{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002203},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001879","500:5000003422","477:4770000900","499:4990000175","477:4770000082","477:4770000158","477:4770001123","500:5000002776","477:4770002016","477:4770000493","500:5000003085","500:5000003776","499:4990001854","489:4890002164","500:5000002511","500:5000002932","477:4770000846","499:4990000244","500:5000002676","499:4990000207","477:4770001367","500:5000003091","489:4890002877","499:4990003017","485:4850007130"],"twin_admin_codes":[489,500,477,499,477,477,477,500,477,477,500,500,499,489,500,500,477,499,500,499,477,500,489,499,485],"twin_sims":[0.38484251582685725,0.37139241463052436,0.3647768219044749,0.36253604432779074,0.35813140914286,0.3487893971037151,0.3273174619572221,0.3061773452573709,0.28635204791403657,0.2718031698621702,0.26969429243413023,0.26605804362258084,0.2649403846301763,0.2647879407379225,0.26047901986370137,0.25754698028723844,0.2516546209213913,0.2301535860233017,0.224452710862184,0.2227732029323852,0.20976979510321195,0.20618141432261364,0.2048138341463365,0.2013658596938101,0.20106724373772847],"twin_dists":[0.17948269575091794,0.1827953815596471,0.18444642445383683,0.18500905644635024,0.1861201815407374,0.18850036826527794,0.19410260248395003,0.19982031148640644,0.20539339446024937,0.2096318349275594,0.21025762665429648,0.211343806631579,0.2116795133993697,0.2117253707188383,0.21302844319978376,0.2139228852785721,0.21574006811202956,0.22261323848019035,0.22450564103696383,0.22506923040937415,0.22953231947606212,0.23079678256556163,0.2312826397775067,0.23251754330518645,0.23262517516597445],"n_dims_used":45,"mean_confidence":0.9189968532986111},"coverage":{"mean_confidence":0.9189968532986111,"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}}