{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002281","500:5000001923","500:5000001040","500:5000002153","500:5000001730","500:5000000722","500:5000001821","500:5000001818","500:5000002031","500:5000001915","500:5000001911","500:5000001264","500:5000001816","500:5000001925","500:5000001910","500:5000001468","500:5000001211","500:5000001717","500:5000001723","500:5000002282","500:5000001720","500:5000001156","500:5000002390","500:5000001315","500:5000002389"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.7692177659105845,0.7364080261607019,0.7090578816642379,0.6965079973667232,0.6351093541545034,0.5783869209367989,0.5743459915733851,0.5576761779705917,0.5422903733160107,0.5338908027536055,0.5068692143174494,0.5061541886697195,0.4992561785563015,0.48140035381459734,0.47994293729232174,0.47953294912515343,0.47359267800215626,0.4715572225253142,0.4706751422253752,0.4686733674947464,0.46569152949303033,0.46134789722338776,0.4606433162435644,0.44579920128571005,0.4439268762203826],"twin_dists":[0.09408170411360117,0.10159654230183769,0.10769690505169228,0.11045838561665969,0.12375043122380194,0.13590509943848955,0.13677248579955667,0.1403578299830492,0.14368059514576115,0.14550162308605305,0.1514029368361867,0.15156012513571215,0.1530796519101409,0.15704140511694498,0.1573667316075075,0.15745830634948763,0.1587879767386652,0.15924485165794242,0.15944304649802232,0.15989329103588054,0.16056519146315756,0.16154662084665553,0.16170612414917668,0.1650874501459112,0.1655169120809834],"n_dims_used":45,"mean_confidence":0.9216321309407552},"coverage":{"mean_confidence":0.9216321309407552,"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}}