{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001566},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001803","490:4900002519","490:4900003368","490:4900004209","490:4900005430","490:4900004479","491:4910001626","491:4910001630","491:4910002014","491:4910001317","491:4910001459","490:4900006316","491:4910001570","490:4900006929","490:4900006547","490:4900007412","490:4900005824","490:4900003498","491:4910001141","490:4900003107","490:4900005297","490:4900005688","491:4910001444","490:4900004890","490:4900005826"],"twin_admin_codes":[491,490,490,490,490,490,491,491,491,491,491,490,491,490,490,490,490,490,491,490,490,490,491,490,490],"twin_sims":[0.42194506671798254,0.17781080363802085,0.13273946170369536,0.12043468213788369,0.08992752823877202,0.0863894773268353,0.07672199750284096,0.07648914251074268,0.06910723413917583,0.054041395414584865,0.05370985897239305,0.05122364239546888,0.05073741843782737,0.05027279472512219,0.04716711567823248,0.04595778262389692,0.045748659728866305,0.0433847437307778,0.04283223793088588,0.03984578802296991,0.037898285438652715,0.03712799217162289,0.035734888553429676,0.033630194781181795,0.03189179264284761],"twin_dists":[0.17061377113723147,0.24137341668011192,0.2610035846882411,0.2672164170751447,0.28505903703342117,0.28742426517422837,0.2943064097051591,0.2944805683475506,0.300237448917548,0.31374864268294284,0.3140792994015381,0.3166144004256899,0.3171220970374292,0.3176110371407154,0.32097965635916514,0.3223416787773005,0.3225802417481499,0.325342586034888,0.3260063962272354,0.3297246247672881,0.33227820468806885,0.33331897327167914,0.33524868452993173,0.3382890590268556,0.34092518414456524],"n_dims_used":45,"mean_confidence":0.8960752699110243},"coverage":{"mean_confidence":0.8960752699110243,"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}}