{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004127},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003594","499:4990004180","499:4990004096","499:4990004126","499:4990004047","499:4990003822","499:4990003598","499:4990004250","499:4990003998","499:4990004025","499:4990003969","500:5000011326","467:4670000924","467:4670001469","499:4990004215","499:4990004041","499:4990004179","467:4670000926","499:4990003492","499:4990003295","468:4680000100","467:4670000895","499:4990004005","499:4990004190","499:4990003741"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,500,467,467,499,499,499,467,499,499,468,467,499,499,499],"twin_sims":[0.8358932925942875,0.7852873037838278,0.7834553724547044,0.7255834316299422,0.7099154567294826,0.6887282541446552,0.6809067426473214,0.668919101082164,0.658349867428078,0.6454426901342545,0.6439651505137753,0.6435833906017576,0.6363815492068998,0.6340674868095281,0.6319539827907478,0.6209988200611074,0.6190480526344627,0.6188505215993165,0.6184829673329568,0.6103318279455903,0.5936014809232447,0.5898612568767153,0.582064254280702,0.580923017439692,0.5800363310438823],"twin_dists":[0.07776311565920266,0.0902988527556321,0.0907340717011709,0.10402601302622455,0.10750742886623618,0.11216051135015097,0.11386518182182234,0.1164666655911514,0.1187508531276274,0.12153072117086929,0.12184838912289025,0.12193045042460075,0.12347737570606176,0.1239740092986805,0.124427445259329,0.1267758745981957,0.1271937950085462,0.12723610956657952,0.12731484453685812,0.12906054452564664,0.13264338862343794,0.13344474675648363,0.13511621786421962,0.13536099900547674,0.13555120851476812],"n_dims_used":44,"mean_confidence":0.9357867674394087},"coverage":{"mean_confidence":0.9357867674394087,"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}}