{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000159},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000252","499:4990001092","488:4880000187","488:4880000426","488:4880000343","488:4880000246","488:4880000723","496:4960005949","470:4700007704","489:4890001819","488:4880001051","488:4880000798","499:4990000284","485:4850000422","470:4700007611","488:4880000574","479:4790000761","470:4700002017","488:4880000571","499:4990003530","488:4880000787","499:4990000749","485:4850001710","488:4880000202","485:4850000521"],"twin_admin_codes":[488,499,488,488,488,488,488,496,470,489,488,488,499,485,470,488,479,470,488,499,488,499,485,488,485],"twin_sims":[0.8393178637387086,0.510738796705568,0.48032251096341977,0.47512503331942946,0.47328278137760776,0.45406471572414236,0.4450766615001853,0.4448674330141974,0.4352911753845519,0.4245350627962943,0.41538088555401276,0.4038249300646757,0.3825992508851766,0.37549196185583855,0.3748580809396409,0.37266688386181224,0.3614739684105823,0.3586517642945783,0.3586497840254801,0.358220047243297,0.3552186628551092,0.3524651078669201,0.3500035009178667,0.34651593604327324,0.34401092468494426],"twin_dists":[0.07687116847918332,0.15055326857003842,0.15728197246850198,0.15844445600795876,0.15885749341785238,0.16319963637732512,0.16525309977387057,0.16530108672045585,0.16750688594748492,0.17000770593456396,0.1721568884613529,0.17489940591854916,0.18003126101435035,0.18177958269749817,0.1819362900227523,0.18247900033674583,0.18527634625018474,0.18598855303462328,0.1859890537758279,0.18609775281071558,0.18685880938534555,0.18755995268777798,0.18818917377554878,0.18908462867808692,0.18973074559891331],"n_dims_used":45,"mean_confidence":0.9226802402072483},"coverage":{"mean_confidence":0.9226802402072483,"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}}