{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001336},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001562","477:4770001277","477:4770000911","477:4770001505","489:4890004102","477:4770000850","477:4770001448","477:4770001446","477:4770001154","477:4770000847","477:4770001039","477:4770000849","477:4770001503","477:4770001388","477:4770001153","477:4770001032","477:4770000789","478:4780003957","477:4770000848","477:4770001452","477:4770000732","489:4890003193","477:4770001274","477:4770001273","489:4890003189"],"twin_admin_codes":[477,477,477,477,489,477,477,477,477,477,477,477,477,477,477,477,477,478,477,477,477,489,477,477,489],"twin_sims":[0.7160955725648415,0.6391704215723577,0.5650890788623943,0.533000941756142,0.5132165298161084,0.47047092046705846,0.443840801369908,0.44019426320860333,0.4288068692021871,0.41866756361422225,0.4030886876552745,0.3890011688355816,0.37688861068314733,0.37346124458976415,0.3572454839843688,0.3196454839873015,0.28456499199365587,0.27880246397129854,0.27234379498336564,0.26670729098276535,0.2634789153071887,0.2629583269062864,0.2589827245411696,0.25375886881932597,0.25371210392266536],"twin_dists":[0.10613878983031856,0.12287858398993816,0.13876186728203074,0.1456948748443967,0.15001008576023153,0.1594889509258979,0.16553667205362108,0.16637516358193397,0.1690114393531489,0.17138296378605863,0.17507530554833686,0.17846975050124594,0.1814347607980408,0.18228207404010727,0.18634451028367122,0.19615285332269902,0.20590686467481772,0.20757598109173675,0.20947189153073736,0.2111491977710285,0.21211982441378313,0.21227703563640518,0.21348410311239557,0.21508805516352514,0.21510250808285747],"n_dims_used":45,"mean_confidence":0.9211936102973091},"coverage":{"mean_confidence":0.9211936102973091,"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}}