{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000023},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000022","477:4770000084","477:4770000060","477:4770000061","477:4770000063","477:4770000064","477:4770000324","477:4770000042","477:4770000325","477:4770000126","477:4770000330","489:4890002699","477:4770000601","477:4770000600","477:4770000108","477:4770000044","477:4770000234","477:4770000284","477:4770000705","489:4890002535","477:4770000272","477:4770000227","477:4770000043","477:4770000755","477:4770000162"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,489,477,477,477,477,477,477,477,489,477,477,477,477,477],"twin_sims":[0.9737343486182191,0.9688925168066602,0.9440354345284053,0.9198177721277022,0.8895454717974642,0.8846409859395982,0.874460327564109,0.8696042259225188,0.8620141562277202,0.824461161246511,0.791936567810711,0.7870923797897528,0.759708369055145,0.7559822119174153,0.7518330528665446,0.7515181256458822,0.7421658849234195,0.7234367309147282,0.7137388547207388,0.7043639127872029,0.7035241340310139,0.6970777248575983,0.6947734876758804,0.6908673010710749,0.6869370478335785],"twin_dists":[0.02996514609120547,0.032650763824259625,0.04407763956171801,0.053099356012241174,0.06283688277776539,0.06430384297465762,0.06727156231869055,0.06865364496726215,0.07077470496529516,0.08069486491758451,0.0887098806495485,0.08986895145567714,0.09628608323724691,0.09714358709180915,0.09809453364463615,0.0981665486932846,0.10029514648390955,0.10450534202984756,0.10666137605202572,0.10873219512150005,0.10891709951625707,0.11033345808206278,0.11083848255010639,0.11169319360701287,0.11255145535329907],"n_dims_used":45,"mean_confidence":0.9198177761501736},"coverage":{"mean_confidence":0.9198177761501736,"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}}