{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005578},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005577","490:4900005571","490:4900004626","490:4900006936","490:4900005707","490:4900005706","490:4900005442","490:4900004775","490:4900005173","490:4900005038","490:4900005832","490:4900005312","490:4900004631","490:4900006330","490:4900004632","490:4900005840","490:4900005054","490:4900005959","490:4900005573","490:4900005835","490:4900005705","490:4900004915","490:4900004771","490:4900005580","490:4900005056"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5445554305050577,0.4180508313404704,0.409684941222106,0.306519194118963,0.26870152373852557,0.2248869357599255,0.1952310707712246,0.18311499781361185,0.1696354421811851,0.15438321072629074,0.15325791243148207,0.15281331957821362,0.15211628933930713,0.13299552435865464,0.12655458865578342,0.11863514654732822,0.11272828232427758,0.11046585778010047,0.09440590339930477,0.09109881676915756,0.08998081170763599,0.08428268304818383,0.0840934005617531,0.08050446783285843,0.07956442197725003],"twin_dists":[0.14319044080917093,0.17152798908321873,0.17350442621778528,0.19972609449958845,0.21055326965189822,0.22436038604578656,0.2347512483558531,0.23931050401584014,0.24464048712266587,0.25105228098251153,0.2515433179756807,0.25173804987602955,0.25204418813720475,0.26087900922424384,0.26406913782839614,0.2681650282584718,0.27135843333418486,0.272615723754259,0.2821686761223664,0.28429228397110223,0.28502398519643996,0.2888695227352561,0.28900077521655776,0.2915352528138116,0.2922140318508313],"n_dims_used":45,"mean_confidence":0.9191690233018663},"coverage":{"mean_confidence":0.9191690233018663,"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}}