{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001807},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010638","490:4900008081","490:4900011552","490:4900011947","490:4900011354","466:4660004473","466:4660004550","490:4900011876","490:4900012149","490:4900008415","490:4900012152","490:4900011132","490:4900003814","466:4660005305","490:4900010554","490:4900003278","490:4900011421","490:4900012207","490:4900012141","490:4900009568","466:4660004723","490:4900003686","490:4900009671","490:4900008608","490:4900001663"],"twin_admin_codes":[490,490,490,490,490,466,466,490,490,490,490,490,490,466,490,490,490,490,490,490,466,490,490,490,490],"twin_sims":[0.22584305994525514,0.19433530182970443,0.1623879868361715,0.1297365811237463,0.10467571507522598,0.08507338903827466,0.07669621209576545,0.06932424572971897,0.06751096488679663,0.04982452883608949,0.048201537105143445,0.044232540296376174,0.03293413841516888,0.029204331742894114,0.028727199119114845,0.027836942150852584,0.0277595175783867,0.02709615276696242,0.026953490703765303,0.02514659893555201,0.02360405861083412,0.02126395792076413,0.021124896720777258,0.020386726852802243,0.018673130579206824],"twin_dists":[0.22404120357344487,0.23508145039349845,0.24763266454116306,0.2624781820903153,0.27592678498560624,0.28832376006437055,0.29432567434257156,0.3000612558967974,0.3015474864206945,0.3180863432452399,0.31983761358966883,0.32433768469371926,0.3393302743464872,0.3452531073055442,0.3460569456866242,0.3475879644989149,0.3477230972144455,0.3488943897799135,0.34914950808690237,0.35248580065326096,0.35550215847095146,0.3604217915731052,0.36072872035525577,0.3623880460113889,0.3664518454025986],"n_dims_used":45,"mean_confidence":0.9146715799967448},"coverage":{"mean_confidence":0.9146715799967448,"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}}