{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001740},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001504","497:4970000909","497:4970001426","497:4970001505","497:4970001081","497:4970000830","497:4970001088","497:4970001503","497:4970000317","497:4970001260","497:4970001919","491:4910005964","497:4970000624","491:4910005962","497:4970000766","497:4970000906","497:4970001920","497:4970001087","497:4970001348","497:4970000491","497:4970000431","497:4970000993","497:4970000632","497:4970001839","491:4910005968"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,491,497,491,497,497,497,497,497,497,497,497,497,497,491],"twin_sims":[0.6704605224365253,0.6466004748041326,0.46539512860317733,0.42128786880229796,0.38449504156083,0.3586952537605446,0.3480664242436304,0.34182786908789325,0.3145787564173995,0.3125652500677747,0.2954464470374011,0.28837566902806977,0.2856005384974861,0.2849788662595702,0.28262971432237544,0.2294656250788476,0.21344445641728446,0.21077610995585508,0.201605913284054,0.19137064944604082,0.19001750232822504,0.18826712058757397,0.18360015892672574,0.17706002209779603,0.17080303888538154],"twin_dists":[0.11613284219766462,0.12128172789309717,0.16063206053218712,0.1707678050361822,0.1795675665276388,0.18597755641787844,0.1886859481807098,0.19029586197796208,0.19752204394753267,0.19806962418676416,0.20280953816571443,0.20481426885246712,0.20560908837192993,0.20578777508539142,0.20646511802117434,0.22283994893496792,0.2282526018625313,0.22918036358533492,0.23243109901140413,0.23618189961732897,0.23668812689032084,0.2373467160906612,0.23912393366510598,0.24166892276045154,0.24416708993522446],"n_dims_used":45,"mean_confidence":0.8921051025390625},"coverage":{"mean_confidence":0.8921051025390625,"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}}