{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000918},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000919","500:5000000913","500:5000000795","500:5000002407","500:5000001914","500:5000001527","500:5000000668","500:5000000731","500:5000000667","500:5000001471","500:5000001591","500:5000002408","500:5000001915","500:5000002150","500:5000000977","500:5000000850","500:5000001096","500:5000002399","500:5000000966","500:5000002151","500:5000001660","500:5000000728","500:5000002038","500:5000001590","500:5000000727"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.804057564732095,0.7728547970593226,0.7712933174697173,0.7177918949951018,0.7125171096636015,0.7054154939436605,0.7024307496198202,0.70154098124927,0.6898760877117057,0.6891335777835514,0.688035908355797,0.6800419670513578,0.6710313033563322,0.6700279274930974,0.6637306953163921,0.6605501179021379,0.6517241856829594,0.644502218969028,0.6444211773825468,0.6322866351753907,0.6277904426221464,0.6149336517977778,0.6133478786448313,0.6082889097746976,0.6041212193864964],"twin_dists":[0.08577311029883421,0.09323217013740537,0.09359735240754026,0.10576211342777568,0.1069319607335644,0.10850052279437593,0.10915770403212732,0.10935338692336535,0.11190980650180611,0.11207199869253565,0.11231166154519823,0.1140532822999581,0.11600918045511624,0.11622654785968482,0.11758896486241369,0.11827598740852517,0.12017900922914054,0.12173293220841112,0.12175035506471836,0.12435608655327648,0.12532031473683325,0.12807506570981894,0.1284146761744086,0.12949799773470752,0.1303904158314558],"n_dims_used":44,"mean_confidence":0.9197680733420632},"coverage":{"mean_confidence":0.9197680733420632,"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}}