{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008983},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008760","490:4900007987","490:4900008873","490:4900008428","490:4900007867","490:4900008536","470:4700004843","490:4900007633","490:4900007268","466:4660001415","490:4900008984","466:4660001623","466:4660001621","490:4900007749","490:4900007273","490:4900005541","466:4660002132","490:4900006531","490:4900008755","490:4900007017","490:4900008869","466:4660003076","490:4900008648","490:4900006778","490:4900001199"],"twin_admin_codes":[490,490,490,490,490,490,470,490,490,466,490,466,466,490,490,490,466,490,490,490,490,466,490,490,490],"twin_sims":[0.7786258960375857,0.7322826592348107,0.6926177573943605,0.6148657151997438,0.5559453548856682,0.4855990446263891,0.48547744032883255,0.4732546641489369,0.45527818716249735,0.45134884024369365,0.44132348852791925,0.4300574493327713,0.428809947134625,0.4257752063161135,0.42479908436295916,0.4240552736380881,0.42345721149171456,0.41933162521940615,0.41219549412275364,0.4053344611880697,0.40518579372399893,0.3943636820185285,0.39320918971365953,0.39256447346136614,0.3858183508100334],"twin_dists":[0.09187637092903946,0.10252497894208525,0.1113103927745376,0.12808961554130002,0.14073089083126686,0.1561058929615525,0.15613295224173723,0.15886380148159487,0.16292356071211053,0.163818507187346,0.16611522043252333,0.16872055339856268,0.16901072299813918,0.1697180555997047,0.1699460111116258,0.17011986083285346,0.1702597372324089,0.17122691058863954,0.1729094844690017,0.17453920460659303,0.17457465268209368,0.17717105548647913,0.17744995247766884,0.1776058654666621,0.1792445424318463],"n_dims_used":45,"mean_confidence":0.9181647406684028},"coverage":{"mean_confidence":0.9181647406684028,"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}}