{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001270},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003173","490:4900003307","490:4900003176","490:4900003175","490:4900002122","490:4900004415","490:4900002883","490:4900000896","490:4900001820","490:4900004280","494:4940008408","490:4900003297","490:4900004129","490:4900001687","490:4900004268","490:4900006627","494:4940008407","490:4900003303","490:4900007729","490:4900003736","490:4900003438","490:4900001140","494:4940008869","466:4660003883","490:4900005773"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,494,490,490,490,490,490,494,466,490],"twin_sims":[0.33011466575732545,0.3282077722255398,0.31575256840027394,0.2971566305219863,0.2758337491027811,0.25691211644127043,0.2536719305414717,0.24397443081635248,0.2415451127494931,0.23455917971794654,0.22722987619726454,0.2184870171657761,0.21413403632985298,0.21288062018819467,0.20517732310334996,0.20130987573297388,0.197808274631928,0.1965198640980132,0.1841601482191004,0.1808043261983001,0.1805953430614281,0.17999293676042455,0.1791991193040377,0.17893805860510723,0.17696732827522252],"twin_dists":[0.19336171582278935,0.19386641173829147,0.19720373977010378,0.20232893768060134,0.20844405728710652,0.21411740023659856,0.21511492521399755,0.21814985203374024,0.2189222407031311,0.2211718940128492,0.22357983357262332,0.2265205179977877,0.22801411853805775,0.2284479856237176,0.23115328783326775,0.23253771355556668,0.23380705047982703,0.2342780071470179,0.23890901949408067,0.2402039020098709,0.2402851004662242,0.240519532709142,0.24082930486988136,0.2409313914097342,0.24170546860754394],"n_dims_used":45,"mean_confidence":0.9204864501953125},"coverage":{"mean_confidence":0.9204864501953125,"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}}