{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007522","490:4900006909","491:4910003157","490:4900007278","665:6650003086","491:4910002925","491:4910002974","480:4800002598","480:4800002550","497:4970002989","491:4910003198","491:4910003197","497:4970003036","497:4970002991","490:4900006662","491:4910000606","497:4970003042","491:4910002032","497:4970003039","491:4910001707","497:4970003129","480:4800002313","480:4800002599","480:4800005856","491:4910002876"],"twin_admin_codes":[490,490,491,490,665,491,491,480,480,497,491,491,497,497,490,491,497,491,497,491,497,480,480,480,491],"twin_sims":[0.021116145877815396,0.0014457379920785824,0.0012442193116735747,0.000720249445219196,0.0004195177974101287,0.00037869174330535423,0.0002902841548901981,0.0002693511854606473,0.00025930790241233,0.00015873344012456344,0.0001356430654262969,0.00012838327331689433,0.00005769859103369296,0.00004947358930447486,0.000047245586376713115,0.000044373904992303756,0.00004245972663538665,0.00004052377336400381,0.00003686305308856814,0.0000312185000540217,0.00003047857454606896,0.000026565899625244634,0.000023798610206108073,0.000022952986353593864,0.00001871256778615198],"twin_dists":[0.36074809352003534,0.46967669121138317,0.47503702496233674,0.49406661734653884,0.5121866663983621,0.5155473419432441,0.5241735038048608,0.5265764093118396,0.5277922242122692,0.54325068995945,0.5481098402617214,0.5497999987224441,0.5738124058429095,0.578315548811144,0.5796579708176856,0.5814798290398389,0.5827575350862996,0.5841067131783281,0.5868344118019356,0.5915921804616745,0.59227569648,0.5961757348552652,0.5992798785247522,0.6002973157639346,0.6060093097129035],"n_dims_used":44,"mean_confidence":0.8920010653409091},"coverage":{"mean_confidence":0.8920010653409091,"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}}