{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001389},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001507","491:4910001396","491:4910001968","491:4910002113","491:4910001855","491:4910001193","491:4910002259","491:4910001458","491:4910001515","491:4910001632","491:4910001386","491:4910001448","490:4900002374","491:4910001129","491:4910001679","491:4910001443","491:4910002257","491:4910002365","491:4910001456","490:4900002375","490:4900004196","491:4910001569","491:4910001256","491:4910001967","490:4900004333"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491,491,491,490,490,491,491,491,490],"twin_sims":[0.8814485041943889,0.8525330330197253,0.6278541565943678,0.48512665827464185,0.47770934464967657,0.43480669648203146,0.40297813349964506,0.3475265789693079,0.3412921594564749,0.3201763838387956,0.3119871900016013,0.30575540694895653,0.3050139337987945,0.27925356230436615,0.26773044365127874,0.260631573319595,0.25993407402416696,0.255120553606882,0.25092159199102637,0.24532213159944982,0.24189916984461,0.21970683392262316,0.21299085495384187,0.21057124326386711,0.20738895084290626],"twin_dists":[0.06524527595718697,0.07336318194573195,0.12530665482708672,0.1562110196604874,0.15786593023707468,0.16761898618545146,0.17510173109922383,0.18882465337261625,0.19043483238117087,0.19601009719917745,0.19822720062281843,0.19993668574769285,0.20014141566793206,0.20744457012953502,0.21084310927519148,0.21298207934697475,0.21319420194422226,0.2146679592540379,0.21596801674671026,0.21772349858433743,0.21880935817272734,0.2261055663025758,0.22840975893033796,0.22925192247716172,0.23036961120413033],"n_dims_used":44,"mean_confidence":0.8941055644642223},"coverage":{"mean_confidence":0.8941055644642223,"n_dims_used":44,"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}}