{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001060},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001059","480:4800004039","467:4670003560","496:4960008366","487:4870010457","494:4940008118","487:4870000477","490:4900001188","466:4660014135","490:4900000573","496:4960006880","494:4940007803","480:4800004117","468:4680001513","494:4940008019","490:4900002929","466:4660013662","480:4800004785","496:4960001541","490:4900000790","496:4960007786","487:4870010326","488:4880000825","494:4940000893","466:4660006046"],"twin_admin_codes":[496,480,467,496,487,494,487,490,466,490,496,494,480,468,494,490,466,480,496,490,496,487,488,494,466],"twin_sims":[0.5439229714565396,0.23938253191322423,0.20024957511317346,0.1926889768164156,0.1905803118245301,0.18668347878706412,0.18635637512622474,0.1824989871919434,0.1728007554305089,0.16894302088847246,0.16853598644772994,0.16661415852379186,0.16339785200576873,0.16238307345650996,0.16172275524556637,0.1587032749904765,0.1558834459082016,0.14425622924229145,0.14200841877244774,0.13981672301012735,0.13976312631445775,0.1369402445978898,0.13316937964889672,0.13156118500506192,0.12999509066206996],"twin_dists":[0.14332726688101097,0.2196140679502948,0.23292045650458407,0.23569109472842834,0.23647726885701978,0.23794627486136816,0.23807055898542273,0.2395478961831496,0.243362476029087,0.24492233251988269,0.24508840080317873,0.24587642065111967,0.24721002209682003,0.24763472550774857,0.24791211500049956,0.2491911379546438,0.2504016957089636,0.25557003696473324,0.2566044420489271,0.25762481793837244,0.2576499195142428,0.25898227316807576,0.26079453075091946,0.2615791631789319,0.2623502315427159],"n_dims_used":45,"mean_confidence":0.9235448201497396},"coverage":{"mean_confidence":0.9235448201497396,"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}}