{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010548},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012082","490:4900010464","490:4900010639","490:4900010895","490:4900011488","490:4900012153","490:4900011811","490:4900010206","490:4900011812","490:4900011744","490:4900011619","490:4900010898","490:4900009897","490:4900010208","490:4900011279","490:4900011814","490:4900009487","466:4660004140","490:4900010641","490:4900009184","490:4900010095","466:4660004460","490:4900011680","490:4900009796","490:4900011285"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,466,490,490,490],"twin_sims":[0.5458993207021319,0.5387713806042291,0.513943859094309,0.4662688841918285,0.46197373570279454,0.4468997197303382,0.42882848622574327,0.42400711385351514,0.4226968920468173,0.41338587356918216,0.4059442679574682,0.39909353633460537,0.39012870118307125,0.38888765020926874,0.3854262390735281,0.37953494426130996,0.37334500462928744,0.36326576463733884,0.34874622288971624,0.3450569356333049,0.33507858062029344,0.3308569039161517,0.32565399616573476,0.31872626976676344,0.31858685147343],"twin_dists":[0.14289979705030326,0.14444284699610707,0.1498507619078375,0.16043498045143306,0.16140501554558073,0.16483534140632525,0.1690064082725915,0.17013112152355134,0.17043768215029823,0.1726279455606244,0.17439386372583193,0.17603234794507253,0.1781959931795726,0.17849733271462576,0.17934020314661792,0.18078310369597914,0.1823108776505519,0.18482563987749134,0.18851144497501995,0.18946064609660748,0.19205536060116762,0.19316570138573522,0.19454485719268721,0.19640034040787674,0.1964379121058162],"n_dims_used":45,"mean_confidence":0.9176745944552951},"coverage":{"mean_confidence":0.9176745944552951,"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}}