{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012149},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011947","490:4900011132","490:4900011354","490:4900010638","466:4660004473","490:4900011876","490:4900011552","490:4900011421","466:4660004550","490:4900001663","490:4900001807","490:4900009671","490:4900008081","490:4900010972","466:4660005305","490:4900012283","490:4900011422","490:4900012080","466:4660004723","490:4900011416","490:4900007503","466:4660007439","490:4900011681","490:4900009789","490:4900012152"],"twin_admin_codes":[490,490,490,490,466,490,490,490,466,490,490,490,490,490,466,490,490,490,466,490,490,466,490,490,490],"twin_sims":[0.3956604811869148,0.24405521573043854,0.2205392092284421,0.1996382364640241,0.19953881255843148,0.14548852234851267,0.1283831448907198,0.11932219218546376,0.07952057332765365,0.07681558895090752,0.06751096488679663,0.0649032173232232,0.06486587269913975,0.05069505599917292,0.0493560327817813,0.04709050723532087,0.0466051787273254,0.04469330911775954,0.044446540328298915,0.03676453027639345,0.03172838686549466,0.03165348861363843,0.030073204890951492,0.029478933457898805,0.029369705353667095],"twin_dists":[0.17685823064508505,0.21812425248474313,0.22582329817208469,0.2331417699514346,0.23317780700706492,0.255008023664051,0.2631512340687774,0.26780156739754124,0.29224585037206013,0.29423653000374705,0.3015474864206945,0.3037429743609687,0.3037749342633188,0.31716652175983867,0.3185869234522073,0.3210650651653666,0.3216088625235645,0.32379829766339663,0.3240865874649827,0.3338164303242354,0.34117924063182625,0.3412960634128048,0.3438178125597561,0.34479557675721273,0.34497712838681355],"n_dims_used":45,"mean_confidence":0.908282470703125},"coverage":{"mean_confidence":0.908282470703125,"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}}