{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001305},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001160","490:4900001580","496:4960008674","490:4900001878","490:4900001309","480:4800004783","490:4900000468","496:4960006641","490:4900003492","490:4900000701","490:4900004448","490:4900000272","494:4940004063","487:4870003961","487:4870003530","496:4960008206","487:4870000478","466:4660006904","490:4900012491","490:4900001280","490:4900001437","487:4870004579","487:4870011185","480:4800005126","487:4870004972"],"twin_admin_codes":[490,490,496,490,490,480,490,496,490,490,490,490,494,487,487,496,487,466,490,490,490,487,487,480,487],"twin_sims":[0.3328028925252644,0.2839297396251589,0.23078332933798826,0.20460107023480936,0.17059840027972517,0.14843302497025979,0.1326331146605792,0.13044665528445795,0.1173925703819096,0.11670202024420026,0.11129229154389389,0.1100052009922672,0.10579543825774514,0.10403195875303597,0.10175432864884201,0.09912131055579253,0.09585865941325605,0.08807816976840525,0.08737703909355117,0.082137657879372,0.0780608528486142,0.0777496488843339,0.0774407630976753,0.07710527358086805,0.07677166136356109],"twin_dists":[0.19265293386100538,0.2060898574536699,0.22240610460033008,0.23135842732595902,0.244249891625188,0.253679247397439,0.2610553760739244,0.26212718749600233,0.26882648932023934,0.26919641290279184,0.2721541670525614,0.2728741564779136,0.2752755783775142,0.2763036378510537,0.2776517232677235,0.2792398621316347,0.2812543179922303,0.2862859452887671,0.28675644130506267,0.2903709311140686,0.29331321810348526,0.29354284621751436,0.2937714959456724,0.2940206716262184,0.29426931982860866],"n_dims_used":45,"mean_confidence":0.9118663363986546},"coverage":{"mean_confidence":0.9118663363986546,"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}}