{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003378},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003887","474:4740003974","474:4740003713","486:4860000228","474:4740003973","474:4740005801","474:4740003377","487:4870008606","474:4740003466","486:4860000269","487:4870011510","486:4860001335","474:4740003888","474:4740003714","474:4740002678","474:4740003798","494:4940003177","474:4740003386","474:4740003630","487:4870010508","474:4740003799","474:4740003379","485:4850006231","487:4870008300","485:4850006234"],"twin_admin_codes":[474,474,474,486,474,474,474,487,474,486,487,486,474,474,474,474,494,474,474,487,474,474,485,487,485],"twin_sims":[0.7757708629163442,0.6758535659214456,0.5394467546589868,0.33788833797567464,0.33564022817614564,0.29052945092332005,0.26257634603982566,0.24569067822936266,0.22141053010710315,0.21426999995536636,0.21336011455375045,0.18436254740033442,0.17287847555489458,0.17197631721214154,0.1606609577686396,0.15015968243551042,0.14691299708362024,0.1448850804186863,0.1410908728679547,0.13816410299115398,0.13658126245072355,0.13636689726098486,0.13456391119802974,0.13431856317562485,0.13424462798622755],"twin_dists":[0.09254832311196409,0.11496332991764922,0.14429648122026364,0.19132057530191424,0.19190821708040035,0.2042005563525225,0.2123925130037982,0.21760716954982595,0.2255285858968461,0.22796715834534564,0.22828180626364736,0.2388314554932499,0.24333130780257728,0.24369372091060068,0.2483598881776493,0.25290908140395546,0.25436273767875534,0.25528279340625115,0.2570301815347001,0.25840213568269155,0.25915317471661087,0.259255388555192,0.2601198921343706,0.26023820325130775,0.2602738879121321],"n_dims_used":44,"mean_confidence":0.9201802340420809},"coverage":{"mean_confidence":0.9201802340420809,"n_dims_used":44,"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}}