{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003877},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000832","499:4990000744","477:4770003944","477:4770003651","499:4990000666","499:4990001001","499:4990000909","499:4990000393","499:4990000743","477:4770003918","499:4990000451","499:4990000454","499:4990000671","477:4770003947","499:4990000916","477:4770003819","477:4770003946","499:4990002778","499:4990001570","499:4990001571","499:4990002463","499:4990001931","499:4990000384","477:4770003884","499:4990001197"],"twin_admin_codes":[499,499,477,477,499,499,499,499,499,477,499,499,499,477,499,477,477,499,499,499,499,499,499,477,499],"twin_sims":[0.9028205967563082,0.8927145123540075,0.8537348771440438,0.8293254628040719,0.8142112086676055,0.7818919671923598,0.7625297808512239,0.751351937282901,0.7494248207298391,0.731018334275767,0.7289922934730443,0.7191676851959541,0.7179071950695203,0.7115508175040565,0.7097043700422334,0.7096764702239733,0.7051421242414504,0.7032750090135322,0.700738518547471,0.69337363063843,0.6931196805230475,0.6909419183449514,0.6753429471250365,0.6743867416874839,0.6732642893665156],"twin_dists":[0.058726083806192826,0.06187492210450712,0.0730385715691722,0.07945572194775612,0.08326878755017866,0.09110465197979477,0.09563449909831766,0.0982045421938123,0.09864465717918973,0.10280888343091031,0.10326322337627841,0.1054562808542563,0.10573649418233318,0.10714581303123763,0.10755407694830815,0.10756024205787584,0.10856076278103655,0.10897193448014028,0.10952978166502061,0.11114498601386096,0.11120056490532734,0.11167688285505539,0.11507416757847744,0.11528166511799047,0.11552513746023513],"n_dims_used":45,"mean_confidence":0.9249645657009549},"coverage":{"mean_confidence":0.9249645657009549,"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}}