{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001725},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001999","491:4910001608","491:4910002050","491:4910001785","491:4910001489","491:4910001605","491:4910001716","491:4910001045","491:4910001899","491:4910001844","491:4910001095","491:4910001665","491:4910001313","491:4910001606","491:4910001949","491:4910001896","491:4910001483","491:4910001298","491:4910002133","491:4910001885","491:4910002046","491:4910001548","491:4910001241","491:4910001438","491:4910002289"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6942084223992596,0.6304583064310976,0.5974418810867448,0.5828966532871507,0.4440823777411616,0.41057112943068486,0.35311110882279056,0.33668272208518746,0.3364232350314883,0.3173039566484672,0.30783547153515406,0.3076727857009094,0.28942799123360446,0.28502415501524886,0.27508259461024703,0.2682014756922823,0.24024702450243343,0.23891401244901278,0.21473085461788977,0.19732016797327429,0.19711322956486446,0.19045109382711733,0.18911585095322167,0.1854224352503597,0.18001851951503436],"twin_dists":[0.1109622330026271,0.12474824841121071,0.1318207838038403,0.13493770173001637,0.16548121774582883,0.17329423868638244,0.18739520561773299,0.19163545197986293,0.1917033031337494,0.19678407378318977,0.1993638800267416,0.19940859967407562,0.2045140729267204,0.20577474986464242,0.2086646048972867,0.2107024384240947,0.21933702483888515,0.21976448579527522,0.22780813426215715,0.23398521913557677,0.234060847820262,0.23652564220204195,0.2370268447129649,0.23842625817711596,0.24050956564346854],"n_dims_used":45,"mean_confidence":0.8985344780815973},"coverage":{"mean_confidence":0.8985344780815973,"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}}