{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000745},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000664","477:4770003948","499:4990003059","477:4770001949","485:4850000538","470:4700002221","499:4990000758","468:4680005408","499:4990002953","477:4770003729","485:4850002196","468:4680001227","496:4960005945","500:5000004000","470:4700006399","499:4990003412","499:4990001748","477:4770003883","477:4770003943","499:4990003017","499:4990001026","499:4990003157","477:4770000456","499:4990003474","485:4850001241"],"twin_admin_codes":[499,477,499,477,485,470,499,468,499,477,485,468,496,500,470,499,499,477,477,499,499,499,477,499,485],"twin_sims":[0.6734199358484069,0.4964707837523195,0.4338596454197329,0.4291391766450038,0.38579696345920944,0.37935200233678384,0.3745422036365708,0.3624993346162317,0.3618567368341669,0.3557525031083871,0.3515313552691962,0.34751890366402355,0.3457438375176002,0.34454203667790845,0.3421409781548148,0.3395911215403969,0.3358077637931805,0.33575696412422995,0.328456570042242,0.3227915576322368,0.3204601763436016,0.3198099447087746,0.31809817319984796,0.3162916019453618,0.3115304449715019],"twin_dists":[0.11549138245466181,0.15369487979098725,0.16783826217351883,0.16893411058983743,0.17924975896031708,0.18082808188827926,0.18201442935487697,0.18501828844298743,0.1851799700226725,0.18672320268820403,0.18779836201572997,0.18882662624573995,0.18928351134306165,0.18959354820259589,0.19021469108370953,0.19087688072204856,0.19186435102988597,0.19187765071479326,0.193800471253949,0.19530881878244719,0.19593384138521458,0.19610861649714945,0.19656967867128258,0.19705779392189685,0.19835182503105134],"n_dims_used":45,"mean_confidence":0.9231121487087673},"coverage":{"mean_confidence":0.9231121487087673,"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}}