{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002251},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002713","490:4900001127","494:4940008962","490:4900002552","490:4900003406","490:4900002114","490:4900002863","490:4900002253","494:4940008977","490:4900002553","490:4900001531","490:4900002403","490:4900002862","494:4940008080","490:4900010350","494:4940008979","490:4900002108","494:4940008546","490:4900002554","490:4900010379","490:4900002107","494:4940006895","490:4900001651","490:4900003275","494:4940008274"],"twin_admin_codes":[490,490,494,490,490,490,490,490,494,490,490,490,490,494,490,494,490,494,490,490,490,494,490,490,494],"twin_sims":[0.2954201844335789,0.25477823208145967,0.2333336489915182,0.1644820239761847,0.16295961474454332,0.14538252454932898,0.13159530151579873,0.12380603156410457,0.12353570841228376,0.12138820464252816,0.11580003886826853,0.11284481022053648,0.09893256512661258,0.08183535607162,0.08021733583017714,0.07881839038629032,0.07386260620554917,0.06468532874402103,0.06132746442473778,0.05742453260503582,0.056747898307092266,0.05344286537732037,0.050970944092997135,0.04903080875343669,0.044924527908314915],"twin_dists":[0.2028169313190608,0.21477343535696464,0.22157104283369125,0.2467583809417752,0.24739319733001722,0.2550562272304188,0.26156244307577775,0.2654679759902852,0.2656068234675954,0.26671815774915536,0.26968213709232003,0.27129420474007704,0.27935496973178375,0.2905850393243204,0.291741904988142,0.2927573140433565,0.2964752417000724,0.3039296580029939,0.3068737917252817,0.3104670559971771,0.31111035119235425,0.31434681676955156,0.316877755542489,0.31893675466200333,0.3235293838349881],"n_dims_used":45,"mean_confidence":0.9209966871473524},"coverage":{"mean_confidence":0.9209966871473524,"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}}