{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001763},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001432","477:4770001764","477:4770001836","477:4770001375","485:4850008011","477:4770001370","477:4770000731","477:4770001957","477:4770001502","477:4770001660","477:4770002135","477:4770001372","477:4770001839","477:4770001495","477:4770001376","477:4770000770","477:4770001491","499:4990001602","477:4770001496","500:5000002384","485:4850007933","477:4770001549","477:4770001896","477:4770001493","477:4770001667"],"twin_admin_codes":[477,477,477,477,485,477,477,477,477,477,477,477,477,477,477,477,477,499,477,500,485,477,477,477,477],"twin_sims":[0.834096791169899,0.8162814162753855,0.799731111732842,0.7911077323607671,0.7494514072407259,0.7237147955022236,0.7058476691735355,0.6972743145455687,0.6943797225145935,0.6939923305933066,0.6883376110900634,0.6807384843515213,0.6759067445333654,0.671689144032088,0.6705862140013447,0.6615360132405674,0.6522434338114793,0.6514964971357614,0.6501342968402897,0.6481473115815656,0.6478491486226784,0.644837186249516,0.6441453209778109,0.6427397549562959,0.6411580302392688],"twin_dists":[0.07822840225413041,0.08275280096177114,0.08682762090726462,0.0889087621672482,0.0986385910305469,0.10444329802594694,0.10840526765492092,0.11029034156973666,0.11092472187515265,0.11100954768668884,0.11224580133153429,0.1139017858991009,0.11495178535549853,0.1158666238298454,0.11610561294195054,0.11806310328808553,0.12006717896938089,0.12022804169213086,0.12052133073212311,0.12094896259126117,0.1210131146002507,0.1216609155065043,0.12180965823855965,0.12211177121896859,0.12245164437449649],"n_dims_used":45,"mean_confidence":0.9228810628255208},"coverage":{"mean_confidence":0.9228810628255208,"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}}