{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007765},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010735","490:4900007881","490:4900011885","490:4900011627","490:4900008112","490:4900009636","490:4900009832","490:4900008215","490:4900009630","490:4900009426","490:4900008329","490:4900009000","490:4900008552","490:4900009830","490:4900012089","490:4900009628","490:4900010039","490:4900009117","490:4900008898","490:4900010316","490:4900011163","490:4900007908","490:4900007778","491:4910005567","490:4900009112"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.20514121024308196,0.14803943569146644,0.10723100796747147,0.0992751094772388,0.09867696667195715,0.07847996590001294,0.0771052395222979,0.06806002125956485,0.0679669343011729,0.06783501058436835,0.05039551172072458,0.04939826908773181,0.04856250361983037,0.04624957725360856,0.04594359493611321,0.04371146332845879,0.041388026715624235,0.03944539560021164,0.0391073097285612,0.038693301230539996,0.03709526400191621,0.03517133745722918,0.03371006065923147,0.03362797403634723,0.030250419379153872],"twin_dists":[0.23116613201086633,0.2538557295789624,0.27444847407039286,0.27914619382593053,0.27951112279188034,0.29300512723781863,0.2940206969665465,0.3010940659050702,0.3011707286095478,0.3012795222525372,0.31748153324940254,0.31854163259469037,0.31944390901000075,0.32201032062466933,0.32235783500427423,0.3249533844492022,0.32777622396743794,0.33024086410900916,0.33068023029239313,0.3312226603579763,0.3333635974596055,0.33604750938956934,0.33817076784025024,0.3382923516440682,0.34352944624552284],"n_dims_used":45,"mean_confidence":0.8862135145399306},"coverage":{"mean_confidence":0.8862135145399306,"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}}