{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000478},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720001037","470:4700000956","472:4720002887","488:4880002723","466:4660005845","479:4790000290","470:4700008586","472:4720002100","493:4930005791","472:4720000232","470:4700006599","488:4880003099","470:4700001152","470:4700007418","479:4790003149","470:4700008315","481:4810001213","470:4700001307","472:4720001046","489:4890000831","470:4700008518","488:4880006431","481:4810002062","488:4880005374","489:4890000543"],"twin_admin_codes":[472,470,472,488,466,479,470,472,493,472,470,488,470,470,479,470,481,470,472,489,470,488,481,488,489],"twin_sims":[0.2621459925654512,0.23673373212427634,0.23400992236385904,0.21877502094610515,0.18246428677065366,0.18109136551666616,0.17959192046547853,0.1704848578696237,0.15968922036290278,0.1562092687329187,0.1552958022530643,0.1545670672973332,0.15144899439100248,0.1511583037639757,0.1505674215434577,0.14820722664889927,0.1481227349146596,0.1441631959302551,0.13765234683036567,0.13703866465448694,0.13445375652190986,0.1326153349790305,0.13147854581703536,0.1304613492836773,0.13020358040253566],"twin_dists":[0.2125227400589451,0.22046700227505642,0.22135061466882658,0.22642240632502716,0.2395612855109668,0.24009248373414413,0.2406759003890343,0.2442958643410189,0.2487715700276689,0.2502610066010306,0.25065598255918886,0.25097230247117924,0.2523382333914245,0.2524666247877483,0.2527281646908859,0.25378045120179304,0.25381835002869063,0.255612611074021,0.25864425062344926,0.258935476666721,0.26017299059827476,0.2610640378901706,0.2616196772247617,0.2621199393950409,0.26224717839798656],"n_dims_used":45,"mean_confidence":0.9147535536024306},"coverage":{"mean_confidence":0.9147535536024306,"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}}