{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002425},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003523","489:4890002500","489:4890003076","489:4890002484","489:4890002260","489:4890002746","489:4890003389","489:4890003514","489:4890002144","489:4890003377","489:4890002558","489:4890002993","489:4890003452","489:4890003172","489:4890003381","489:4890002826","489:4890003247","489:4890003522","489:4890002648","489:4890003246","489:4890002317","489:4890003317","489:4890003570","489:4890002978","489:4890002973"],"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":[0.7652746011292465,0.7577851534760921,0.7505972398155847,0.7466659769658188,0.7388977918671141,0.7330215728392312,0.7264765168058479,0.7205509064226139,0.7045773402414927,0.7034266600844252,0.6988826389635062,0.696689116235149,0.6958067936697188,0.6932989421557336,0.6893139969402806,0.6871638617087703,0.6810139180921984,0.6649595226498686,0.66275426366152,0.661070868044722,0.6576278902771756,0.6485338376944649,0.639042591195462,0.6364817514819768,0.6353591693226596],"twin_dists":[0.09499864731001276,0.0967290973597696,0.098376999912873,0.09927328293184084,0.10103461738293765,0.10235891866749654,0.1038263668158291,0.10514849146694116,0.10868518722441495,0.10893855550279818,0.10993742242488325,0.11041867485634377,0.11061208910952518,0.11116133292070357,0.11203259387467207,0.11250197041295952,0.11384186471293757,0.11732333972792763,0.11779995456854166,0.1181635501945046,0.1189066042500055,0.12086579185569205,0.12290603661100367,0.12345586652165583,0.12369681700836743],"n_dims_used":45,"mean_confidence":0.9148308648003473},"coverage":{"mean_confidence":0.9148308648003473,"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}}