{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003423},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001730","491:4910002675","491:4910003213","491:4910003366","491:4910003510","491:4910002874","491:4910001465","491:4910002358","491:4910003241","491:4910002198","491:4910001152","491:4910002345","491:4910002724","491:4910003451","491:4910002725","491:4910002723","491:4910003422","491:4910003369","491:4910001550","492:4920006888","491:4910002774","491:4910001178","491:4910001553","491:4910002369","491:4910001238"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491],"twin_sims":[0.25803377417535156,0.2364533921509629,0.2199391436735883,0.19326191842856374,0.1815204438799463,0.15293662425943047,0.15247615843283,0.1452154299103822,0.13994270671031217,0.13046990713994583,0.12157228414096266,0.11635268064272307,0.11629731596830285,0.11330567112202752,0.10601855891345549,0.10190471810347436,0.10187265147897775,0.09817865531806524,0.09665743144183084,0.09523986462288159,0.09442617203249697,0.09378557003719183,0.08662005831929706,0.08603615748847537,0.08514822137004223],"twin_dists":[0.2137739422422794,0.2205576374942664,0.22602671542287256,0.2354785212696065,0.23992616374469028,0.25168400075302044,0.25188600400168365,0.2551322680928134,0.2575658427472581,0.26211571834978276,0.2666223119688745,0.269384192002339,0.2694139916595636,0.2710406842361774,0.2751464572964023,0.27756198839373686,0.2775811133316449,0.2798164709651683,0.28075621226342684,0.2816424413402891,0.28215584314401265,0.2825624915226136,0.28726779693122734,0.2876646679460334,0.28827231892136357],"n_dims_used":45,"mean_confidence":0.8972849527994792},"coverage":{"mean_confidence":0.8972849527994792,"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}}