{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003822},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004239","490:4900004104","490:4900004383","490:4900004522","490:4900002107","490:4900004377","490:4900003549","490:4900003820","490:4900002106","490:4900003826","490:4900003159","490:4900004108","494:4940008946","490:4900003426","490:4900001939","490:4900003687","490:4900004376","490:4900004380","490:4900004099","490:4900004516","490:4900004106","490:4900004518","490:4900002565","490:4900004393","490:4900004532"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5238717951250798,0.37208752773535936,0.29736563490501855,0.2601216375834586,0.25227707783120457,0.2406758162982453,0.23672500078154177,0.23093055290784953,0.2153290034133444,0.2144751967511913,0.19610586806062819,0.18101806876428156,0.17534178829718472,0.16787220611980383,0.16171759411937364,0.16021461479650254,0.15746202732166406,0.15615683751797735,0.15533127070835892,0.15095929653837972,0.1473122130542843,0.14627049822623414,0.14240770507175426,0.12297963741358137,0.11877013470012776],"twin_dists":[0.1476814314143885,0.18262275646510517,0.20227031443004767,0.21313712521849465,0.21554683602344124,0.21919985054154156,0.22046982410096266,0.22235773387048932,0.22760207813942904,0.22789632394522039,0.2344297901325851,0.24012092299477866,0.24234858662386166,0.2453598401987689,0.24791428634291565,0.24854875838374976,0.24972205804956868,0.25028363172103046,0.2506406146105918,0.25255462645728416,0.2541827237159066,0.25465321339299307,0.25641981290086086,0.2658931696798542,0.26809348992725174],"n_dims_used":45,"mean_confidence":0.9245580037434896},"coverage":{"mean_confidence":0.9245580037434896,"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}}