{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009861},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010340","490:4900009631","490:4900011840","490:4900009442","490:4900009962","490:4900008568","490:4900009846","490:4900010163","490:4900010596","490:4900011909","490:4900012045","490:4900010926","490:4900010503","490:4900009954","490:4900010939","490:4900011908","490:4900007904","490:4900009644","490:4900009335","490:4900009732","490:4900008234","490:4900011521","490:4900009741","490:4900011098","490:4900010604"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.08696202328416447,0.012147887724585468,0.009909554394120655,0.008386067042176783,0.0061400253718890095,0.004676189528354185,0.004437957301212235,0.004423496156537113,0.003848624635947261,0.002998076480994858,0.0016653893043382978,0.0010445137612080087,0.000898035149311214,0.000711135788393026,0.0006194184091869274,0.0005827951566328553,0.0005615658428863591,0.0005518283868886317,0.0005293578293289785,0.0004982328193228166,0.0004726156600971877,0.00043968031971699487,0.0003408168265427593,0.00033445504532640777,0.000328287701213575],"twin_dists":[0.2870363544847094,0.3857337854170488,0.3945387660150998,0.40161188467619113,0.4144981000336747,0.42543645774743905,0.42750456049087215,0.42763331713110836,0.43308962477955726,0.4427095095300944,0.4645694596595413,0.48120920763897784,0.486476661029193,0.49450117083006856,0.4991889276088878,0.5012440106992515,0.5024911394334448,0.5030779573708215,0.5044698889718972,0.5064919541106823,0.5082467789780101,0.5106384288651555,0.5189835666028293,0.5195956082743584,0.5201994535426431],"n_dims_used":45,"mean_confidence":0.8901027255588108},"coverage":{"mean_confidence":0.8901027255588108,"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}}