{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001730},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002153","500:5000001729","500:5000002042","500:5000001040","500:5000002039","500:5000001035","500:5000001039","500:5000002279","500:5000001818","500:5000001368","500:5000001923","500:5000001813","500:5000001816","500:5000001468","500:5000000722","500:5000001812","500:5000001911","500:5000001466","500:5000001910","500:5000000858","500:5000002282","500:5000001724","500:5000001821","500:5000000845","500:5000001316"],"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":[0.8109252209080515,0.7909244263454891,0.7444115029241846,0.7273888543907866,0.6782952229778975,0.662571869738802,0.6351093541545034,0.6155774016407016,0.5992551737872159,0.5971938673230354,0.5787512896089724,0.5661604455673815,0.5598681058384227,0.5580747965487535,0.5423189988559539,0.5394133068777195,0.5302449714710314,0.526262730786219,0.5226415171369057,0.5196988230502378,0.5145237316357009,0.5112133716343373,0.5096821321732902,0.5058424240954456,0.5056903692409715],"twin_dists":[0.08408396383051654,0.08895271503334581,0.09978575610915533,0.10362227362208622,0.1144330075391061,0.11783935922440937,0.12375043122380194,0.12793719291510391,0.1314324385416253,0.13187390239991012,0.1358269145744451,0.1385314324251054,0.13988562095611642,0.14027193570587934,0.14367439832022078,0.14430372913772008,0.14629381500591784,0.1471604259864061,0.14794972863439945,0.14859205907868392,0.14972377914839263,0.150449177874347,0.15078512073153844,0.15162868062597193,0.15166212081864924],"n_dims_used":45,"mean_confidence":0.9226031833224826},"coverage":{"mean_confidence":0.9226031833224826,"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}}