{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001388},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001919","491:4910002017","491:4910001449","490:4900006544","491:4910001633","491:4910002863","491:4910001325","491:4910002021","490:4900004602","491:4910001803","491:4910001911","491:4910001918","491:4910001076","491:4910001629","490:4900006665","491:4910001392","491:4910001452","490:4900007652","490:4900004878","491:4910001912","490:4900007533","490:4900005687","491:4910002013","490:4900006199","491:4910002913"],"twin_admin_codes":[491,491,491,490,491,491,491,491,490,491,491,491,491,491,490,491,491,490,490,491,490,490,491,490,491],"twin_sims":[0.3100764791521693,0.21523878280611236,0.17394606866435888,0.10880032910676077,0.09497918448055835,0.08040885033718292,0.07049405867289404,0.07045603349503322,0.06704265350577093,0.05508720444807632,0.0505252119976912,0.04986461097950729,0.049697626056440104,0.049191620108120705,0.04129580690382412,0.03682463285477393,0.03557895387743514,0.03538511123951163,0.0337320011329104,0.03361100763422131,0.030507806112426466,0.030189316286726324,0.025131080802929143,0.024439618330804352,0.02376398439427817],"twin_dists":[0.19874924142260908,0.2276331334627484,0.24290417950865598,0.27355408226816696,0.2818065408561803,0.2916040041004326,0.2991191220070629,0.2991495460780017,0.3019366058726447,0.3127165044385808,0.3173449449690423,0.31804369856228115,0.31822154800277314,0.3187635348756205,0.32789099387201986,0.3337338829970974,0.33546864149343286,0.3357432158467165,0.3381383131371331,0.338317513229123,0.34311319016455255,0.3436287102427858,0.3525153387229254,0.3538477901991833,0.3551816304742338],"n_dims_used":44,"mean_confidence":0.8933935165405273},"coverage":{"mean_confidence":0.8933935165405273,"n_dims_used":44,"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}}