{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007998},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790003050","470:4700007901","470:4700008349","470:4700007530","479:4790002977","479:4790002628","470:4700008092","489:4890002986","470:4700007515","479:4790003473","470:4700007908","470:4700007423","470:4700007620","469:4690000527","479:4790003051","479:4790002033","470:4700008762","470:4700007518","470:4700007425","479:4790002966","472:4720000569","470:4700008077","489:4890003796","489:4890002660","479:4790000225"],"twin_admin_codes":[479,470,470,470,479,479,470,489,470,479,470,470,470,469,479,479,470,470,470,479,472,470,489,489,479],"twin_sims":[0.7453073305511857,0.6754309541024369,0.6263304010124865,0.6180548508036721,0.5976837936754779,0.5811437054866365,0.580853001231897,0.5752612039852834,0.5556857257197018,0.5529508695510496,0.5504798358890205,0.5475121593834756,0.5444647249951581,0.5415787542084511,0.5354417317703417,0.5282654990108472,0.5226995813364663,0.5216229521675843,0.5171037327757789,0.5168201221032857,0.5146750324645508,0.5135540204374183,0.5096373886779862,0.5051195316059688,0.5032754526367378],"twin_dists":[0.0995822523627342,0.11505506595247045,0.12563331179142742,0.12740655035068196,0.13176897255585113,0.13531366123115254,0.13537601783965078,0.13657598534743054,0.1407868659077417,0.14137673122575414,0.1419100853309915,0.14255115175506106,0.1432100622845333,0.14383466497468242,0.14516496269801418,0.14672440889676236,0.14793706283738428,0.14817196536038765,0.14915922660383088,0.1492212522506621,0.14969065253734784,0.1499361503328843,0.1507949410285766,0.15178768448192106,0.15219357620383797],"n_dims_used":43,"mean_confidence":0.9152081511741461},"coverage":{"mean_confidence":0.9152081511741461,"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}}