{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002251},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002462","474:4740002932","474:4740002654","474:4740002938","474:4740002249","474:4740002348","474:4740003290","474:4740002563","474:4740002659","474:4740001213","474:4740001013","474:4740003021","474:4740002561","474:4740002140","474:4740001619","474:4740002937","474:4740001830","486:4860000081","474:4740002255","474:4740001739","486:4860000061","474:4740001824","474:4740002931","474:4740001522","474:4740001431"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,486,474,474,486,474,474,474,474],"twin_sims":[0.6441563465644151,0.6083156450676906,0.5899648023108461,0.5266041774484207,0.5248844629529361,0.503415885279671,0.49755060458110884,0.4968337735507871,0.45746840114921666,0.4509050667255206,0.4447710087626607,0.43331392775025573,0.42785684544038843,0.42550421115722203,0.41065635270987216,0.39536575523445416,0.39246612365358763,0.38984631834669115,0.3861409663857583,0.37170153082020113,0.3513944278312337,0.345429681877904,0.34112893196042515,0.3405435084470465,0.33870531354528394],"twin_dists":[0.12180728804221215,0.12949227294228613,0.1334225583923972,0.14708606488696505,0.1474606975022946,0.15216265209233956,0.15345625712231137,0.15361464852065917,0.16242594429889198,0.16391976141719225,0.1653232047107107,0.16796470238000472,0.16923264781911243,0.16978131981393077,0.17327403578948847,0.17692928532564675,0.17762966005667322,0.17826451894233272,0.17916587082737853,0.18271859561201853,0.18783335060623324,0.18936450104519562,0.19047719900717142,0.19062923833168893,0.19110754605802036],"n_dims_used":45,"mean_confidence":0.9196038987901476},"coverage":{"mean_confidence":0.9196038987901476,"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}}