{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002870},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002957","489:4890002777","489:4890001874","489:4890002453","489:4890003108","489:4890002524","489:4890002778","489:4890002614","489:4890001958","489:4890002525","489:4890002871","489:4890002284","489:4890001789","489:4890003037","489:4890002361","489:4890001701","489:4890002692","489:4890002867","477:4770001122","489:4890002278","489:4890001957","489:4890002953","489:4890002779","489:4890002040","489:4890001693"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,489,489],"twin_sims":[0.7230199940255332,0.6475951376843289,0.5921991420847985,0.5601751849122425,0.5577351165159498,0.541786320457908,0.5335941549610346,0.46217380967181726,0.4464362372400702,0.42908773860692473,0.4275332972843522,0.41710750270585345,0.4155919641991586,0.41307545799220446,0.4102493721562948,0.4088375721621334,0.4053271652748797,0.39816477767000913,0.3918925539042633,0.3900086516499375,0.3858222279268664,0.3842699031934954,0.3789762970266128,0.3777491980819566,0.3730839162770049],"twin_dists":[0.10459830341622561,0.12106776343199631,0.13294381774180397,0.13981948727305957,0.14034512935878793,0.1437897217851244,0.14556603898831627,0.1613597601014853,0.1649414880096251,0.16894607874525647,0.1693080304919331,0.17174999069161093,0.17210710632241957,0.17270132852916098,0.17337053054186233,0.17370559359909488,0.17454094409914483,0.1762554554061155,0.17776848392378813,0.17822512272212385,0.17924359678991264,0.17962257622136765,0.18092048593026253,0.18122259870120463,0.1823755899887791],"n_dims_used":45,"mean_confidence":0.9196282280815973},"coverage":{"mean_confidence":0.9196282280815973,"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}}