{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002762},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002763","490:4900002161","490:4900003202","490:4900002614","490:4900003475","490:4900002459","490:4900003227","490:4900001573","490:4900004437","490:4900002469","490:4900002793","490:4900002483","490:4900003325","490:4900002318","490:4900002617","490:4900002464","490:4900002458","490:4900002907","490:4900003458","490:4900002612","490:4900003073","490:4900002461","490:4900001598","487:4870002658","490:4900003076"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490],"twin_sims":[0.8570483132295282,0.7940945977413819,0.7847556618613399,0.7524731499385714,0.7125565306485014,0.695741139445327,0.6947347436327352,0.6528870195553297,0.6513303816587122,0.6421524758735057,0.6064208249754672,0.605892924869828,0.6039789719564714,0.5934555174377476,0.5891736737293162,0.5528529352381844,0.5336277427968099,0.5083193614904161,0.5077464532910575,0.5045777825708695,0.5006852636893696,0.5001789797382182,0.4830983364412174,0.4830481919431253,0.4744773703923045],"twin_dists":[0.07213846501761885,0.08819093261799732,0.09042526794575297,0.09794809125896,0.10692323347095817,0.11062647747141538,0.11084696877051245,0.11992854913659957,0.12026381266094335,0.12223797537314006,0.1298980058660693,0.13001104349215953,0.1304208753316026,0.1326746575914295,0.1335920916560348,0.14139786242273203,0.1455587451556171,0.15108432181173145,0.1512101681826944,0.15190688486325604,0.15276437547689092,0.15287604018260634,0.15666277127187275,0.1566739470220358,0.1585896033416747],"n_dims_used":45,"mean_confidence":0.9172941419813369},"coverage":{"mean_confidence":0.9172941419813369,"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}}