{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002023},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002021","489:4890003259","489:4890001917","489:4890002180","489:4890002664","489:4890003260","489:4890002505","489:4890002104","489:4890001758","489:4890003600","489:4890003083","489:4890001928","489:4890002265","489:4890001748","489:4890001935","489:4890002185","489:4890002186","489:4890001920","489:4890001681","489:4890001672","489:4890002004","489:4890002916","489:4890001919","489:4890001680","489:4890003079"],"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":[0.873626072878347,0.8511637353179653,0.8267944389816101,0.8175112565141044,0.7791154636351708,0.7757685284815341,0.7740448517558083,0.7607604107058538,0.7605123279989775,0.760301624156318,0.7576316765578145,0.7566659272656023,0.7550897297966166,0.7544168109284578,0.7491014718554602,0.7465889075875819,0.739242348450917,0.7338825213104032,0.7324142992489894,0.7186553710437933,0.7177898539265111,0.7090900638694458,0.6869552728752587,0.6739715965212983,0.6635763539987278],"twin_dists":[0.06751045976610538,0.07373183293375286,0.08010196330971887,0.0824453652612262,0.0917609022553266,0.09254887154902074,0.09295338696077221,0.09604335661457727,0.09610061911710752,0.09614924169941637,0.09676441179362245,0.09698649573707735,0.09734847684163607,0.09750283588662312,0.098718421910433,0.09929081991388634,0.10095675641282793,0.10216530392569238,0.10249540216903245,0.10557020129387996,0.10576256692674812,0.10768979646837742,0.1125474793194031,0.11537172730961125,0.11762231981551172],"n_dims_used":45,"mean_confidence":0.9177913241916232},"coverage":{"mean_confidence":0.9177913241916232,"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}}