{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009268},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009053","490:4900009278","490:4900007825","490:4900009574","490:4900011794","490:4900009266","490:4900008044","490:4900009376","490:4900009890","490:4900006373","490:4900006005","490:4900007831","490:4900009167","490:4900009470","490:4900009257","490:4900009869","490:4900006733","490:4900010079","490:4900008713","490:4900005614","490:4900009990","490:4900005482","490:4900011113","490:4900005075","490:4900007833"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6547904422536295,0.36524168871820734,0.35515649448685327,0.3520949177412489,0.34071872140608334,0.29219181203392264,0.27990116241894414,0.2717822802921435,0.2438543807209182,0.2424833315394605,0.2392708976489605,0.23849523330246347,0.23657374349759464,0.2347570774427211,0.2188501202147337,0.2162600375048162,0.21045837955578955,0.21033693562324193,0.19706130038866296,0.19570205834556276,0.19238172764089384,0.18885623434211923,0.18734027845538703,0.18697066354657926,0.18089936940455656],"twin_dists":[0.11951840805432086,0.1843299208506117,0.18687460830736735,0.1876544316415727,0.1905837194114692,0.20372872316104346,0.20725614101137518,0.2096380190164543,0.2181879042504488,0.21862334603893946,0.21964989066215676,0.21989909709644873,0.2205187187504882,0.22110756807314771,0.22639683717704204,0.22728211298169915,0.2292913653931905,0.22933382292253285,0.23407983472523214,0.23457805261856657,0.23580527200295595,0.23712458271106526,0.2376971825406214,0.23783728403983925,0.24016699582631518],"n_dims_used":45,"mean_confidence":0.921064927842882},"coverage":{"mean_confidence":0.921064927842882,"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}}