{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003073},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002936","468:4680005385","469:4690005355","480:4800004027","496:4960005304","496:4960002633","496:4960004454","487:4870006450","479:4790004282","496:4960002860","490:4900006284","481:4810000513","496:4960000127","479:4790004122","496:4960001160","496:4960001708","496:4960008124","496:4960005788","488:4880000811","493:4930006341","499:4990000273","466:4660003437","488:4880000849","470:4700003630","496:4960001154"],"twin_admin_codes":[496,468,469,480,496,496,496,487,479,496,490,481,496,479,496,496,496,496,488,493,499,466,488,470,496],"twin_sims":[0.1288148844275017,0.10695002523327247,0.09698183803421348,0.0755683733097914,0.07302759510884692,0.06523711806755683,0.060895510189771684,0.060482158390062435,0.060075605957770506,0.05902515728071574,0.05869597705082221,0.05679475423496803,0.05354655128447972,0.052757514956392706,0.05241537585286629,0.05186898126941225,0.04961049740361276,0.04808605296208427,0.04720545619729741,0.04670828547022776,0.04544393387101446,0.044818587637325935,0.04378106617778721,0.04353962270999204,0.041926866200608454],"twin_dists":[0.26293595363941125,0.2746096826717124,0.2805548394989301,0.2951734493004229,0.2971213723869166,0.30345788453104844,0.30726205823250535,0.3076357275810208,0.3080053030624195,0.3089698238298197,0.3092749838562846,0.3110656004757506,0.3142427961271848,0.3150386216692078,0.31538677809483234,0.31594671622699494,0.31831454329974274,0.3199640914580846,0.3209369550401319,0.3214929391825708,0.32292950768729356,0.3236524508036795,0.32487078674816355,0.32515778196121514,0.32710990109434385],"n_dims_used":45,"mean_confidence":0.9238301595052083},"coverage":{"mean_confidence":0.9238301595052083,"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}}