{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004705},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004792","480:4800004962","480:4800005561","480:4800004876","480:4800004877","480:4800004445","490:4900000816","480:4800004878","490:4900000594","480:4800005133","480:4800005046","480:4800004693","480:4800005049","480:4800005222","480:4800004694","494:4940001011","480:4800004198","480:4800004793","490:4900001606","480:4800005473","480:4800005225","493:4930000215","496:4960006371","480:4800004779","494:4940000547"],"twin_admin_codes":[480,480,480,480,480,480,490,480,490,480,480,480,480,480,480,494,480,480,490,480,480,493,496,480,494],"twin_sims":[0.6105062794760344,0.5635212205803752,0.45571826298084556,0.42229108242870284,0.4196996206654499,0.3212506213654363,0.2971616512068008,0.28818561712135365,0.26385282691237777,0.26037169327400306,0.2575099532758882,0.2514866313520867,0.2509416263800347,0.24872630977858698,0.2276855647651074,0.22572278343717767,0.22276528168580112,0.21433552889782972,0.21191561797671904,0.20785926625273796,0.18900167171219434,0.17937631614385316,0.16568969886797413,0.1654876595028226,0.1596246918943555],"twin_dists":[0.12902318823360395,0.13909918804761306,0.1628235058899406,0.17053271261485906,0.17114047757980613,0.195721645963593,0.20232752915395621,0.2048685547092391,0.21200702755173315,0.2130610719852816,0.2139342216053283,0.21579227006410112,0.21596178104614144,0.2166532349931739,0.22342864132372833,0.22408130600082987,0.22507189522582347,0.2279445326284784,0.228783198146813,0.23020369433710183,0.2370698182545097,0.24076007296879404,0.24625781811730232,0.24634137637920686,0.24879897229796538],"n_dims_used":43,"mean_confidence":0.9201684996139171},"coverage":{"mean_confidence":0.9201684996139171,"n_dims_used":43,"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}}