{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003407},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002507","477:4770003083","472:4720007862","472:4720007827","477:4770000473","472:4720007712","477:4770003039","484:4840005438","477:4770002166","499:4990004340","477:4770002720","477:4770003486","477:4770002191","467:4670004600","476:4760003145","477:4770003167","477:4770002647","472:4720007723","472:4720007634","477:4770002115","472:4720007205","472:4720005228","477:4770002946","477:4770000583","477:4770003401"],"twin_admin_codes":[477,477,472,472,477,472,477,484,477,499,477,477,477,467,476,477,477,472,472,477,472,472,477,477,477],"twin_sims":[0.23176237265366495,0.17389891779768954,0.09171055397065912,0.05304153442765333,0.04802984141065947,0.04067470409864593,0.035838498933293564,0.03490130444016038,0.03457679561915729,0.02709459686961598,0.025231058528269568,0.024958239284764008,0.023574810197606967,0.023150345452805046,0.022931823858186425,0.02246667582493881,0.021236868103969606,0.02122706758766854,0.02093784625645413,0.020551870819525506,0.019532696102906744,0.01878497169152288,0.01851769206917262,0.01842328798346668,0.018324807489995407],"twin_dists":[0.22208481794103221,0.24292300428418895,0.28389492383922127,0.3147510278441089,0.3200257459915355,0.3286696523124703,0.3351029853910654,0.3364341413680002,0.33690215379981026,0.34889716589684905,0.3523253112501966,0.35284540492605465,0.3555609824446105,0.3564218591786468,0.356870402992958,0.3578376644564158,0.36048144555853684,0.3605030434065986,0.36114435419895247,0.36201232877175177,0.3643744642407517,0.366176878298986,0.36683640028410813,0.36707133626800176,0.36731754191639493],"n_dims_used":45,"mean_confidence":0.9189456515842014},"coverage":{"mean_confidence":0.9189456515842014,"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}}