{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001058},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001154","474:4740000941","474:4740001255","474:4740001061","474:4740001371","474:4740001367","474:4740000544","474:4740001060","474:4740000940","474:4740001161","474:4740001469","474:4740001052","474:4740001045","474:4740001165","474:4740001361","474:4740001781","474:4740001152","474:4740001359","474:4740001253","474:4740002188","474:4740000949","474:4740000064","474:4740001059","474:4740001368","474:4740000409"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.7117344923019954,0.699159391815379,0.6886630396850626,0.6727125947733287,0.6570611093273753,0.5900909444853627,0.5846177662344366,0.5362114240645242,0.5059577034772811,0.49623835410833333,0.4903467378940153,0.4882430761606337,0.4805630876390541,0.4745022067351059,0.45910470928935204,0.4568622623501765,0.45302338773706463,0.4487897868873217,0.4350899342732854,0.4092291202152549,0.40648047263853526,0.40377175532741394,0.39999371733829614,0.39339542574002645,0.3846360323931908],"twin_dists":[0.10710517408311725,0.10987666154550138,0.1121747509146255,0.11564476675464763,0.11902885196841065,0.13339552813327296,0.13456865096485224,0.14499795798187456,0.15160332994971487,0.15374626228782493,0.15505104813461357,0.1555180572071212,0.15722826251893848,0.1585840360832964,0.16205473633981388,0.16256357242431418,0.16343676357212783,0.16440290943871153,0.16755344369170252,0.17361261638677555,0.1742661454432311,0.1749121053539244,0.17581633111784783,0.17740493676763094,0.1795331250350951],"n_dims_used":45,"mean_confidence":0.9210623847113715},"coverage":{"mean_confidence":0.9210623847113715,"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}}