{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000474},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002913","490:4900003339","490:4900002459","490:4900004312","490:4900003735","490:4900002000","496:4960008770","490:4900004174","496:4960008761","490:4900004032","490:4900001566","490:4900002024","490:4900002464","490:4900001883","490:4900003073","490:4900003734","490:4900002617","490:4900002614","490:4900002793","490:4900003887","490:4900002483","490:4900002757","496:4960008019","496:4960008963","490:4900001044"],"twin_admin_codes":[490,490,490,490,490,490,496,490,496,490,490,490,490,490,490,490,490,490,490,490,490,490,496,496,490],"twin_sims":[0.4827748892722437,0.4551020044653122,0.44156257325101667,0.43505697564445367,0.43302280838202095,0.4152918613839248,0.4104248015899741,0.373871899485746,0.37236819050061015,0.36679790388609695,0.3631960514401746,0.36253392250932825,0.35844167911189234,0.3580138916857222,0.3549345030125733,0.35488915729616466,0.3523701891453468,0.3518389766160388,0.33906344781737463,0.3296072130994418,0.31875939145626864,0.3111557581381139,0.3061757223431231,0.30025216703618834,0.29836307552575086],"twin_dists":[0.15673486462253156,0.16296362716142787,0.16606021731009812,0.16756106958984618,0.16803217954415756,0.1721778877590384,0.17332893122319865,0.1821803513755335,0.18255310158075982,0.1839404484982066,0.1848431543516363,0.18500959004212356,0.18604168417383377,0.1861499222119743,0.18693103493989932,0.1869425633304978,0.18758417266731078,0.18771978252527635,0.1910142485056078,0.19349586601548113,0.19639141583623,0.198454137540192,0.1998207589227376,0.20146313665187288,0.20199087701334384],"n_dims_used":45,"mean_confidence":0.9148782518174913},"coverage":{"mean_confidence":0.9148782518174913,"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}}