{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000247},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008387","490:4900001084","490:4900000083","490:4900001063","496:4960009382","490:4900000015","490:4900000028","490:4900001728","490:4900000353","490:4900000294","490:4900000598","490:4900000358","487:4870003683","490:4900001092","490:4900000191","490:4900000141","490:4900000847","487:4870003401","496:4960008037","496:4960009082","490:4900000522","487:4870003270","487:4870003540","490:4900000189","496:4960005839"],"twin_admin_codes":[496,490,490,490,496,490,490,490,490,490,490,490,487,490,490,490,490,487,496,496,490,487,487,490,496],"twin_sims":[0.4905941502365542,0.46108577758968194,0.4499105309111823,0.44375711987588795,0.41126957897350813,0.40218502784958965,0.4011975683139102,0.39647189198727545,0.38693546124853656,0.3804918586917839,0.3799470330731831,0.3577947369277007,0.3373343645156296,0.3347613248979609,0.31745932478504835,0.31744442605467854,0.3091744376803611,0.30470451656170583,0.29776415777857146,0.291593367785406,0.28870969330594326,0.2858322514118762,0.2853084204285008,0.2835914432544864,0.2814397680965366],"twin_dists":[0.1549961625381702,0.16160594949906426,0.16414681606790954,0.1655558840022689,0.17312871943620148,0.17529140142308594,0.1755277872594636,0.1766627356328805,0.17897226165249075,0.18054800687705005,0.18068182574400823,0.18620539808026257,0.1914651838387342,0.19213853615510018,0.19674210907381975,0.19674613269691385,0.19899633558112714,0.20022693477326453,0.20215860055632215,0.20389839719946384,0.2047189109666518,0.20554254715066705,0.20569302245417062,0.2061874088768181,0.20680951894419847],"n_dims_used":45,"mean_confidence":0.9153901841905382},"coverage":{"mean_confidence":0.9153901841905382,"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}}