{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001277","477:4770001273","477:4770001388","477:4770001562","477:4770000849","477:4770001336","477:4770000732","478:4780002887","477:4770001505","478:4780003627","478:4780003962","477:4770001153","477:4770001039","489:4890004102","477:4770003060","477:4770000847","478:4780003736","477:4770001154","477:4770000848","489:4890003193","467:4670003675","468:4680002253","468:4680003753","467:4670003781","467:4670003071"],"twin_admin_codes":[477,477,477,477,477,477,477,478,477,478,478,477,477,489,477,477,478,477,477,489,467,468,468,467,467],"twin_sims":[0.8009005393768409,0.5429719573753378,0.43705518376842517,0.37762620234924726,0.37726299621802284,0.37688861068314733,0.34341141583281914,0.33917807830496605,0.3290727762406376,0.3276232492032429,0.3273129076834681,0.3232534969606103,0.3166795721898818,0.3102794257136315,0.3025712559049706,0.2989658060553585,0.2907911399772654,0.27890971859862196,0.27806441158816697,0.2723109855667875,0.2645365650028878,0.26174464006055503,0.2615128158685563,0.2608292314254033,0.25772599078336217],"twin_dists":[0.08654329694161832,0.143533062765832,0.1670991432371154,0.1812529066280263,0.18134243392203828,0.1814347607980408,0.1898857466630494,0.1909843973170544,0.19363727251233664,0.1940214401458729,0.19410381159992696,0.195185276557505,0.19695283622675133,0.198693705539567,0.20081791709921173,0.20182228498462554,0.20412617402693942,0.20754472467419524,0.20779126496203187,0.20948159258794224,0.21180102414267638,0.2126443120449101,0.21271458618159678,0.2129220326905182,0.21386809327094866],"n_dims_used":45,"mean_confidence":0.9213472154405382},"coverage":{"mean_confidence":0.9213472154405382,"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}}