{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003540},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003033","489:4890003604","489:4890003115","489:4890003113","489:4890003191","489:4890003114","489:4890003346","489:4890003032","489:4890003193","477:4770003647","499:4990000912","499:4990000997","477:4770003985","489:4890002864","489:4890002379","499:4990002150","489:4890002863","489:4890003270","489:4890002873","477:4770000036","468:4680000426","499:4990004240","489:4890003035","489:4890003030","489:4890002376"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,477,499,499,477,489,489,499,489,489,489,477,468,499,489,489,489],"twin_sims":[0.7264901148917667,0.7238280095793814,0.7178241763565257,0.7037928933593126,0.6804880910711552,0.672382415028353,0.6364387906577557,0.5737552123895069,0.5632038799213954,0.5553878233800166,0.5274406929223984,0.5047339897072386,0.4961289599321918,0.49397321639815417,0.4926930884165918,0.4892827135179908,0.46240672606301314,0.4616194434230369,0.45898155406831354,0.44016344546291997,0.4195084136103339,0.4176588216807911,0.41281771999129374,0.40672455248783973,0.39998360234511027],"twin_dists":[0.10382332594108855,0.1044180330633986,0.10575494084077415,0.10885793365306196,0.11395625316600203,0.11571635056067592,0.12346508843518411,0.13689934519465916,0.13916747759917786,0.14085109733975726,0.14690393127424314,0.1518725112722903,0.15377044810222,0.15424737256933077,0.15453086687123446,0.1552871841967277,0.16130708460269857,0.16148517113846003,0.16208265842756497,0.1663822613470694,0.1711853833616081,0.1716202180474765,0.1727622766014158,0.1742080330225301,0.175818757188245],"n_dims_used":45,"mean_confidence":0.9198527018229167},"coverage":{"mean_confidence":0.9198527018229167,"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}}