{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012578},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000327","491:4910005364","490:4900012720","490:4900009619","497:4970000272","490:4900012432","491:4910004856","497:4970000326","490:4900005283","490:4900005548","490:4900005150","490:4900006434","491:4910005714","491:4910002067","490:4900006923","491:4910002160","490:4900010023","490:4900005547","490:4900005820","490:4900005821","490:4900005680","490:4900007781","490:4900008655","490:4900010121","490:4900009921"],"twin_admin_codes":[497,491,490,490,497,490,491,497,490,490,490,490,491,491,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.034705243643067304,0.01666206477255475,0.01526487367784274,0.011863349175486922,0.009798111901225069,0.009122485110055372,0.007409898299129632,0.005353480733522516,0.005327804952872737,0.005296968861889363,0.004605122662289941,0.004134376149345624,0.00410687207599538,0.0033341331194380024,0.0027006081166736804,0.0025403381469996573,0.0025369337158962315,0.0022738428334509704,0.0021870942375241476,0.0020739058540044466,0.00164930499835546,0.0015844990874327414,0.0015343679221384203,0.0014573939200465825,0.0014446789351942114],"twin_dists":[0.33671645851860177,0.3716598810159521,0.3756135848051551,0.38676881947683595,0.39502198321096627,0.3980610883307106,0.40677628906277385,0.420039404456802,0.42023241847203874,0.4204653394681981,0.4260431936309735,0.4302912025749595,0.43055277314192864,0.4386429842558425,0.4466730214877972,0.4489773640799634,0.4490277423295542,0.4531217936698335,0.4545674385097303,0.45653502105486066,0.4649216883099219,0.46637373064881116,0.46753504976164395,0.4693882253081451,0.46970300754167366],"n_dims_used":45,"mean_confidence":0.8902960883246528},"coverage":{"mean_confidence":0.8902960883246528,"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}}