{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001069},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000817","490:4900001729","490:4900001206","490:4900002035","496:4960004671","496:4960008018","487:4870005714","496:4960004670","487:4870003538","490:4900002025","490:4900001453","496:4960009065","490:4900007152","490:4900001707","496:4960008669","490:4900001433","496:4960004970","490:4900000709","494:4940008392","490:4900000617","496:4960008027","487:4870002994","490:4900001051","490:4900002193","496:4960009080"],"twin_admin_codes":[490,490,490,490,496,496,487,496,487,490,490,496,490,490,496,490,496,490,494,490,496,487,490,490,496],"twin_sims":[0.7864200763195077,0.5795294472048609,0.5614627210112473,0.48178256978910805,0.4420612431949028,0.40559697759693736,0.4022639793823673,0.39246473678976207,0.389412011029562,0.345922146293968,0.34296846336622155,0.3406968242628305,0.32942443595991105,0.31309739026487843,0.3104454096341978,0.30907114194841584,0.3064256848330915,0.3049438825999885,0.3014847628820508,0.29738044509289574,0.2954160087315678,0.2847682532773841,0.2838016246326279,0.2800589362881108,0.2771740057451856],"twin_dists":[0.09002919339522557,0.13565995449323676,0.13954225251154664,0.1569561380122784,0.1659455319703921,0.17447662470280156,0.17527251270340122,0.17762999561205545,0.17836995765546948,0.18923756045234633,0.19000036310173776,0.1905894074277564,0.19354421277385225,0.19792471208449056,0.19864829986719923,0.19902465752554307,0.19975186056994107,0.20016077255392667,0.20111984209626999,0.20226616126704375,0.20281810685153048,0.2058483645627136,0.2061267925494495,0.20721027443284268,0.20805145307339207],"n_dims_used":45,"mean_confidence":0.913260735405816},"coverage":{"mean_confidence":0.913260735405816,"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}}