{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850008490},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850008294","485:4850008537","485:4850008252","485:4850008589","500:5000000811","485:4850008203","485:4850008588","485:4850008253","485:4850008241","485:4850008331","485:4850008476","500:5000000688","485:4850008381","500:5000001270","500:5000000687","485:4850008683","485:4850008064","485:4850008065","485:4850008167","485:4850007615","485:4850008585","485:4850008807","485:4850007613","485:4850008290","500:5000001049"],"twin_admin_codes":[485,485,485,485,500,485,485,485,485,485,485,500,485,500,500,485,485,485,485,485,485,485,485,485,500],"twin_sims":[0.5137568312430586,0.5059226448159292,0.48683463922024234,0.4828612895225836,0.48036696175382854,0.4610941789973861,0.44364028623333696,0.41564063692603864,0.37487331465912227,0.369751207281631,0.3633433553517282,0.36060064006350834,0.3593150956454797,0.3376166994801762,0.3269449800622583,0.3166368410590025,0.3152998161288014,0.3032786575345468,0.3030778468003775,0.30100559735956256,0.29672153169732635,0.2948570958698669,0.2925111333261118,0.2903984542091103,0.28942476317124516],"twin_dists":[0.14989172559278624,0.15161103941172754,0.1558310674234452,0.15671560533435921,0.15727204796247965,0.16160404772342452,0.1655827094913276,0.17209562857991226,0.18193252243733996,0.18320359715968212,0.18480614828702774,0.18549643383042747,0.18582089919422065,0.19139146747726016,0.19420152357618045,0.19696439272748326,0.19732643361053537,0.2006216765808827,0.20067735648382073,0.20125319864858698,0.202451055566354,0.20297553909318028,0.20363827192963263,0.20423780575657052,0.20451499279856247],"n_dims_used":45,"mean_confidence":0.9190470377604166},"coverage":{"mean_confidence":0.9190470377604166,"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}}