{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011429},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011559","490:4900011753","490:4900010391","490:4900009722","490:4900010479","490:4900008771","490:4900011560","490:4900011430","490:4900010124","490:4900008772","491:4910004908","490:4900011066","491:4910005936","490:4900011495","490:4900008436","490:4900010218","490:4900012021","490:4900011067","490:4900010125","490:4900011223","490:4900010908","490:4900008657","490:4900011290","490:4900010394","490:4900008774"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,490,491,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.36324354160162575,0.31035903071009185,0.28883466539817493,0.2699169751535222,0.2327594230200264,0.1983050121921159,0.19738299806396145,0.17225308869353542,0.16908010610714794,0.15080174486082842,0.1348225106984517,0.13408225001289667,0.12450715552055722,0.12447638866146964,0.11854159177343597,0.11670482970210233,0.11270256675754729,0.10650153659079478,0.09679372469881163,0.09663621432373828,0.09469338582971334,0.0938607685883677,0.08653219733477722,0.0863978346730184,0.08124905047495741],"twin_dists":[0.18483122292229054,0.19867192748770732,0.20468325064521578,0.21019140502553102,0.22175853856128971,0.23362604319899294,0.23396226781682855,0.2435823924956965,0.2448664670993923,0.25262435688199303,0.2599953660872969,0.2603523111296849,0.2651089255025109,0.2651246491384455,0.268214645116107,0.26919490449569305,0.2713726142987532,0.274867677281408,0.28067154472852784,0.28076940111347554,0.2819868607605167,0.2825146429098514,0.28732737873645753,0.28741858822394156,0.2910021068326315],"n_dims_used":44,"mean_confidence":0.8839600302956321},"coverage":{"mean_confidence":0.8839600302956321,"n_dims_used":44,"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}}