{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000874},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000751","480:4800000798","480:4800000683","480:4800000840","480:4800001135","480:4800000646","480:4800000532","480:4800001191","480:4800000970","480:4800000447","480:4800001089","480:4800000891","480:4800000434","480:4800001086","480:4800000654","480:4800000542","480:4800000397","480:4800000536","480:4800000345","480:4800000676","480:4800001083","480:4800000622","480:4800000723","480:4800000335","480:4800000395"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6999807617240198,0.5876253876644216,0.4967868115293458,0.48331924756998657,0.4627898574190598,0.45224176810864997,0.42612852744241814,0.4232041183361066,0.4217521147896978,0.41655569248901975,0.41294301200507666,0.41064583203981364,0.4028790877832429,0.40049864337561086,0.39419618414900276,0.39201586728753807,0.39156279799751553,0.389638828235707,0.36732095375652857,0.36423631773698,0.35963028301728533,0.3584072837506399,0.3563985076084678,0.35169210347019875,0.35147759479825563],"twin_dists":[0.10969627402336345,0.13392391508954365,0.15362502754636415,0.15661354092398105,0.16122045734268245,0.16361488292320417,0.1696355973210445,0.1703189562090045,0.1706589846860804,0.17187995253276747,0.17273264636068053,0.1732765297036104,0.17512540857953557,0.17569526052620507,0.17721149537761724,0.1777386298037143,0.1778483392233599,0.17831488535248588,0.18380973164582456,0.18458197824254857,0.18574129258831737,0.18605038437881785,0.18655924428402548,0.18775729566106222,0.18781209839319335],"n_dims_used":43,"mean_confidence":0.913429526395576},"coverage":{"mean_confidence":0.913429526395576,"n_dims_used":43,"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}}