{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002571},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002869","490:4900001962","490:4900001957","490:4900004114","490:4900002421","490:4900003820","490:4900004395","490:4900003973","490:4900008512","490:4900001810","490:4900004253","490:4900007853","490:4900002270","490:4900001395","490:4900002107","490:4900009402","490:4900001397","490:4900002422","490:4900004530","490:4900002402","490:4900004520","490:4900004242","490:4900003428","490:4900009288","490:4900009590"],"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":[0.6205346643821168,0.32941010335865906,0.3224688422022067,0.27166414638084896,0.2704393640002768,0.2650981856415534,0.2456902441284373,0.24454586118352248,0.21824300974129138,0.21418192598650865,0.20609165818041378,0.20276271537548574,0.2025376332530269,0.20026164935228807,0.19781640066805073,0.19773233854641073,0.19694110616928565,0.19577522575395653,0.19549817699961297,0.1884819425842507,0.18763531119310733,0.1727313674638009,0.17270247198139213,0.1681033662699148,0.16623195346848105],"twin_dists":[0.12687531801240276,0.19354800454313084,0.19539518513443022,0.20967299655665794,0.21003618887889547,0.21163206190864517,0.21760730650447258,0.21796889151291715,0.22660370978100997,0.22799757573235963,0.23082860234871666,0.2320155189781607,0.2320962516210186,0.23291609014793477,0.23380408688918455,0.23383474867616263,0.23412379471956923,0.23455117280171228,0.23465299014810395,0.23726565821059883,0.23758549029980008,0.24339031126941651,0.24340190515816762,0.24526522448149124,0.24603391858551427],"n_dims_used":45,"mean_confidence":0.9124755859375},"coverage":{"mean_confidence":0.9124755859375,"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}}