{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001540},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002291","491:4910002339","491:4910001721","491:4910001232","491:4910001430","491:4910001421","491:4910001365","491:4910001541","491:4910001099","491:4910002088","491:4910002089","491:4910001422","491:4910001479","491:4910002182","491:4910001476","491:4910001780","491:4910001163","491:4910002238","491:4910002095","491:4910001603","491:4910002532","491:4910000973","491:4910002341","491:4910002090","491:4910002186"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6446946601679924,0.629063763201633,0.5806805786098427,0.5661772638129061,0.43048797825638885,0.4150021490109305,0.40544543792090154,0.40221936042341705,0.3969588706762956,0.3963097131401798,0.3625616272297394,0.3447680741263826,0.34398911985035785,0.3424454871844718,0.340542981966002,0.31997911888749897,0.3167847111175173,0.31386381675672037,0.3117018825889687,0.2909943497045679,0.2903865250246699,0.2899193957537293,0.28986775942063625,0.28883661104068464,0.280306489184208],"twin_dists":[0.12169155871191611,0.12504730223678404,0.13541300398812833,0.13852781549804813,0.1686204918855442,0.17224623945156292,0.1745127472422925,0.1752831873382862,0.17654549508366202,0.17670179501592176,0.18500262297240028,0.18953519203822672,0.1897363806499715,0.1901357877029641,0.19062937512614375,0.1960631251642866,0.19692440548373977,0.1977162454795269,0.19830503548039788,0.2040684413045003,0.20424119836176458,0.204374113124708,0.204388813316097,0.2046826955362471,0.2071383397221673],"n_dims_used":45,"mean_confidence":0.8982434590657552},"coverage":{"mean_confidence":0.8982434590657552,"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}}