{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003387},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003180","484:4840004384","500:5000005815","496:4960004603","498:4980002634","467:4670001844","468:4680006770","487:4870010972","487:4870010846","468:4680002784","474:4740001182","478:4780005337","478:4780005209","500:5000002935","473:4730002575","467:4670002074","484:4840004490","468:4680002582","481:4810003220","500:5000009877","468:4680002787","466:4660005690","487:4870010974","468:4680006434","485:4850005128"],"twin_admin_codes":[473,484,500,496,498,467,468,487,487,468,474,478,478,500,473,467,484,468,481,500,468,466,487,468,485],"twin_sims":[0.023868763987443333,0.009620426095892497,0.003011726522966269,0.0012055349653779521,0.0009926856896408814,0.0009483624423089776,0.0007932713928115331,0.0006612362043875445,0.0006360809708988287,0.0004597737335925712,0.0003900038736349331,0.0003826948770247314,0.00031131024922554496,0.00026683971308434005,0.00011509118572969082,0.00007834280117852629,0.00007449377560243919,0.00007411567236837791,0.00006451845994303289,0.00006067146268721372,0.00004566604910034746,0.00003836471624206126,0.000031602290358662095,0.00003013679865446762,0.000028701841534539927],"twin_dists":[0.3549726398764339,0.39580266817002185,0.44253640108657644,0.47615720367987063,0.4829898070401106,0.4845823643948858,0.49075872943438537,0.49697654754080717,0.4982911800999162,0.5091602048084057,0.5145834315321773,0.5152031878214298,0.5219183840964233,0.5268763979059502,0.5531429223212009,0.5647499597540137,0.5662526152510386,0.5664041716438836,0.5705189527176814,0.5723336605731307,0.5806466088108166,0.5856856249814972,0.5912436993849949,0.5925967661792866,0.5939837547739532],"n_dims_used":45,"mean_confidence":0.9003811306423611},"coverage":{"mean_confidence":0.9003811306423611,"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}}