{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003350},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004045","490:4900002936","494:4940008020","490:4900003487","490:4900001726","490:4900003224","490:4900002932","494:4940007809","490:4900003057","490:4900001440","490:4900001457","490:4900001180","490:4900000926","490:4900003740","490:4900001041","490:4900003080","496:4960011369","494:4940008024","494:4940007818","490:4900000680","494:4940007503","490:4900001179","494:4940007802","490:4900003901","490:4900000899"],"twin_admin_codes":[490,490,494,490,490,490,490,494,490,490,490,490,490,490,490,490,496,494,494,490,494,490,494,490,490],"twin_sims":[0.6383027539227137,0.5550701286235347,0.5316731283312728,0.5085846596306064,0.5027743779022681,0.5012446692835753,0.46378438672571104,0.4525815911707841,0.4510725015838257,0.4252278944268737,0.4044781342659102,0.4010816642338547,0.3951757499092658,0.39304057627646577,0.38753575368271426,0.3839515644126507,0.3707797028057494,0.36745167041473303,0.3635709272774893,0.36342995235127773,0.36227019314743225,0.36008270610177984,0.3598018467407069,0.3497952754783846,0.34351917060729587],"twin_dists":[0.12306491023299956,0.14091960194910874,0.14598336052626315,0.15102605834971194,0.15230393500776895,0.15264103078578337,0.16099570828139098,0.163537428405132,0.1638815540476896,0.1698458435698117,0.17474346580588684,0.17555555053107674,0.1769751061435289,0.1774907171145752,0.17882610216575712,0.17970038450735432,0.18294767574385737,0.18377707844660168,0.18474899200995554,0.18478439671201358,0.18507592515133212,0.1856270867689598,0.18569797587367468,0.1882425050718942,0.18985787641297855],"n_dims_used":45,"mean_confidence":0.9125061882866754},"coverage":{"mean_confidence":0.9125061882866754,"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}}