{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005138},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004999","490:4900004593","490:4900005673","490:4900004860","470:4700004681","490:4900004723","490:4900004873","490:4900001607","470:4700003817","470:4700003305","496:4960012130","470:4700003135","490:4900003617","470:4700002790","466:4660003174","470:4700004509","466:4660004800","490:4900001744","490:4900002656","490:4900004722","490:4900004592","470:4700005509","466:4660003472","490:4900005281","470:4700002615"],"twin_admin_codes":[490,490,490,490,470,490,490,490,470,470,496,470,490,470,466,470,466,490,490,490,490,470,466,490,470],"twin_sims":[0.6734391036920102,0.44409493202886885,0.44064204430072834,0.436262403642775,0.4348070806037262,0.43023467377868224,0.4155159259076303,0.414728049461509,0.41061175508194847,0.3979994890482826,0.3920790755635864,0.37306908485375684,0.3652411240537194,0.36264347261115776,0.3602144667063918,0.35957242503253795,0.35683835341288983,0.35139947239682867,0.3497136651354881,0.32214687630280897,0.3139042671292289,0.313012796729721,0.31265814699611527,0.31030019026575606,0.3098367794647966],"twin_dists":[0.11548722538754898,0.1654783362024347,0.16627205510589368,0.1672823097890958,0.16761889728642226,0.16867935878765272,0.1721250384246905,0.17231092657478472,0.17328460780399818,0.17629518612809425,0.177723328802569,0.18237926671708796,0.18433006231989657,0.1849820424076295,0.1855938400259344,0.1857559030565214,0.18644769738584377,0.18783206145976608,0.1882634118838357,0.1954813989865996,0.19770525110057707,0.1979477391613474,0.1980443164276441,0.19868802453878112,0.1988148615522056],"n_dims_used":45,"mean_confidence":0.9168100145128039},"coverage":{"mean_confidence":0.9168100145128039,"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}}