{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000481},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000423","477:4770003782","499:4990000091","477:4770003776","477:4770003826","477:4770003862","499:4990000349","477:4770003560","499:4990000692","499:4990001325","499:4990000300","499:4990000422","499:4990000860","499:4990000170","500:5000003227","499:4990003774","477:4770003868","499:4990000172","500:5000003399","499:4990001024","499:4990000560","499:4990000138","499:4990000140","499:4990001220","499:4990000145"],"twin_admin_codes":[499,477,499,477,477,477,499,477,499,499,499,499,499,499,500,499,477,499,500,499,499,499,499,499,499],"twin_sims":[0.8603000293760017,0.8549623487775709,0.8397444036406309,0.8287979269958656,0.8115390799946595,0.8114319719815214,0.799158229527719,0.7838656740911482,0.7743750979264926,0.7703629593145063,0.7621606511925889,0.7271132523496937,0.7185352296460727,0.7112407467260782,0.710970477962005,0.7061321901574342,0.6997405992431104,0.6991940394708129,0.6976402528910873,0.6909934990033045,0.6880230680256567,0.6801292532486621,0.6757694962739003,0.6734705431114263,0.6637234208277231],"twin_dists":[0.071247510035198,0.0727060179588798,0.07675960492572283,0.07959068625536633,0.08393203135479739,0.08395855251594044,0.08696671830352662,0.0906366881281837,0.09287595104427558,0.09381460904006847,0.09571986149395695,0.10368394212987973,0.10559691042233293,0.10721440654563621,0.10727418370147447,0.1083425429293166,0.10974902675746748,0.10986905400686413,0.11021007058358422,0.11166560736404027,0.1123144643093827,0.1140342995977287,0.1149815801129706,0.11548040682834844,0.11759053700224385],"n_dims_used":45,"mean_confidence":0.9274464925130208},"coverage":{"mean_confidence":0.9274464925130208,"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}}