{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004013},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004580","490:4900003880","490:4900003610","490:4900003204","490:4900004009","490:4900002604","490:4900004022","490:4900004158","496:4960007775","490:4900003464","490:4900003739","490:4900003607","490:4900001338","490:4900003083","490:4900003741","490:4900002452","490:4900004152","490:4900004294","490:4900003746","490:4900001875","490:4900003193","490:4900001595","490:4900002321","490:4900002461","487:4870011570"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487],"twin_sims":[0.6764289007343467,0.5781840716015678,0.5778799469366358,0.5462068506847634,0.5456950899080396,0.5368240974679935,0.5224569493100234,0.5115579337870424,0.488432358377293,0.4813563655328232,0.461543750134925,0.44576781885187083,0.4338406971876903,0.4290686671104892,0.4210112216399745,0.41585891961823,0.4097300263839508,0.4093597421488346,0.4024691481322804,0.395473827943229,0.39531637911351697,0.37750207942327496,0.3666794052262175,0.3634998710076629,0.3575687667377208],"twin_dists":[0.11483841692290722,0.13594862793724252,0.13601389114221318,0.14283330499745395,0.14294395805067872,0.14486505649029743,0.1479899913643219,0.15037361891073459,0.15547601213219298,0.15705121966679025,0.16150229891153542,0.16509464276058136,0.1678426513188465,0.16895051628433555,0.17083267581530162,0.17204416143418258,0.17349372802894195,0.17358160755016394,0.17522343502343168,0.1769032275351567,0.17694119166879055,0.18128349718142173,0.18397007580890617,0.18476683634387123,0.1862626174518831],"n_dims_used":45,"mean_confidence":0.9177291870117188},"coverage":{"mean_confidence":0.9177291870117188,"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}}