:4900004237","490:4900003549","490:4900004515","490:4900009578"],"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":[0.5948026002573085,0.2679931110121857,0.24771370721786934,0.19632076734793855,0.13551734499124915,0.13079968181058055,0.1265898392051358,0.1263463329589307,0.11986646414266469,0.11185629725047455,0.094699701995212,0.08838721162749626,0.08289818802752216,0.0805354288116867,0.07949653358987449,0.07501008400480279,0.07491855999751171,0.07480548502095791,0.07209714100184114,0.06481930087172687,0.06410696528122836,0.061558618345734686,0.061489102070274186,0.0611424398884306,0.058581957680054565],"twin_dists":[0.13238609106169363,0.2107646463498563,0.2169706060903486,0.2343509741230613,0.25966166086558506,0.2619532203844797,0.2640513479823569,0.2641743146729896,0.26751477124973794,0.27184069186818055,0.2819828710511168,0.28607950592832815,0.2898350521540846,0.29151300515138906,0.292263300646054,0.2955968849894245,0.29566654397308945,0.29575270031851475,0.2978484356825501,0.30381481197398,0.3044276963818689,0.3066669379929365,0.30672907920231074,0.3070398271250785,0.30938101194300927],"n_dims_used":45,"mean_confidence":0.9181453280978733},"coverage":{"mean_confidence":0.9181453280978733,"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}}