{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000656","500:5000000546","500:5000000378","500:5000000493","485:4850006657","485:4850006655","500:5000000330","500:5000000487","500:5000000654","485:4850006732","500:5000000434","500:5000000379","485:4850007254","485:4850006656","485:4850007927","485:4850007173","500:5000000597","485:4850007957","500:5000000432","485:4850006957","485:4850007451","485:4850006879","485:4850006883","485:4850006878","485:4850006660"],"twin_admin_codes":[500,500,500,500,485,485,500,500,500,485,500,500,485,485,485,485,500,485,500,485,485,485,485,485,485],"twin_sims":[0.9703352659307579,0.8255412207027558,0.8125639403342177,0.7967832818634641,0.7722522158874638,0.7661566581473245,0.7528891955459212,0.7442288875141482,0.724448583650998,0.717059781554648,0.7042865822033316,0.7023175473720293,0.6870284813482839,0.6792622959061154,0.6790721530813826,0.6781152728486722,0.6776462153274061,0.6759634729981011,0.6717125833744654,0.6708637629472293,0.655308551285527,0.6428762582069351,0.6290804354472184,0.6282102141345522,0.6280081298284662],"twin_dists":[0.03187281448863469,0.08042074966236246,0.08367801668206618,0.08754206257351511,0.09337317711864962,0.09479389550484665,0.09785285709004415,0.09982721966476096,0.10427950668020917,0.10592473764120341,0.10874922586308008,0.1091826058067681,0.1125315075701621,0.11422281055173232,0.11426414570006686,0.11447211082053892,0.1145740233417676,0.11493946987780036,0.1158615437752863,0.11604548143962833,0.1194067312678662,0.12208243500598186,0.12504372725981094,0.12523031623198255,0.12527364342449263],"n_dims_used":44,"mean_confidence":0.9170605052601207},"coverage":{"mean_confidence":0.9170605052601207,"n_dims_used":44,"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}}