{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001869},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["467:4670003826","477:4770002662","468:4680001425","472:4720005166","499:4990000770","477:4770002604","468:4680000053","477:4770000766","472:4720003740","500:5000005053","498:4980000485","467:4670004134","468:4680001018","485:4850001070","489:4890004532","476:4760002091","468:4680002357","499:4990004309","478:4780003303","472:4720007707","494:4940000100","499:4990003713","499:4990004417","468:4680002348","472:4720004182"],"twin_admin_codes":[467,477,468,472,499,477,468,477,472,500,498,467,468,485,489,476,468,499,478,472,494,499,499,468,472],"twin_sims":[0.022340640215830026,0.0017631983609547079,0.001154646112869796,0.0009991554723839237,0.0007355476326776569,0.00068724872722181,0.0006391811014542992,0.0004826208178963877,0.0004183974449358631,0.00038276452873870246,0.0003388629679365147,0.0003066554668130364,0.00030228064118768014,0.0002976916971593275,0.0002974587792355859,0.00025844159570594804,0.0002478623990471432,0.00024623143171983834,0.00024219471346685818,0.00023935615305562677,0.00022342839384894054,0.0002101323579252992,0.00019821207575192553,0.00018716763710703232,0.00018035547056100262],"twin_dists":[0.3581027440450398,0.4624927275317858,0.4776825796450634,0.48276288416464386,0.4933485535849128,0.495665237505934,0.49812657335671867,0.5075510672540674,0.5122747240164545,0.5151972296732114,0.5191703919888849,0.5224050331510015,0.5228687726716282,0.5233620261822597,0.5233872517622451,0.5278991600070405,0.5292329362488915,0.5294433053366776,0.5299696640563708,0.5303447527903773,0.5325303636768165,0.5344701392269409,0.5363100241921891,0.5381101682437743,0.5392710517272251],"n_dims_used":45,"mean_confidence":0.9224010043674045},"coverage":{"mean_confidence":0.9224010043674045,"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}}