{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008991},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008883","490:4900009224","490:4900009225","490:4900007766","490:4900011568","490:4900009665","490:4900009027","490:4900008889","490:4900009228","490:4900009226","490:4900009113","490:4900009320","490:4900009321","490:4900008886","490:4900009216","490:4900009036","490:4900008465","490:4900009138","490:4900008881","490:4900009731","490:4900008003","490:4900009234","490:4900008133","490:4900009221","490:4900008460"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.12573181136032352,0.03967062683521744,0.03852551212495611,0.03627705892463502,0.02577954345272212,0.025375149027060895,0.016881877328382852,0.015262304914640822,0.013256636803426963,0.01150397576134566,0.008637159843340058,0.008393601172840518,0.008232602634363276,0.007683647342398298,0.006912243522539387,0.006618105561749836,0.006407286427477709,0.005816351968364253,0.005673804609538406,0.005602770997917381,0.005417267565050929,0.005042885605112193,0.004912619340815016,0.004053224374332424,0.004039556502807675],"twin_dists":[0.26448543920261736,0.32994992401829154,0.33144389541673713,0.3344902089657505,0.3512942350268271,0.3520525801317707,0.3710645965367877,0.3756211421533595,0.3818953484952902,0.3881080217994017,0.4003708997380119,0.40157416731216056,0.40238683895743976,0.4052692091388042,0.409648963023591,0.41143557529848207,0.4127606312684024,0.41669605469379656,0.41769926349879993,0.4182077063457951,0.419563495384205,0.422432689806985,0.4234763940494661,0.4310675912506338,0.4311997418903134],"n_dims_used":45,"mean_confidence":0.8785743713378906},"coverage":{"mean_confidence":0.8785743713378906,"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}}