{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002944},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003093","490:4900002943","496:4960011365","496:4960011209","496:4960011207","496:4960011387","496:4960011286","496:4960011290","496:4960011295","490:4900003092","496:4960010752","490:4900002946","496:4960011386","496:4960011637","496:4960011385","490:4900002945","490:4900003765","496:4960011810","466:4660008078","496:4960011949","490:4900002799","479:4790006488","496:4960011287","490:4900002215","488:4880003988"],"twin_admin_codes":[490,490,496,496,496,496,496,496,496,490,496,490,496,496,496,490,490,496,466,496,490,479,496,490,488],"twin_sims":[0.6770477515400645,0.6180836875526807,0.4239170601363795,0.38481400092319024,0.36824991984610034,0.33425156469692235,0.2837164556246002,0.2716082929588483,0.2485396622176406,0.2305728672104094,0.22487603389859032,0.2187963061199671,0.2019474511010346,0.20121510756905686,0.18409243983111556,0.17160263626744696,0.16709521287130555,0.15482248869482937,0.14703381393985318,0.14181437913842823,0.12093733058940667,0.12025869939093724,0.10632879250248295,0.10509109678886867,0.10495869660168244],"twin_dists":[0.11470402291287739,0.1274003733790045,0.1701521792594808,0.17948965915563725,0.18357780062609236,0.1922722707047054,0.206151352034749,0.2096895371151933,0.21671167194329052,0.22247528786797616,0.22436403060440727,0.22641515873559076,0.23230823174815465,0.23257186601883606,0.23893498030283655,0.24384423384520054,0.24567855900158259,0.25086130842986226,0.25430822098085926,0.256694305008344,0.26695338639092203,0.26730870514932714,0.27496727401904325,0.2756845785698376,0.27576169925367844],"n_dims_used":44,"mean_confidence":0.9154591993852095},"coverage":{"mean_confidence":0.9154591993852095,"n_dims_used":44,"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}}