{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001934},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003033","477:4770003107","477:4770001993","477:4770003034","477:4770003503","477:4770003502","477:4770003504","477:4770003290","477:4770001817","477:4770003040","477:4770003111","477:4770003201","477:4770003192","477:4770002005","477:4770001883","477:4770002600","477:4770002008","477:4770002123","477:4770002456","477:4770002132","477:4770003289","477:4770002395","477:4770002068","500:5000001993","477:4770002526"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,500,477],"twin_sims":[0.8134080805337187,0.8113869128791049,0.795888068950414,0.7789094327415449,0.7656979149624373,0.7590137323880205,0.7515488737957972,0.6738407127002914,0.6728781076799881,0.6530648543370886,0.6412630563889509,0.6370636157785653,0.6207034299208812,0.6155351550826464,0.6147062753188197,0.609721774720835,0.6027867131294076,0.5763463191172249,0.5691276925215658,0.568895641808928,0.5661517240345423,0.565600570784893,0.5558971332549213,0.5557514501495477,0.5449679597972387],"twin_dists":[0.08346845492850319,0.08396970820439217,0.08775839660604322,0.0918095052430652,0.09490040921007702,0.09644619846670953,0.09815951844979394,0.1154001183565932,0.11560887968609702,0.11989023897219989,0.1224290801778032,0.12333095772236467,0.12683916111906593,0.1279462410503607,0.12812376225269062,0.1291911776484729,0.13067617688093328,0.1363430446778755,0.1378934935576672,0.13794336904183044,0.13853330808057746,0.13865184639297315,0.14074128694058255,0.14077269559902159,0.14310120950188707],"n_dims_used":45,"mean_confidence":0.9225510491265191},"coverage":{"mean_confidence":0.9225510491265191,"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}}