{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003032},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003033","489:4890002864","489:4890003114","489:4890002863","489:4890003113","489:4890003346","489:4890003115","489:4890002787","489:4890002873","489:4890002376","489:4890003030","489:4890002459","489:4890003270","489:4890003191","489:4890003540","489:4890002375","489:4890002379","489:4890002295","489:4890003035","489:4890002049","489:4890002700","477:4770000036","489:4890003193","489:4890002954","489:4890002133"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489],"twin_sims":[0.9135929499826493,0.8757538383082477,0.8276108756876658,0.8233569311677159,0.8097502654039117,0.7833344539742788,0.7758538577087791,0.708075070926246,0.7044412907572726,0.6957715839487466,0.6792635710795929,0.6508480471454035,0.6438046522516356,0.6221495987367986,0.5737552123895069,0.5513261192816322,0.5506948271954671,0.5412842902171171,0.533914061769759,0.5083556809084383,0.5060208151900218,0.4882678781997964,0.48791960584430805,0.48751007135205465,0.4708611754569952],"twin_dists":[0.055214273478825515,0.06689991894486853,0.07989385966835293,0.08097452485464661,0.08437432646482575,0.09076276104211405,0.09252882381106911,0.10791392341355703,0.10871515314534384,0.11061980551172927,0.11422253333034538,0.12036766902168418,0.12188288987125914,0.12652930895898618,0.13689934519465916,0.14172737846057618,0.14186366586322915,0.14389842911963655,0.1454965727900596,0.1510763450527174,0.1515894519300403,0.1555125476736206,0.15558992077639103,0.15568092546819326,0.1594012362726132],"n_dims_used":45,"mean_confidence":0.9197701348198785},"coverage":{"mean_confidence":0.9197701348198785,"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}}