{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003707},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004683","489:4890003703","489:4890003768","489:4890003907","489:4890003771","489:4890003844","489:4890004075","489:4890003708","489:4890004134","489:4890003660","489:4890004190","489:4890003644","489:4890003964","489:4890004558","489:4890004600","489:4890004642","489:4890004412","489:4890004136","489:4890003846","489:4890004630","489:4890003638","489:4890004013","489:4890004363","489:4890004511","489:4890004189"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8916419568179806,0.8797126836277233,0.8711632661699593,0.8462360199996967,0.8367606522973513,0.8182486990252545,0.8178421653847692,0.7972422705886979,0.7888436086507399,0.7869983622016372,0.7863652148890526,0.7850236158808775,0.7654925369914685,0.7536655265714578,0.7458745550514264,0.742663835208506,0.7387976196457099,0.7331457353665795,0.7150178648692012,0.7131245016593988,0.6975211020809563,0.6943330645859404,0.6767055425149548,0.6748544186944125,0.6430016956772128],"twin_dists":[0.062201777510312244,0.06575290712100464,0.06821214624980419,0.07504834638452135,0.07753783352355956,0.08226069084179917,0.08236252785967485,0.08743103185207615,0.0894508478133024,0.08989136926603808,0.09004226294102666,0.09036156455099438,0.09494807701948264,0.09767504511210442,0.09945330828809368,0.10018228349503015,0.10105724929405382,0.10233100491436554,0.10637786898459041,0.10679746698802857,0.11023620889166935,0.11093493932132735,0.11477834370083423,0.11518018870971401,0.12205547624074463],"n_dims_used":45,"mean_confidence":0.9197640313042534},"coverage":{"mean_confidence":0.9197640313042534,"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}}